Page 1 PLENTICORE MP G3 Hybrid inverter Operating manual...
Page 2: Legal Notice
All names, trademarks, product names and other designations used in this manual may be legally pro- tected even if not indicated as such (e.g. as a trademark). KOSTAL Solar Electric GmbH assumes no li- ability for their free usage. The illustrations and texts have been compiled with great care. However, the possibility of errors cannot be ruled out.
Page 3: Table Of Contents
The inverter's internal protective functions ................Transport and scope of delivery..................Transport and storage ......................Scope of delivery......................... Installation ......................... Selecting the installation site ....................Wifi installation site ......................Wall mounting ........................Electrical connection......................Electrical connection......................© 2025 KOSTAL Solar Electric GmbH...
Page 4 Create LAN direct connection between inverter/computer........... 229 11.5 Remove LAN direct connection between inverter/computer ..........231 Switched outputs ......................232 12.1 Switched outputs at a glance ....................233 12.2 Set up self-consumption control for load control..............235 © 2025 KOSTAL Solar Electric GmbH...
Page 5 External battery control via Modbus (TCP) ................257 14.3 External battery control via digital inputs ................259 Backup mode ........................261 15.1 Backup mode with the KOSTAL BackUp Switch ..............262 15.2 Backup mode with an automatic backup box..............264 15.3 Limitations in backup mode....................266 System monitoring ......................
Page 6 Accessories ........................296 20.1 Activating battery connection....................297 20.2 DC overvoltage protection ....................298 20.3 KOSTAL BackUp Switch – manual switch ................299 Warranty and service ......................301 Appendix..........................302 22.1 EU Declaration of Conformity....................303 22.2 Open Source licence ......................304 22.3...
Page 7: About This Documentation
1.2 Content, function and intended audience of the documentation........1.3 Applicable documents and further information ..............10 1.4 Notes in this manual......................11 1.4.1 Warnings......................12 1.4.2 Meaning of symbols in information notes............12 © 2025 KOSTAL Solar Electric GmbH...
Page 8: Validity Of The Documentation
1. About this documentation 1.1 Validity of the documentation This documentation applies to the hybrid inverter of the ■ PLENTICORE MP G3. © 2025 KOSTAL Solar Electric GmbH...
Page 9: Content, Function And Intended Audience Of The Documentation
■ Technical data Target groups This documentation is aimed at the following categories of people: ■ System planners ■ Plant owners ■ Qualified staff in transport, storage, mounting, installation, operation, maintenance and disposal © 2025 KOSTAL Solar Electric GmbH...
Page 10: Applicable Documents And Further Information
List of events (error messages) that may occur in the inverter Further information ■ List of compatible partners: An overview of products from external partners that can be combined with products from KOSTAL Solar Electric GmbH to create optional up- grades. Regulations ■...
Page 11: Notes In This Manual
1. About this documentation 1.4 Notes in this manual A distinction is made in this manual between warnings and information notes. All notes are identified in the text line with an icon. © 2025 KOSTAL Solar Electric GmbH...
Page 12: Warnings
Contains important instructions for installation and for trouble-free device operation in or- der to avoid damage to property and financial damages. 1.4.2 Meaning of symbols in information notes The symbol indicates activities that may only be carried out by an electrician. Information © 2025 KOSTAL Solar Electric GmbH...
Page 13: Safety
Danger of injury ....................18 2.5.2 Material damage ....................18 2.6 Safety devices......................... 19 2.7 Personal protective equipment..................20 2.8 Emergency procedure..................... 21 2.8.1 Fire procedure....................21 2.9 Observed standards and guidelines ................22 © 2025 KOSTAL Solar Electric GmbH...
Page 14: Proper Use
Additional components, replacement parts and accessories may only be used if they have been approved by KOSTAL Solar Electric GmbH for this product type. You can find all of the information about the product on our website in the Download area: www.kostal-solar-electric.com/download/...
Page 15: Improper Use
Making any changes to the product that are not described in this documentation is not per- mitted. Prohibited changes to the product will result in loss of warranty. © 2025 KOSTAL Solar Electric GmbH...
Page 16: The Operator's Obligations
The operator must ensure that the system is immediately shut down if there are discern- ible defects and must ensure that the defects are remedied. ■ The operator must ensure that the product is only operated with the specified safety devices. © 2025 KOSTAL Solar Electric GmbH...
Page 17: Qualification Of The Staff
■ Electrics The following additional, specific qualifications are required: ■ Knowledge of all safety requirements for handling inverters ■ Knowledge of the applicable regulations for handling the product. See Applicable documents and further information, Page 10. © 2025 KOSTAL Solar Electric GmbH...
Page 18: Sources Of Danger
Damaged inverter supply cables or damaged plugs can cause a fire. ■ Carry out regular visual checks on the supply cables and plugs. ■ If you detect defects: Notify qualified staff and have the parts replaced. © 2025 KOSTAL Solar Electric GmbH...
Page 19: Safety Devices
2. Safety 2.6 Safety devices Safety devices required during installation The following safety devices must be installed: ■ Line circuit breaker ■ Residual current device © 2025 KOSTAL Solar Electric GmbH...
Page 20: Personal Protective Equipment
For certain activities, staff are obligated to wear protective equipment. The required protect- ive equipment is specified in the relevant chapters. An overview of the required protective equipment ■ Rubber gloves ■ Protective glasses © 2025 KOSTAL Solar Electric GmbH...
Page 21: Emergency Procedure
Notify the fire service. Tell the emergency services that a PV system is in operation and state the location of modules, inverters and separators. Have any other measures carried out by qualified staff only. © 2025 KOSTAL Solar Electric GmbH...
Page 22: Observed Standards And Guidelines
The EU Declaration of Conformity lists standards and guidelines, the requirements of which are met by the product. You can find all of the information about the product on our website in the Download area: www.kostal-solar-electric.com/download/ © 2025 KOSTAL Solar Electric GmbH...
Page 23: Device And System Description
The Webserver....................55 3.8.16 The data logger....................56 3.8.17 Event codes ..................... 56 3.8.18 Service concept ....................56 3.8.19 KOSTAL Solar Terminal..................57 3.8.20 KOSTAL Solar Portal..................58 3.8.21 The KOSTAL Solar Plan layout software............60 © 2025 KOSTAL Solar Electric GmbH...
Page 24 3. Device and system description 3.8.22 KOSTAL Solar App ..................61 3.9 The inverter's internal protective functions............... 62 © 2025 KOSTAL Solar Electric GmbH...
Page 25: Type Plate And Labels On The Device
QR code with the following information: Serial number, article number, hardware/software status, master key The QR code can be used to perform initial commissioning of the inverter via the KOSTAL Solar App. ■ Details of the activated power in the inverter.
Page 26 5 min Device must not be disposed of with household waste. Observe the local application of disposal requirements. CE marking The product satisfies the applicable EU requirements. Additional earth connection © 2025 KOSTAL Solar Electric GmbH...
Page 27: System Overview
Digital energy meter (Modbus RTU) at the grid connection point Main fuse for building Procurement and feed meter or smart meter (not in all countries) Public grid Line circuit breaker for energy consumers Energy consumers © 2025 KOSTAL Solar Electric GmbH...
Page 28 Digital energy meter (Modbus RTU) at the grid connection point Main fuse for building Procurement and feed meter or smart meter (not in all countries) Public grid Line circuit breaker for energy consumers Energy consumers Feed meter for AC power source © 2025 KOSTAL Solar Electric GmbH...
Page 29 Line circuit breaker for AC power source AC power source, e.g. combined heat and power (CHP) unit, or other generation plants, such as PV inverter (the energy from the AC power source can be tempor- arily stored in the battery) © 2025 KOSTAL Solar Electric GmbH...
Page 30 Procurement and feed meter or smart meter (not in all countries) Public grid Line circuit breaker for power consumption Power consumption Feed meter for AC power source Line circuit breaker for AC power source © 2025 KOSTAL Solar Electric GmbH...
Page 31 3. Device and system description AC power source, e.g. CHP unit, or other generation plants, such as PV inverter (the energy from the AC power source can be temporarily stored in the battery) © 2025 KOSTAL Solar Electric GmbH...
Page 32 3. Device and system description Inverter with KOSTAL ENECTOR wallbox If the inverter and a KOSTAL ENECTOR wallbox are fitted in the system environment, a KOSTAL Smart Energy Meter (KSEM) must be used as the energy meter. The KSEM is a three-phase energy meter but is run on only one phase when combined with the PLENTICORE MP G3.
Page 33: Power Classes
The following product upgrades are available and can be obtained in the KOSTAL Solar Webshop using PLENTICOIN: The product upgrades can then be activated using the KOSTAL Solar App, the inverter dis- play or the inverter Webserver by going to Additional options and entering the activation code.
Page 34: The Inverter
Display Housing Type plate DC switch Plug connector for connecting the PV generators and a battery system (battery connection optional) Additional PE connection, outside Cable opening for AC mains cable Cable openings for communication © 2025 KOSTAL Solar Electric GmbH...
Page 35: Dc Circuit Switch On Inverter
3.4 DC circuit switch on inverter The inverter can be switched on and off via the DC circuit switch. The circuit switch can also be locked. Switch on the inverter Switch off the inverter © 2025 KOSTAL Solar Electric GmbH...
Page 36: The Connection Area
DC inputs, PLENTICORE MP S G3 DC circuit switch DC connection 1 for PV generators DC connection 2 for PV generators or a battery storage unit (optional) Cable inlet for AC cable Cable inlet for communication cables © 2025 KOSTAL Solar Electric GmbH...
Page 37 DC connection 1 for PV generators DC connection 2 for PV generators DC connection 3 for PV generators or a battery storage unit (optional) Cable inlet for AC cable Cable inlet for communication cables © 2025 KOSTAL Solar Electric GmbH...
Page 38: The Terminal Compartment
The terminal compartment can be opened by pushing the holding clamps together. The ter- minal compartment contains: ■ the AC terminal, ■ the interface card (Smart Communication Board (SCB)) ■ the installation position for the optional DC overvoltage protection module. © 2025 KOSTAL Solar Electric GmbH...
Page 39: Overview Of Smart Communication Board
Input 1 ceiver/external battery Input 2 control Input 3 Input 4 COM (0 V ground) Terminal for ripple con- X403 common ref connection trol receiver CEI for Italy commando locale connection signale esterno connection © 2025 KOSTAL Solar Electric GmbH...
Page 40 USB 2.0 interface X171 USB 2.0 max. 500 mA (for service pur- poses) Ethernet connection X207 RJ45 max. 100 Mbit (LAN connection (RJ45) for connection to a router or other X206 devices, e.g. inverter, KSEM) © 2025 KOSTAL Solar Electric GmbH...
Page 41: Functions
The following product upgrades are available and can be obtained in the KOSTAL Solar Webshop using PLENTICOIN: The product upgrades can then be activated using the KOSTAL Solar App, the inverter dis- play or the inverter Webserver by going to Additional options and entering the activation code.
Page 42: Energy Management
Energy from the public grid is used for the following: ■ Local consumers ■ Charging the battery, e.g. to protect the battery in the winter or via the external battery control system/battery manager. © 2025 KOSTAL Solar Electric GmbH...
Page 43 ■ Feeding surplus energy into the public grid INFO AC power sources can be, for example, KOSTAL inverters, other inverters, combined heat and power (CHP) units, small wind turbines or other energy sources in the house grid. To store this energy in a connected battery, the Storage of surplus AC energy from local generation function must be activated in the Webserver in Service menu >...
Page 44: Recording Home Consumption
■ Various types of energy meter can be used INFO You will find a list of approved energy meters and their purpose in the download area for the product on our website at https://www.kostal-solar-electric.com. © 2025 KOSTAL Solar Electric GmbH...
Page 45: Storing Energy
To do this, the battery activation code can be purchased from the online KOSTAL Solar shop. ■ You will find a list of approved KOSTAL Solar Electric battery storage systems on our website in the download area for the product. ■...
Page 46: Shadow Management
PV string can always deliver optimum performance in spite of partial shading. Shadow management can be activated per string via the Webserver by going to Service menu > Generator settings. © 2025 KOSTAL Solar Electric GmbH...
Page 47: Communication
■ WLAN bridge If there are several KOSTAL inverters in a system, the inverter can be used as a WLAN bridge to the existing WLAN router. Additional inverters, energy meters or battery stor- age can be connected to this inverter using LAN cables to establish the connection to the local home network and the Internet.
Page 48: Ripple Control Receiver / Smart Meter Gateway
FNN control box (provided by the energy supplier) and control commands to the inverter are sent via this box. The EEBus protocol is first activated in the inverter itself. Then simply pair the EEBus re- ceiver (the CLS adapter) to establish the connection. © 2025 KOSTAL Solar Electric GmbH...
Page 49 3. Device and system description You will find more information about this under EEBus. © 2025 KOSTAL Solar Electric GmbH...
Page 50: Central Grid And System Protection
To do this, the inverter allows consumers to be connected to it via an external relay. The consumers can then be switched on when there is sufficient PV power and thereby access the PV energy generated at that point in time. For more information, see Switched outputs, Page 232. © 2025 KOSTAL Solar Electric GmbH...
Page 51: External Battery Control
The system installer is responsible for the correct selection and installation of the meter structure in the house grid. The specifications of the energy supplier must be observed in this case. The system owner is responsible for correctly using and selecting internal or external charge/discharge management. © 2025 KOSTAL Solar Electric GmbH...
Page 52: Dynamic Electricity Tariffs
Especially when electricity prices are very low, you as the customer can save a lot of money. The stored energy can then be used locally when electricity prices are high. Battery usage is configured via the Webserver by going to Service > General > Battery usage. © 2025 KOSTAL Solar Electric GmbH...
Page 53: Dc Overvoltage Protection
Failure detection is automatically activated and the failure message is forwarded to the KOSTAL Solar Portal. ■ Simple and easy to replace if it fails You will find a list of approved KOSTAL Solar Electric accessories on our website in the download area for the product.
Page 54: Backup Function
For this purpose, a manual or automatic backup box must be installed in the house grid at the grid connection point. As a manual variant, KOSTAL provides the KOSTAL BackUp Switch (three-phase) and the KOSTAL BackUp Switch MP (single-phase), which disconnects the public grid from the house grid in backup mode.
Page 55: The Webserver
Displaying log data ■ Displaying current version (e.g. software, firmware, hardware) ■ Configuring the device (e.g. software update, enabling options, battery configuration, network settings, activat- ing solar portal, implementing settings specified by the energy supplier, etc.) © 2025 KOSTAL Solar Electric GmbH...
Page 56: The Data Logger
The inverter includes smart monitoring. If an event occurs during operation, an event code is shown on the display and in the Webserver. In a service scenario you, as the operator of the system, can read off the message and contact your installer or service partner. © 2025 KOSTAL Solar Electric GmbH...
Page 57: Kostal Solar Terminal
3. Device and system description 3.8.19 KOSTAL Solar Terminal The KOSTAL Solar Terminal is the central gateway for you as a user. You can find the KOSTAL Solar Terminal on our website or at this link: https://terminal.kostal-solar-electric.com. KOSTAL Solar Terminal The KOSTAL Solar Terminal is a central hub for various applications. To use them, you have to register once.
Page 58: Kostal Solar Portal
Data transfer to KOSTAL Solar Portal must be activated in the inverter. ■ The inverter must not be assigned to any other PV system in the KOSTAL Solar Portal. ■ The inverter must be assigned to your PV system in the KOSTAL Solar Portal.
Page 59 3. Device and system description You can find more information about this on our website www.kostal-solar-electric.com. KOSTAL Solar Electric © 2025 KOSTAL Solar Electric GmbH...
Page 60: The Kostal Solar Plan Layout Software
Just enter the system details and individual customer details and receive a recommendation for a suitable KOSTAL solar inverter for the planned solar system. All KOSTAL solar invert- ers are considered for this. In addition, the customer's electricity consumption is considered and the potential self-consumption and self-sufficiency quotas are displayed using standard load profiles.
Page 61 To set up and use the app, you will need access to the KOSTAL Solar Terminal and the KOSTAL Solar Portal and to have an inverter set up there. To log in to the app, use the same login details as for the KOSTAL Solar Terminal.
Page 62: The Inverter's Internal Protective Functions
This protective function cannot be configured or deactivated. Residual current monitoring The inverter monitors the leakage current of the PV generator, including the battery, as soon as it is connected to the grid. © 2025 KOSTAL Solar Electric GmbH...
Page 63 DC leakage current. If the DC leakage current reaches a value that may jeop- ardise the function of an upstream type A RCD, the inverter shuts down. ■ The inverter reports a “DC residual current” event. © 2025 KOSTAL Solar Electric GmbH...
Page 64 However, depending on the PV generator used, a high DC leakage current may be totally normal. In this case, once the system has been checked by qualified staff, this monitoring can be deactivated once it has been ensured that all upstream RCDs are type B RCDs. © 2025 KOSTAL Solar Electric GmbH...
Page 65: Transport And Scope Of Delivery
4. Transport and scope of delivery 4. Transport and scope of delivery 4.1 Transport and storage..................... 66 4.2 Scope of delivery ......................67 © 2025 KOSTAL Solar Electric GmbH...
Page 66: Transport And Storage
If stored for a longer period before installation, all inverter components must be kept dry and dust-free in the original packaging. For enhanced inverter transport, use the grip strips on the left and right side of the inverter. © 2025 KOSTAL Solar Electric GmbH...
Page 67: Scope Of Delivery
3× screws 6×50 with Duo Power 8 screw anchor and 1× washer Plug seals for the cable gland of the network and signal cables Ferrite core for communication cables Quick Start Guide and drilling template Wall mount © 2025 KOSTAL Solar Electric GmbH...
Page 68: Installation
5. Installation 5. Installation 5.1 Selecting the installation site ................... 69 5.2 Wifi installation site ......................71 5.3 Wall mounting ......................... 72 © 2025 KOSTAL Solar Electric GmbH...
Page 69: Selecting The Installation Site
A sufficient safety distance from flammable materials and potentially ex- plosive areas in the vicinity must be ensured. Inverters can cause noise when in operation. Install inverter in a way that prevents people from being disturbed by operation noises. © 2025 KOSTAL Solar Electric GmbH...
Page 70 The ambient temperature must be between -20 °C and +60 °C. The air humidity must be between 4 % and 100 % (condensing). 4...100 % Install inverters so that they are not accessible to children. Inverters must be easily accessible and the display clearly legible. © 2025 KOSTAL Solar Electric GmbH...
Page 71: Wifi Installation Site
Check in advance, e.g. with your mobile device, whether there is sufficient Wifi reception at the installation site. ■ Measure the field strength. This should be as high as possible. ■ If necessary, use repeaters to improve Wifi reception at the installation site. © 2025 KOSTAL Solar Electric GmbH...
Page 72: Wall Mounting
Fix the inverter to the wall at the bottom using a third bolt and washer (included in scope of delivery). 204,5 143,5 143,5 100 mm (mm) 3 x min. DIN571 A2-70 6 x 50 204,5 ✔ The inverter is installed. © 2025 KOSTAL Solar Electric GmbH...
Page 73: Electrical Connection
6.12 Closing the inverter ......................115 6.13 Connecting battery's DC cables..................116 6.14 Solar module connection ....................118 6.14.1 Note the following before connecting the DC plugs .......... 118 6.14.2 Connecting solar modules................120 © 2025 KOSTAL Solar Electric GmbH...
Page 74: Electrical Connection
Risk of fire due to overcurrent and heating of the mains cable If mains cables are too small, they can heat up and cause a fire. ■ Use a suitable cross-section. ■ Install line circuit breaker to secure against overcurrent. © 2025 KOSTAL Solar Electric GmbH...
Page 75 Insert mains cable into the inverter and seal with sealing ring and union nut. The seal- ing ring can be adapted to the mains cable by peeling off the individual sealing rings from the inside to the outside. Tighten union nut to the prescribed torque. © 2025 KOSTAL Solar Electric GmbH...
Page 76 In countries in which a second PE connection is required, connect this at the marked place on the housing (outside). ✔ The AC connection is connected. © 2025 KOSTAL Solar Electric GmbH...
Page 77: Dc Overvoltage Protection (Optional)
Insert the DC overvoltage module in the slot until it engages. If the cross-section of the AC supply cable is smaller than 6mm², a protective con- ductor of at least 6mm² must also be fitted at the inverter’s outer PE connection. © 2025 KOSTAL Solar Electric GmbH...
Page 79: Installation Of Ferrite Core For All Com Cables
In order to avoid faults on the communication cables, they should be led through a ferrite core. Lead all signal/communication and LAN cables through the ferrite core provided from below. The AC cable must be led in front of the signal/communication and LAN cables and must not touch them. © 2025 KOSTAL Solar Electric GmbH...
Page 80: Energy Meter Connection
6.4 Energy meter connection Inverter Line circuit breaker for inverter Consumer device RS485 (Modbus RTU) communication cable between energy meter and inverter Digital energy meter (Modbus RTU) Purchase and feed meter or smart meter Public grid © 2025 KOSTAL Solar Electric GmbH...
Page 81: Connecting Energy Meter
Risk of death due to electrical shock and discharge! ■ De-energise device and secure against being switched on again. INFO Only energy meters which have been approved for the inverter by KOSTAL Solar Electric may be used. You will find an up-to-date list of approved energy meters in the download area for the product on our website.
Page 82 Sealing ring with union nut Energy meter ✔ The energy meter is connected. The type of energy meter used is selected when the inverter is first installed or can be set using the inverter menu or Webserver. © 2025 KOSTAL Solar Electric GmbH...
Page 83: Ripple Control Receiver
(e.g. smart meter) better suited to you. If a ripple control receiver is already connected to another KOSTAL inverter in your house network, you can use the control signals of this ripple control receiver. In order to do this, receipt of broadcast control signals must be activated in the Webserver by going to Service menu >...
Page 84: Overview Of Ripple Control Receiver Standard Connection
6. Electrical connection 6.5.1 Overview of ripple control receiver standard connection X401 100% 100% X401 terminal Control line from ripple control receiver to inverter with sealing ring and union nut Ripple control receiver © 2025 KOSTAL Solar Electric GmbH...
Page 85: Overview Of Ripple Control Receiver/Control Box, Also With Power Limitation In
100 % 60 % 30 % max. 4,2 kW X401 terminal Control line from ripple control receiver to inverter with sealing ring and union nut Ripple control receiver / FNN control box © 2025 KOSTAL Solar Electric GmbH...
Page 86: Overview Of Ripple Control Receiver Connection Via Cei Control Signals For Italy
Ripple control receiver Italy INFO For Italy (standard CEI0-21), there must be no voltage applied to terminal X403 (VDD). Connection to an external voltage source and a changeover switch to GND is mandatory here. © 2025 KOSTAL Solar Electric GmbH...
Page 87: Overview Of Ripple Control Receiver Connection Via Trip Control Signal
Webserver. X401 Trip Signal X401 terminal Control line from ripple control receiver to inverter with sealing ring and union nut Ripple control receiver from the energy supply company with trip signal © 2025 KOSTAL Solar Electric GmbH...
Page 88: Connecting Ripple Control Receiver/Control Box
Webserver. Forwarding of the ripple control receiver’s sig- nals (distribution of broadcast control signals) to other inverters in the same house grid can also be activated. ✔ The ripple control receiver is connected. © 2025 KOSTAL Solar Electric GmbH...
Page 89: Connecting Central Grid And System Protection
De-energise device and secure against being switched on again. Perform the following steps: Switch the DC switch on the inverter to OFF. De-energise the house grid and secure it against being switched back on. © 2025 KOSTAL Solar Electric GmbH...
Page 90: After Commissioning
Once the inverter has undergone initial commissioning, the central grid and system protection must be configured in the Webserver. The function can be activated by going to Service > General > CEI inputs/VDE > VDE (circuit breaker). ✔ Inverter set up for grid and system protection function. © 2025 KOSTAL Solar Electric GmbH...
Page 91: External Surge Protection Device (Spd)
X402 SPD OK Normally Closed (NC) SPD OK SPD OK Connection of terminal X402 for Smart Communication Board (SCB) Surge protection devices (SPD) for AC and DC side Control line from SPD to inverter © 2025 KOSTAL Solar Electric GmbH...
Page 92 Switch the DC switch on the inverter to OFF. De-energise the house grid and secure it against being switched back on. Install the SPD for AC and DC in the control cabinet or power distributor. © 2025 KOSTAL Solar Electric GmbH...
Page 93 Activate Evaluation of the external message signal (terminal X402). Under Signal is wired as, select the function normally open (NO) or normally closed (NC). Click on the Save button. ✔ The function is active. © 2025 KOSTAL Solar Electric GmbH...
Page 94: Backup Switch Connection (Optional)
Switch) for three-phase grids and a single-phase variant (KOSTAL BackUp Switch MP) for single-phase grids. If the PLENTICORE MP G3 is run in a three-phase grid with the KOSTAL BackUp Switch (three-phase variant), ensure that the inverter and all key consumer devices are connec- ted on the same phase.
Page 95 BackUp Switch System overview The KOSTAL BackUp Switch is connected differently depending on the country and the en- ergy supplier. Ask your energy supplier which type of connection you require. Left: Neutral point setup required. Separation of the neutral conductor from the public grid with the KOSTAL BackUp Switch in backup mode.
Page 96 ✔ The KOSTAL BackUp Switch signal cable is connected. Use of the KOSTAL BackUp Switch is selected when the inverter is initially installed, or it can be selected via the Webserver by going to Service menu – General > Operating mode >...
Page 97 Route the backup signal cable correctly from the inverter to the automatic backup box and connect it to the backup box in accordance with the manufacturer's connec- tion plan. Connect the backup signal cable in the inverter at the terminal for the backup box (terminal X402). © 2025 KOSTAL Solar Electric GmbH...
Page 98 Use of the automatic backup box is selected when the inverter is initially installed, or it can be selected via the Webserver by going to Service menu – General > Operating mode > Change operating mode. © 2025 KOSTAL Solar Electric GmbH...
Page 99: Connection Of Switched Outputs
If there is an event message, the inverter can trigger an actuator connected to the switched output (warning light, message signal, smart home system), providing information about the event that occurred. More information about configuration Switched outputs, Page 232. © 2025 KOSTAL Solar Electric GmbH...
Page 100 Load control operating mode: Here, an external load (e.g. washing machine or air conditioning system) is triggered. ■ Events operating mode: As soon as an event is present, an external load (e.g. lamp or signal horn) is triggered. © 2025 KOSTAL Solar Electric GmbH...
Page 101 The wallbox offers a digital/signal input for this purpose. ■ Events/external control operating mode: The external device is controlled via a di- gital/signal input. This can be, for example, a KNX control unit or another smart home system. © 2025 KOSTAL Solar Electric GmbH...
Page 102 Connect the load relay or consumer correctly to one of the switched outputs (e.g. OUT1) at the Smart Communication Board. Correctly install and connect the other self-consumption control components. ✔ The electrical connection is complete. © 2025 KOSTAL Solar Electric GmbH...
Page 103: Connection For Self-Consumption Control
OUT2 OUT3 OUT4 max 24 V/ 100 mA ≈ 230 V Smart Communication Board (SCB) Terminal for self-consumption control Sealing ring Union nut Control line Load relay/connection via potential-free contact Jumper switch Consumer device © 2025 KOSTAL Solar Electric GmbH...
Page 104 Load relay/connection via potential-free contact For the electrical connection of the self-consumption control, proceed as follows: DANGER Risk of death due to electrical shock and discharge! ■ De-energise device and secure against being switched on again. © 2025 KOSTAL Solar Electric GmbH...
Page 105 Connect the load relay or consumer correctly to the self-consumption control terminal on the Smart Communication Board. Correctly install and connect the other self-consumption control components. ✔ The electrical connection for self-consumption control has been made. Switch on the inverter. © 2025 KOSTAL Solar Electric GmbH...
Page 106: Communication Connection
RJ45 connections. If the Ethernet cable is connected to a router, the inverter is integrated into the local net- work and can be contacted by all computers or KOSTAL inverters incorporated into the same network.
Page 107 Seal with sealing ring and union nut. Tighten union nut to the prescribed torque. Tight- ening torque: 8 Nm (M25). Connect Ethernet cable to LAN interface of Smart Communication Board. Connect the Ethernet cable to the computer or router. ✔ The inverter is connected to the internal network. © 2025 KOSTAL Solar Electric GmbH...
Page 108: Connection Via Wifi
If you want to connect the inverter to the home network via WLAN, it is important to have a sufficiently strong signal quality at the installation site. The inverter can also be used as a WLAN bridge for other devices (e.g. KOSTAL Smart En- ergy Meter, battery storage unit).
Page 109 De-energise the inverter and secure it against being switched back on. Guide the Ethernet cable into the inverter. Seal with sealing ring and union nut. Tighten union nut to the prescribed torque. Tight- ening torque: 8 Nm (M25). © 2025 KOSTAL Solar Electric GmbH...
Page 110 Connect the Ethernet cable to the LAN interface of the external device, e.g. inverter, energy meter or battery. Connect other devices via Ethernet cable. ✔ The external devices are connected. After initial commissioning, the WLAN interface still has to be configured in the inverter. © 2025 KOSTAL Solar Electric GmbH...
Page 111: Connecting Battery
Please note the following: ■ Battery use must be released in the inverter. ■ Only battery storage systems (manufacturers) which have been approved by KOSTAL Solar Electric GmbH may be connected to the inverter. INFO A list of approved battery storage systems...
Page 112: Connecting Battery Communication
The communication cable is subject to at least the following requirements. Please consult the manual provided by the battery manufacturer for more details. Wire cross-section 0.25-1.5 mm Outer diameter 5-7.5 mm Max. length 30 m Length of stripped insulation 8 mm Twisted pair (e.g. Cat.7 / AWG23-19) © 2025 KOSTAL Solar Electric GmbH...
Page 113: Activation Of Battery Input
Activation is complete. Inputting code via Webserver: After initial commissioning, the battery activation code can be entered via the Webserver. Calling up Webserver Go to Service menu > Extra options > Release new option. © 2025 KOSTAL Solar Electric GmbH...
Page 114 Enter the 10-digit battery activation code and confirm. The operating mode must then be activated by going to Service menu > Operating mode > Change operating mode to add the battery to the inverter. ✔ Activation is complete. © 2025 KOSTAL Solar Electric GmbH...
Page 115: Closing The Inverter
Check the fit of connected wires and strands in the inverter. Remove any foreign objects (tools, wire cuttings, etc.) from the inverter. Mount the terminal compartment's cover and let it engage. Fit cover on inverter and screw it tight (1.5Nm). 1,5 Nm Click Click © 2025 KOSTAL Solar Electric GmbH...
Page 116: Connecting Battery's Dc Cables
When mounting the sockets and plugs on the battery's DC cables, ensure their polar- ity is correct! Plug the sockets and plugs of the battery's DC cables onto the inverter. Retain the plug seals from the plug connectors. © 2025 KOSTAL Solar Electric GmbH...
Page 117 The battery type and battery capacity are automatically identified during initial installation. After initial commissioning, the data can be checked in the Webserver by going to Service menu > Battery settings and other battery configurations can also be carried out. © 2025 KOSTAL Solar Electric GmbH...
Page 118: Solar Module Connection
U to ensure the optimal MPPmin MPPmax layout for the solar modules and the highest yield possible. KOSTAL Solar Plan should be used as a planning tool for this. ■ Check that the modules are planned and connected correctly.
Page 119 DC connections. Failure to comply with this will render any manufacturer's warranty, guarantee or liability null and void unless it can be proven that the damage was not due to non-compliance. © 2025 KOSTAL Solar Electric GmbH...
Page 120: Connecting Solar Modules
De-energise the inverter and secure it against being switched back on. If there is more than one inverter in a PV system, ensure that no cross-connection oc- curs when the PV generators are connected. © 2025 KOSTAL Solar Electric GmbH...
Page 121 Plug the sockets and plugs of the DC cables onto the inverter. Retain the plug seals from the plug connectors. PLENTICORE MP M G3 PLENTICORE MP S G3 = 1000 V DCmax ✔ The DC side is connected. © 2025 KOSTAL Solar Electric GmbH...
Page 122: Initial Commissioning
7. Initial commissioning 7. Initial commissioning 7.1 Initial commissioning ....................... 123 7.1.1 Initial commissioning via KOSTAL Solar App and the setup wizard....125 7.1.2 Initial commissioning via web browser.............. 131 7.1.3 Initial commissioning via display ............... 135 7.2 Configuring settings in the Webserver ................138 7.3 Handover to the operator....................
Page 123: Initial Commissioning
7. Initial commissioning 7.1 Initial commissioning The KOSTAL Solar App, the Webserver or the inverter’s display can be used for initial commissioning. The required activation codes are requested during initial commissioning. Activation codes should be purchased before commissioning from wholesalers, our KOSTAL Solar Webshop or directly from the KOSTAL Solar App.
Page 124 Initial commissioning via KOSTAL Solar App and setup wizard A smartphone is required to input the data. Initial commissioning is performed via the setup wizard in the KOSTAL Solar App. The application is only available to installers. For this purpose, Pro mode must be activated in the KOSTAL Solar App.
Page 125: Initial Commissioning Via Kostal Solar App And The Setup Wizard
7. Initial commissioning 7.1.1 Initial commissioning via KOSTAL Solar App and the setup wizard To carry out the installation via the KOSTAL Solar App and the setup wizard, the following preconditions must be met. ■ The KOSTAL Solar App must be installed on the smartphone.
Page 126 7. Initial commissioning If you have not yet logged in to the KOSTAL Solar Terminal, you will be automatically prompted to log in. When you log in, your data will be automatically stored in the KOSTAL Solar App, including the service code, if you have been set up as a fitter.
Page 127 ➔ The inverter serial number is displayed. Click on Next. If you haven't yet logged into the KOSTAL Solar Terminal, enter your access details to do so. ➔ The product upgrades available for your inverter are then displayed for you.
Page 128 The smartphone is now connected to the inverter WLAN access point. Now scan the QR code from the inverter type plate and press Next. Press Next. If your installer service code cannot be automatically called up via the KOSTAL Solar Terminal, enter it here and press Next. ✔...
Page 129 Under operating mode, select which components should be taken into consideration during the initial setup (PV generators, installed energy meter, connected battery, a KOSTAL BackUp Switch or an automatic backup box). The following items are then taken into consideration during the initial installation.
Page 130 Network settings Finally, you can change the network settings, download the parameterisation report and, if necessary, start the grid and system protection self-test. ✔ The inverter has been set up and is ready for operation. © 2025 KOSTAL Solar Electric GmbH...
Page 131: Initial Commissioning Via Web Browser
Setup wizard, Page 133. If the Webserver initial setup wizard does not start in the browser, enter the WLAN IP ad- dress (192.168.67.1) shown on the inverter display into a web browser on your smart- phone. © 2025 KOSTAL Solar Electric GmbH...
Page 132 The Webserver connection is established and the initial setup wizard is displayed. Continue with Setup wizard, Page 133. INFO If a message appears saying that the inverter's WLAN is not connected to the Internet and mobile data should be used instead, remain connected to the inverter's WLAN. © 2025 KOSTAL Solar Electric GmbH...
Page 133 Under operating mode, select which components should be taken into consideration during the initial setup (PV generators, installed energy meter, connected battery, a KOSTAL BackUp Switch or an automatic backup box). The following items are then taken into consideration during the initial installation.
Page 134 Network settings Finally, you can change the network settings, download the parameterisation report and, if necessary, start the grid and system protection self-test. ✔ The inverter has been set up and is ready for operation. © 2025 KOSTAL Solar Electric GmbH...
Page 135: Initial Commissioning Via Display
Under operating mode, select which components should be taken into consideration during the initial setup (PV generators, installed energy meter, connected battery, a KOSTAL BackUp Switch or an automatic backup box). Select the items using the arrow keys and confirm with ENTER.
Page 136 The extra options currently released are shown under Released options. Select Release option and confirm with ENTER. Enter the code you previously purchased from the KOSTAL Solar Webshop. At the end, confirm the input with √. Press the right arrow key to go to the next installation item.
Page 137 INFO In France, the installer is personally responsible for obtaining any obligatory additional, re- quired labels for the inverter and feed cables and for attaching them to the inverter and feed cables. © 2025 KOSTAL Solar Electric GmbH...
Page 138: Configuring Settings In The Webserver
Get the installer to configure inverter settings. ■ Get the energy supply company to configure the mandatory settings for grid feed-in. ■ Log in to the KOSTAL Solar Portal, if not already done. ■ Allocate a password for the plant owner. ■...
Page 139: Handover To The Operator
As the installer and commissioning engineer, have the operator confirm the proper han- dover with their signature. As the operator, have the installer and commissioning engineer confirm that the installation of the inverter and the PV system is safe and complies with standards with their signature. © 2025 KOSTAL Solar Electric GmbH...
Page 140: Inverter Operation
8. Inverter operation 8.1 Control panel ........................141 8.1.1 Operation of the display ................... 142 8.1.2 Entry of text and numbers ................142 8.2 Operational status (display) ..................... 144 8.3 Operational status (LEDs)....................149 © 2025 KOSTAL Solar Electric GmbH...
Page 141: Control Panel
When no key has been pressed for several minutes, the screensaver with the image of the inverter appears automatically on the display. The operating values can be retrieved and settings adjusted on the display. © 2025 KOSTAL Solar Electric GmbH...
Page 142: Operation Of The Display
Arrow keys: Select the digits (confirm with ENTER or exit the menu by pressing X) Backspace key: Delete individual digits on the left of the cursor Arrow keys: Move the cursor within the text ENTER key: Save entry and close menu © 2025 KOSTAL Solar Electric GmbH...
Page 144: Operational Status (Display)
Event list or can be viewed using the Down arrow key. Software update symbol There is a software update available for the inverter. The software update process can be started in the inverter menu under Service > Updates or via the inverter. © 2025 KOSTAL Solar Electric GmbH...
Page 145 The battery which is connected to the inverter is charged from the public grid using an equalisation (only with battery connected) charge. It can only be activated with installer access via the service menu. © 2025 KOSTAL Solar Electric GmbH...
Page 146 An event is present. Up to two active events can be displayed. Remedial measures can be found in the chapter Event codes. Ext. battery control active The battery is controlled by an external management system. Ch. 8.1 (only with battery connected) © 2025 KOSTAL Solar Electric GmbH...
Page 147 The other DC con- nections are deactivated until the check is complete. Therefore, the PV strings may be deactivated for longer if the irradiation is very low, until all the inputs have been checked. © 2025 KOSTAL Solar Electric GmbH...
Page 148 Grid error: There is an error in the public grid. As soon as this is rectified, the inverter feeds in again. Overheating: The inverter’s temperature is too high. As soon as this has fallen, the inverter feeds in again. © 2025 KOSTAL Solar Electric GmbH...
Page 149: Operational Status (Leds)
A fault has occurred. Remedial measures can be found in the chapter Event codes. Green LED off Inverter not feeding in. Green LED flashing Inverter feeding in with limitation. Green LED lit up Inverter in feed-in mode. © 2025 KOSTAL Solar Electric GmbH...
Page 150: User Interface And Menus
Log data menu....................177 9.3.7 Settings menu....................178 9.3.8 Update menu ....................193 9.3.9 Info menu......................194 9.3.10 Menu - Service menu - General................ 197 9.3.11 Menu - Service menu - Grid parameterisation ..........215 © 2025 KOSTAL Solar Electric GmbH...
Page 151: Inverter Menu Structure
The information displayed on the status line changes every 5 seconds with the following content: ■ IP address (if configured) ■ Wifi status (if active) ■ Inverter status ■ Event code (if available) ■ Solar portal connection active (if configured) © 2025 KOSTAL Solar Electric GmbH...
Page 152: Power Flow Diagram
INFO In order for the home consumption to be displayed, a compatible energy meter must be installed in the house network. INFO The battery must be activated and connected before it can be displayed. © 2025 KOSTAL Solar Electric GmbH...
Page 153: Overview Of Inverter Menus
The inverter provides the following menu items for querying statuses and configuring the in- verter: Symbol Function Inverter settings Status query and information about the grid feed-in (AC side) House consumption status query Status query for the battery charging and discharging power © 2025 KOSTAL Solar Electric GmbH...
Page 154 9. User interface and menus Symbol Function PV generators status query (DC side) © 2025 KOSTAL Solar Electric GmbH...
Page 155: Inverter Menus
If the inverter is not allocated an automatic IP address through a DHCP server, the in- verter can be configured using the item Manual. The data necessary for configuration, such as IP addresses, router addresses etc., can be found on your router/gateway. © 2025 KOSTAL Solar Electric GmbH...
Page 156 Encryption: Select WLAN encryption. Password: Enter a password. By default, this is the article number found on the type plate. Radio channel: Select the radio channel. By default, this should be set to "Auto". © 2025 KOSTAL Solar Electric GmbH...
Page 157 The Webserver can then be called up on the inverter using a web browser and by entering the inverter’s IP address 192.168.67.1. The IP address is also shown on the inverter display. EEBus configuration Activate EEBus protocol © 2025 KOSTAL Solar Electric GmbH...
Page 158: Device Information
Observe the maximum operating hours in backup mode. After 5000 hours in backup mode, the warranty expires be- cause the components in the inverter are under significantly more load in microgrid operation than in grid mode. © 2025 KOSTAL Solar Electric GmbH...
Page 159: Extra Options
Overview of options currently released in the inverter INFO The activation code can be purchased from the KOSTAL Solar Webshop. You can access the shop via the KOSTAL Solar Terminal or by using this link: shop.kostal-solar-electric.com Service menu The installer or an experienced user can use the inverter's service menu to implement set- tings on the inverter.
Page 160 ■ Energy meter Select the energy meter fitted in the building services. ■ Sensor position Select the position of the energy meter in the building services (grid connection or house consumption). © 2025 KOSTAL Solar Electric GmbH...
Page 161 Webserver if there is an update. The installation must then be started manually. ■ Automatic updates The inverter checks at regular intervals whether new software is available and then installs it automatically. This setting is recommended. © 2025 KOSTAL Solar Electric GmbH...
Page 162 9. User interface and menus Parameter Explanation Check for updates The system looks for current updates from the manufac- turer. If a new update is available, it is displayed and can then be installed. © 2025 KOSTAL Solar Electric GmbH...
Page 163: Menu - Ac Side (Grid)
Parameter Explanation Current grid frequency [Hz] Grid frequency Current cos phi Current power factor (cos phi) Current power Power fed into the house grid by the inverter Limitation on [W] Current power curtailment setting © 2025 KOSTAL Solar Electric GmbH...
Page 164: Menu - House Consumption
Share of home consumption that has been covered by PV From grid Share of home consumption that has been covered by the public grid From battery Share of home consumption that has been covered by the battery © 2025 KOSTAL Solar Electric GmbH...
Page 165 Display for current day (from 00 to 24 hours) Month Display for current month (from day 1 to day 31) Year Display for current year (from 1 Jan. to 31 Dec.) Total Display for since initial commissioning © 2025 KOSTAL Solar Electric GmbH...
Page 166: Menu - Pv Generator (Dc Side)
DC input 2 Shows the generated voltage, current and power of the PV generators for DC input 3 If there is a battery connected to DC input 3, this is not shown. © 2025 KOSTAL Solar Electric GmbH...
Page 167: Menu - Battery
Voltage Shows the battery's voltage. Charge / discharge current A charging shows that the battery is being charged. A discharge shows that the battery is being discharged. Number of cycles Shows the battery's charging cycles. © 2025 KOSTAL Solar Electric GmbH...
Page 168: The Inverter Webserver
Enter the IP address or name of the inverter into the web browser. The inverter's IP address can be found on its display. xxx.xxx.xxx.xxx XXX.XXX.XXX.XXX <name of inverter> A user can log in to the Webserver as a Plant owner or Installer using Login. © 2025 KOSTAL Solar Electric GmbH...
Page 169 VA xxxxx VA 5 min. Protective Class I, IP 65, -20°C...60°C, OVC DC:II / AC:III, VDE V 0126-1-1 Art. No.: NNNNNNNN Ser. No.: XXXXXABCXXXXX YYXXXX XX.XX.XX.XX Master key: XXXXXXXXXX Made in Germany XXXXXABCXXXXX © 2025 KOSTAL Solar Electric GmbH...
Page 170: Start Screen
Using various statistics, the user can display the current values for daily, monthly, annual and total yield. Detailed information can be displayed by expanding the statistics. ■ Statistics Shows information about the inverter's yield data for daily, monthly, annual or total time periods. © 2025 KOSTAL Solar Electric GmbH...
Page 171 (e.g. limitation of active power, shadow management and some of the battery settings) ■ Service - Grid parameterisation Using these menu items, the inverter parameters can be configured by the installer, e.g. reactive power or special grid settings that have been specified by the energy supplier. © 2025 KOSTAL Solar Electric GmbH...
Page 172: Home Menu
The directions of flow for the energy to and from the inverter are shown. The values indicate the power currently present. Green: Energy is being supplied Orange: Energy is being purchased/consumed Grey: No energy flow Clicking on a symbol calls up the Present values menu page. © 2025 KOSTAL Solar Electric GmbH...
Page 173: Current Values Menu
Service menu > Digital inputs. active power control?, Page 246 Output power Shows how much inverter power is being fed into the home network. Grid frequency Shows the current grid frequency. Cos phi Indicates the current power factor (cos phi). © 2025 KOSTAL Solar Electric GmbH...
Page 174 INFO In a device network comprising multiple KOSTAL inverters, the data is merged in the portal. Correct and complete visualisation takes place exclusively in the KOSTAL Solar Portal and in the KOSTAL Solar App and not in the individual inverter.
Page 175 Voltage Shows the battery's charge/discharge voltage. Current Shows the battery's charge/discharge current. Power Shows the battery's charge/discharge power. Charging status Shows the battery's charging status in %. Charging cycles Shows the battery's charging cycles. © 2025 KOSTAL Solar Electric GmbH...
Page 176: Statistics Menu
From PV: Shows how much PV energy has been used for home consumption. From grid: Shows how much energy has been obtained from the public grid. From battery: Shows how much energy from the battery has been used for home consumption. © 2025 KOSTAL Solar Electric GmbH...
Page 177: Log Data Menu
The data is saved on your hard drive. After saving, this data can be displayed and further processed. INFO If the inverter is not connected to a solar portal, the log data should be regularly backed For more information, see The log data, Page 269. © 2025 KOSTAL Solar Electric GmbH...
Page 178: Settings Menu
Input for IP address or name of NTP server (Network Time Protocol). Other, alternative NTP servers can be added via Plus (+). There are numerous free NTP servers on the network which can be used here. Time zone Setting the time zone © 2025 KOSTAL Solar Electric GmbH...
Page 179: Lan Settings
Router/gateway Enter the IP address of the router (only with manual configura- tion) DNS server 1 Enter the IP address of the DNS server (Domain Name Sys- tem) (only with manual configura- tion) © 2025 KOSTAL Solar Electric GmbH...
Page 180: Wlan Settings
QR code and is provided by the in- verter as an access point. Advanced settings – access point Here the settings for the inverter access point can be changed manually. © 2025 KOSTAL Solar Electric GmbH...
Page 181 Inverter IP address. If there are problems with the standard IP address, another one can be entered here. Subnet mask Configured subnet mask value. Router/gateway IP address for the internal gateway (192.168.67.1). DNS server 1 IP address for the DNS server (192.168.67.1). © 2025 KOSTAL Solar Electric GmbH...
Page 182 In that case, a LAN connection no longer needs to be set up. If there are several KOSTAL inverters in a system, the inverter can be used as a WLAN bridge to the existing WLAN router. Additional inverters, energy meters or battery storage can be connected to this inverter using LAN cables to establish the connection to the local home network and the Internet.
Page 183 Subnet mask Configured subnet mask value. Router/gateway IP address for the internal gateway (192.168.67.1). DNS server 1 IP address for the DNS server (192.168.67.1). DNS server 2 IP address for the backup DNS server (192.168.67.1). © 2025 KOSTAL Solar Electric GmbH...
Page 184 (*) is displayed for this hop. IP address/website Enter IP address or domain name, e.g. www.google.com Traceroute max. TTL Maximum number of hops (maximum TTL to be reached) in the path to search for the target (10-30) © 2025 KOSTAL Solar Electric GmbH...
Page 185 Little-endian and big-endian can be chosen for the byte or- der. NOTE! KOSTAL devices and most partner applications use the default setting "little-endian". In some cases it may be necessary to change the byte order to "big-en- dian".
Page 186 Parameter Explanation Monitoring of Inverter The inverter provides inverter values. Connected devices (MOI) can read out this value. Monitoring of Battery The inverter provides battery values. Connected devices (MOB) can read out this value. © 2025 KOSTAL Solar Electric GmbH...
Page 187: Paired Devices
Decouple (revoke trust). Decoupling EEBus device The Decouple action (revoke trust) is used to disconnect a connected and coupled EEBus device. Clicking on the EEBus device symbol opens a dialogue window with further details. © 2025 KOSTAL Solar Electric GmbH...
Page 188: Available Devices
Paired devices list. The other party now needs to confirm the request for the connection to be fully set up. Parameter Explanation Model Model name Make Manufacturer Type Information about the device type, e.g. energy manager. Decoupling EEBus device © 2025 KOSTAL Solar Electric GmbH...
Page 189 To do this, click on Couple (pair) and close the window. ➔ The status has changed to Connection pending (hourglass). ✔ The counterparties now need to confirm the connection again. Once this has been done, the status changes to Coupled (paired, green tick). © 2025 KOSTAL Solar Electric GmbH...
Page 190 Indicates when the inverter last successfully transferred data to the solar portal (provided the function is active). Activate log data export If Use portal has been activated and the KOSTAL Solar with FTP push Portal has been selected, the log data can be transferred to an external FTP server and saved.
Page 192 This means that the inverter obtains its IP address from a DHCP server. In this case, the same IP address is usually assigned to the inverter via the DHCP server. © 2025 KOSTAL Solar Electric GmbH...
Page 193: Update Menu
Look for updates This function can be used to search for current updates on the manufacturer's server. To start the inverter update, select the Execute button. Updating software, Page 284 © 2025 KOSTAL Solar Electric GmbH...
Page 194: Info Menu
Indicates in kWh the amount fed into the house grid in grid mode. Run time in grid mode Number of hours in grid mode Energy in backup mode Indicates in kWh the amount fed into the house grid in backup mode. © 2025 KOSTAL Solar Electric GmbH...
Page 195 The inverter's WLAN interface is deactivated. Access point: The inverter offers a WLAN access point. Client: The inverter is a WLAN client and can connect to a WLAN gateway in the local home network. © 2025 KOSTAL Solar Electric GmbH...
Page 196 Last transfer, shown in minutes or as a time portal Device information – Events Up to 10 events can be displayed. Additional information about the event can be displayed via Info (i) next to the event. © 2025 KOSTAL Solar Electric GmbH...
Page 197: Menu - Service Menu - General
The settings in this menu can only be configured after logging in as the installer. INFO You will find a list of approved energy meters and their purpose in the download area for the product on our website at https://www.kostal-solar-electric.com. Parameter Explanation Energy meter Selection of connected energy meter.
Page 198 PV string such that it can operate at maximum possible performance. If module optimisers have been used for individual solar modules in the PV string, shadow management must be deactivated in the inverter. © 2025 KOSTAL Solar Electric GmbH...
Page 199 Also set the time for Timeout of ext. battery control. If the signals via Modbus are interrupted or fail to appear, the in- ternal control system is activated after the time has ex- pired. © 2025 KOSTAL Solar Electric GmbH...
Page 200: State Of Charge
Start of alternative time period. The SoC set below applies from this time. End of alternative time period. The SoC set below ends from this time. Min. state of charge (SoC) Set the minimum depth of discharge of the battery. © 2025 KOSTAL Solar Electric GmbH...
Page 201 Not activated: No backup function has been selected. Manual changeover: A manual KOSTAL BackUp Switch has been fitted in the house installation which can be used for the backup func- tion if there is a power failure. Automatic changeover:...
Page 202 3%), the battery is disconnected from the inverter and the storage system shuts down to protect against deep discharge. When this happens, the battery must be manually switched back on again as soon as there is sufficient PV power. © 2025 KOSTAL Solar Electric GmbH...
Page 203 NOTE! The function can only be activated if the energy meter has been installed at the grid connection point (position 2). Activated: The AC energy generated can be stored in the battery. Deactivated: Extra generated AC energy is not stored in the battery. © 2025 KOSTAL Solar Electric GmbH...
Page 204 The following options can be used to optimise battery usage: Parameter Explanation No optimisation The battery is used as normal for charging and discharging. All other settings should be configured under the battery settings. © 2025 KOSTAL Solar Electric GmbH...
Page 205 This may be appropriate if you have a particularly economical grid energy tariff at certain times. However, the battery is not allowed to discharge if there is demand from the house. © 2025 KOSTAL Solar Electric GmbH...
Page 206 Activating this function prevents feed-in to the public grid. Contact your energy supplier to find out the precise conditions. © 2025 KOSTAL Solar Electric GmbH...
Page 207 RCD is stipu- lated. Digital inputs INFO The settings in this menu can only be configured after logging in as the installer. Parameter Function None There is nothing connected to the digital inputs. © 2025 KOSTAL Solar Electric GmbH...
Page 208 If you have activated external control via the digital I/O ports ment in the Battery settings menu, you can define the functions of the inputs here. Assign the desired charge or discharge power to the inputs. © 2025 KOSTAL Solar Electric GmbH...
Page 209 UDP. CEI/VDE inputs Terminal for ripple control receiver CEI for Italy. Contact terminal for internal circuit breaker for central grid and system protection. Parameter Explanation Operating mode Not used The inputs are not activated. © 2025 KOSTAL Solar Electric GmbH...
Page 210 Set the function of the switched outputs (terminal X1401 and X1402) on the Smart Commu- nication Board. The 2-pin terminal can be assigned various functions. Parameter Explanation Output Shows outputs 1-2 on terminal X1401 and outputs 3-4 on terminal X1402. © 2025 KOSTAL Solar Electric GmbH...
Page 211 Normally, the contact is closed. The contact is opened when the set conditions are met. Battery use for switching based on PV power The settings made here apply to all outputs where switching is configured based on PV power. © 2025 KOSTAL Solar Electric GmbH...
Page 212 Normally, the contact is open. If an error occurs, the con- tact closes and the inverter issues a message. Normally closed (NC). Normally, the contact is closed. If an error occurs, the over- voltage module's contact opens and the inverter issues a message. © 2025 KOSTAL Solar Electric GmbH...
Page 213 Explanation Release new extra option Enter an activation code, e.g. to connect a battery. NOTE! The activation code can be purchased from the online KOSTAL Solar shop. The following link will take you to the shop: shop.kostal-solar-electric.com Released options Overview of options currently released in the inverter...
Page 214 9. User interface and menus You will find a list of approved KOSTAL Solar Electric accessories on our website in the download area for the product. Device restart Run restart can be used to restart the inverter. A confirmation prompt appears asking you if you really want to restart the device.
Page 215: Menu - Service Menu - Grid Parameterisation
Grid connection (e.g. limitation of active power) ■ External hardware settings: Residual current protection equipment ■ Reactive power settings ■ Settings on the digital inputs ■ Settling time for external reactive power control ■ Settling time for external active power control © 2025 KOSTAL Solar Electric GmbH...
Page 216 Ramp after grid error (grid Specifies the ramp value/gradient after grid error with grid feed-in. feed-in) [%Pac,r/min] Ramp after grid error (grid Specifies the ramp value/gradient after grid error with grid demand) [%Pac,r/min] demand. © 2025 KOSTAL Solar Electric GmbH...
Page 217 100 % change in rated output. Conditions for returning to Input of frequency range and waiting time in seconds. normal mode P(U) Configuration of power reduction at overvoltage P(U). © 2025 KOSTAL Solar Electric GmbH...
Page 218 Modbus. Parameter Explanation Settling time [s] When externally controlling the reactive power (Q, cos φ), the settling time can be set in seconds. Select the specifications of the grid operator (energy supply company) here. © 2025 KOSTAL Solar Electric GmbH...
Page 219 Enter the specified values in the corresponding fields. Start-up conditions Conditions for starting up after a grid error Rate of change of fre- quency Grid and system protection self-test Performs a self-test with the set values and outputs the result. © 2025 KOSTAL Solar Electric GmbH...
Page 220: Kostal Solar App/Tools
10. KOSTAL Solar App/Tools 10. KOSTAL Solar App/Tools 10.1 KOSTAL Solar App ......................221 10.2 KOSTAL Solar Portal....................... 222 © 2025 KOSTAL Solar Electric GmbH...
Page 221: Kostal Solar App
To set up and use the app, you will need access to the KOSTAL Solar Terminal and the KOSTAL Solar Portal and to have an inverter set up there. To log in to the app, use the same login details as for the KOSTAL Solar Terminal.
Page 222: Kostal Solar Portal
Data transfer to KOSTAL Solar Portal must be activated in the inverter. ■ The inverter must not be assigned to any other PV system in the KOSTAL Solar Portal. ■ The inverter must be assigned to your PV system in the KOSTAL Solar Portal.
Page 223 10. KOSTAL Solar App/Tools You can find more information about this on our website www.kostal-solar-electric.com. KOSTAL Solar Electric © 2025 KOSTAL Solar Electric GmbH...
Page 224: Connection Types
11.2 Using inverter as WLAN bridge for other devices............. 226 11.3 Settings on the computer....................228 11.4 Create LAN direct connection between inverter/computer ..........229 11.5 Remove LAN direct connection between inverter/computer ..........231 © 2025 KOSTAL Solar Electric GmbH...
Page 225: Connecting Methods Between Inverter/Computer
Instead, preference should be given to encrypted access via HTTPS (port 443) and a VPN connection. For settings relating to the router or Internet, please contact the provider of the router, your provider or a network specialist. © 2025 KOSTAL Solar Electric GmbH...
Page 226: Using Inverter As Wlan Bridge For Other Devices
WLAN access point for communication with a computer Inverter as a WLAN bridge If there are several KOSTAL inverters in a system, the master inverter can be used as a WLAN bridge to the existing WLAN router in the local network. Other available slave devices are connected to the master inverter via LAN cable.
Page 227 Tablet, smartphone or PC with WLAN access on the master inverter Master inverter with WLAN access point and LAN interfaces (gateway) KOSTAL Smart Energy Meter with two LAN interfaces Other inverters with two LAN interfaces Other inverters with two LAN interfaces Storage system with LAN interface ©...
Page 228: Settings On The Computer
In the computer's LAN settings, the option "Use proxy server for LAN" must be deactiv- ated. You can reach the LAN settings via the control panel: Control Panel > Internet options > Tab: Connections > LAN settings. © 2025 KOSTAL Solar Electric GmbH...
Page 229: Create Lan Direct Connection Between Inverter/Computer
Connecting the Ethernet cable to a router integrates the inverter into your own network and the inverter can then be contacted by all computers incorporated in the same net- work. Connect inverter with Ethernet cable Smart Communication Board with LAN interface Ethernet cable (LAN) Router © 2025 KOSTAL Solar Electric GmbH...
Page 230 Connect Ethernet cable to LAN interface of Smart Communication Board. Connect Ethernet cable to a router or computer. Close cover of terminal compartment and inverter (2.0 Nm). Activate fuses and DC switch. ✔ The inverter is connected to the computer. © 2025 KOSTAL Solar Electric GmbH...
Page 231: Remove Lan Direct Connection Between Inverter/Computer
Put the plug seal back in place in the cable feed. Close the inverter cover. Switch on the line circuit breaker. Switch the DC switch on the inverter to ON. ✔ The inverter is once again in operation. © 2025 KOSTAL Solar Electric GmbH...
Page 232: Switched Outputs
12.3 Set up self-consumption control for heat pumps (SG Ready) .......... 238 12.4 Set up self-consumption control for wallbox..............240 12.5 Set up switched output for reporting events..............242 12.6 Switched output via external control................244 © 2025 KOSTAL Solar Electric GmbH...
Page 233: Switched Outputs At A Glance
5%. This means that the battery is always used jointly. If you want the battery to have a reserve, set the value higher or even to 100%. This means that charging the battery has higher priority than using the switched output. © 2025 KOSTAL Solar Electric GmbH...
Page 234: Possible Operating Modes
Normally open contact (NO): Normally the contact is open (NO = normally open). The contact is closed when the set conditions are met. ■ Normally closed contact (NC): Normally the contact is closed (NC = normally closed). The contact is opened when the set conditions are met. © 2025 KOSTAL Solar Electric GmbH...
Page 235: Set Up Self-Consumption Control For Load Control
Optionally activate the value for Leave switched output activated in event of power loss or fault using the checkbox and enter the time period. Optionally select Battery use for switching based on PV power. Click on "Save". ✔ The "Self-consumption control" function is active. © 2025 KOSTAL Solar Electric GmbH...
Page 236 Control of self-consumption by output When a certain output P1 has been generated (e.g. 1000 W), the inverter switches. When the output falls below P2 (e.g. 700 W), the inverter ends self-consumption and re- sumes feeding current into the grid. © 2025 KOSTAL Solar Electric GmbH...
Page 237: Other Options
If the fault period or the period of power loss is shorter than the set delay time, self-con- sumption remains activated. P[w] P1: Power limit T1: Delay time in the event of power loss/fault Tx: Fault, power loss or failure of the inverter Dashed area: Self-consumption active © 2025 KOSTAL Solar Electric GmbH...
Page 238: Set Up Self-Consumption Control For Heat Pumps (Sg Ready)
10 minutes. The grid excess drops below the de- activation limit to approx. 0 W as soon as the heat pump switches to enhanced operation. After the minimum duty cycle has elapsed, the switched output becomes inactive again. © 2025 KOSTAL Solar Electric GmbH...
Page 239 10 minutes. Therefore, it is not possible to set a lower value. Frequency of activation Indicates the maximum number of activations per day. [number/day] For heat pumps, it is recommended to enter a maximum of 10 activations per day. © 2025 KOSTAL Solar Electric GmbH...
Page 240: Set Up Self-Consumption Control For Wallbox
The time peri- ods can be set via mouse click/tap. The first click sets the start time and the second the end time. Then select the function (active/inactive). © 2025 KOSTAL Solar Electric GmbH...
Page 241 Wallbox enable if power [W] Activated when the power is greater than the set value. >= Minimum run time [min] The switched output remains active at most until the set time has been reached. © 2025 KOSTAL Solar Electric GmbH...
Page 242: Set Up Switched Output For Reporting Events
The event (ID 5013) is active. The event (ID 5013) is no longer active. Backup operation active The inverter generates The inverter does not gener- backup power and is discon- ate backup power and is nected from the public grid. connected to the public grid. © 2025 KOSTAL Solar Electric GmbH...
Page 243 Residual current is no longer active. Internal parameterisation fault A parameterisation fault is A parameterisation fault is no active. longer active. Internal communication fault A communication fault is act- A communication fault is no ive. longer active. © 2025 KOSTAL Solar Electric GmbH...
Page 244: Switched Output Via External Control
The switched output can be switched by an external energy management system via the Modbus/TCP protocol. INFO Activate Modbus/TCP in the inverter. The Modbus/TCP protocol must be activated in the inverter under Settings > Modbus / SunSpec (TCP). © 2025 KOSTAL Solar Electric GmbH...
Page 245: Active Power Control
13.3.1 Activating active power control................. 249 13.3.2 Activate receipt of control signals for active power control........ 249 13.4 Active power control using smart measuring systems ............. 251 13.5 Active power control via EEBus..................253 © 2025 KOSTAL Solar Electric GmbH...
Page 246: Why Active Power Control
Limitation of the feed-in capacity to a defined percentage of the PV power at the grid connection point Limitation of the PV feed-in capacity, Page 247 ■ Active power control with a ripple control receiver Active power control with a ripple control receiver, Page 248 © 2025 KOSTAL Solar Electric GmbH...
Page 247: Limitation Of The Pv Feed-In Capacity
Dynamic active power control can be activated in the inverter to this end. Active power control, Page 245 © 2025 KOSTAL Solar Electric GmbH...
Page 248: Active Power Control With A Ripple Control Receiver
Activating active power con- trol, Page 249 ■ If the active power control is to be controlled by another ripple control receiver, please perform the following steps: Activate receipt of control signals for active power control, Page 249 © 2025 KOSTAL Solar Electric GmbH...
Page 249: Activating Active Power Control
Active power control is enabled. 13.3.2 Activate receipt of control signals for active power control If a ripple control receiver is already connected to another KOSTAL solar inverter in your house network, you can use the control signals of this ripple control receiver.
Page 250 Go to Service menu > Energy management. ➔ The Energy management page opens. Select the Receipt of broadcast control signals activated function. Click on the Save button. ✔ The receipt of broadcast control signals is active. © 2025 KOSTAL Solar Electric GmbH...
Page 251: Active Power Control Using Smart Measuring Systems
A control box, connected to the inverter, can then be used by the energy supply com- pany to control the inverter and thereby regulate the PV system's feed-in. These smart measuring systems are already mandatory in some countries. Ask your energy supply company what applies to you. © 2025 KOSTAL Solar Electric GmbH...
Page 252 If the control signals are to be distributed in the local LAN network (home network) by means of UDP, select Enable broadcast control signal distribution. Other inverters can then also be controlled in the local LAN network. Click on the Save button. ✔ Active power control is enabled. © 2025 KOSTAL Solar Electric GmbH...
Page 253: Active Power Control Via Eebus
EEBus protocol just needs to be activated in the inverter and the EEBus receiver set up. The receiver is the CLS adapter, which has been fitted in the smart measurement system by the operator of the metering point and serves as a digital interface (EEBus). © 2025 KOSTAL Solar Electric GmbH...
Page 254 The counterpart must now also pair the inverter. so that the inverter can be controlled via EEBus protocol. ✔ EEBus activated. The inverter can now be controlled by the energy supplier using the EEBus protocol. No further settings are required in the inverter. © 2025 KOSTAL Solar Electric GmbH...
Page 255 14. External battery control 14. External battery control 14.1 External battery control ....................256 14.2 External battery control via Modbus (TCP)............... 257 14.3 External battery control via digital inputs................259 © 2025 KOSTAL Solar Electric GmbH...
Page 256 "Battery settings". The following control interfaces are available: ■ External battery control via Modbus (TCP) External battery control via Modbus (TCP), Page 257 ■ External battery control via digital inputs External battery control via digital in- puts, Page 259 © 2025 KOSTAL Solar Electric GmbH...
Page 257 The time for this is set in the Webserver. The specifications of the external provider must be observed. Activate external battery control via Modbus (TCP) The inverter must be connected to the local LAN network. © 2025 KOSTAL Solar Electric GmbH...
Page 258 Select the Service menu > Battery settings menu item. ➔ The Battery settings page opens. Under Battery control select the External via protocol (Modbus TCP) function. Click on the Save button. ✔ The function is active. © 2025 KOSTAL Solar Electric GmbH...
Page 259 Charging/discharging of battery via output specified as a percentage The specifications of the external provider must be observed. Activating external battery control via digital inputs Connect inverter and computer. Connecting methods between inverter/com- puter, Page 225 Launch an Internet browser. © 2025 KOSTAL Solar Electric GmbH...
Page 260: Configuration Of Digital Inputs
Configuration of digital inputs Go to Service menu > Digital inputs. The Digital inputs page opens. Under Operating mode select the External battery management function. Click on the Save button. ✔ The function is active. © 2025 KOSTAL Solar Electric GmbH...
Page 261: Backup Mode
15. Backup mode 15. Backup mode 15.1 Backup mode with the KOSTAL BackUp Switch............. 262 15.2 Backup mode with an automatic backup box ..............264 15.3 Limitations in backup mode .................... 266 © 2025 KOSTAL Solar Electric GmbH...
Page 262 15.1 Backup mode with the KOSTAL BackUp Switch The KOSTAL BackUp Switch is a manual switch from KOSTAL. The steps described here relate specifically to this type. If another backup box has been fitted, consult the manufacturer's instructions to find out how it is operated.
Page 263 Procedure using the KOSTAL Backup Switch when the grid returns The KOSTAL Smart Energy Meter measures the grid parameters for the public grid at the grid connection point. As soon as the grid is available again, the KOSTAL Smart Energy Meter forwards this information to the inverter.
Page 264 Acknowledge the message on the display. ➔ The inverter now tries to establish a backup power network again. If it is still not possible to establish a backup power network, reduce the consumers further. © 2025 KOSTAL Solar Electric GmbH...
Page 265 Procedure using an automatic backup box when the grid returns The KOSTAL Smart Energy Meter measures the grid parameters for the public grid at the grid connection point. As soon as the grid is available again, the KOSTAL Smart Energy Meter forwards this information to the inverter.
Page 266 If this occurs, reduce the consumers and acknow- ledge the message on the inverter display. The inverter then tries to establish a backup power network again. PLENTICORE G3 KOSTAL BackUp Switch (manual switch) Mains operation © 2025 KOSTAL Solar Electric GmbH...
Page 267 Start SoC for backup mode and continues backup mode. ■ The backup mode function must be activated in the inverter's Webserver. ■ Active power reduction in terms of power output and input has no function in backup mode. © 2025 KOSTAL Solar Electric GmbH...
Page 268: System Monitoring
16. System monitoring 16. System monitoring 16.1 The log data........................269 16.2 Retrieving, storing and graphically depicting log data ............270 16.3 The KOSTAL Solar Portal....................272 © 2025 KOSTAL Solar Electric GmbH...
Page 269: The Log Data
The log data can be used for the following purposes: ■ Check operating characteristics of the system ■ Determine and analyse errors ■ Download and graphically depict yield data File header Physical variables Log file entries © 2025 KOSTAL Solar Electric GmbH...
Page 270 Data export (e.g. Excel file) ■ Long-term storage of log data Prerequisites for data transfer to a solar portal: ■ Device has Internet connection ■ Registration with a solar portal (e.g. KOSTAL Solar Portal) © 2025 KOSTAL Solar Electric GmbH...
Page 271 It may take as much as 20 minutes following activation (dependent upon the portal) until the data export is visible on the solar portal KOSTAL Solar Portal. The KOSTAL Solar Portal is preset as the standard solar portal. On the inverter control panel, select the Settings/Information menu.
Page 272 Webserver or the inverter menu. INFO If there are multiple inverters in a system, data transfer to the KOSTAL Solar Portal must be set up separately for each inverter and, if necessary, for the KOSTAL Smart Energy Meter.
Page 273 17. Switching the inverter on and off 17.1 Switching on the inverter....................274 17.2 Switching off the inverter....................275 17.3 De-energising the inverter ....................276 17.4 When working on the DC feed cables ................277 © 2025 KOSTAL Solar Electric GmbH...
Page 274: Switching On The Inverter
When no key has been pressed for several minutes, the screensaver with the image of the inverter appears automatically on the display. ✔ The inverter is in operation. © 2025 KOSTAL Solar Electric GmbH...
Page 275: Switching Off The Inverter
✔ The inverter no longer feeds into the public grid. The inverter remains energised and monitoring is still performed. © 2025 KOSTAL Solar Electric GmbH...
Page 276: De-Energising The Inverter
Risk of death due to electrical shock and discharge! When working on the DC feed cables (PV or battery), these must be disconnected from the inverter. Touching live parts or cables will result in death or life-threatening injuries from electrical shock. © 2025 KOSTAL Solar Electric GmbH...
Page 277 Disconnect all DC connections on the inverter. To do this, unlock the engaging clips with a screwdriver and disconnect the plug. INFO Information on the SUNCLIX mounting instructions can be found at: www.phoenixcontact.com. Ensure that all connections are voltage-free. ✔ The inverter is now completely voltage-free. © 2025 KOSTAL Solar Electric GmbH...
Page 278 17. Switching the inverter on and off Work on the inverter can now be carried out. Use insulated tools when working on the DC feed cables because they may be live. © 2025 KOSTAL Solar Electric GmbH...
Page 279: Maintenance
18.1 Maintenance and cleaning ....................280 18.2 Housing cleaning ......................281 18.3 Cleaning the fans ......................282 18.4 Updating software......................284 18.4.1 Update methods ....................285 18.4.2 Perform manual update..................286 18.5 Event codes........................287 © 2025 KOSTAL Solar Electric GmbH...
Page 280: Maintenance And Cleaning
Always mount inverters in such a way that falling parts cannot fall into the inverter through the ventilation grille. If no maintenance work is carried out, this will result in exclusion of the warranty (see 'Exclu- sion of warranty' in our service and warranty conditions). © 2025 KOSTAL Solar Electric GmbH...
Page 281: Housing Cleaning
18. Maintenance 18.2 Housing cleaning The housing may only be wiped down with a damp cloth. Abrasive cleaners are not permit- ted. © 2025 KOSTAL Solar Electric GmbH...
Page 282: Cleaning The Fans
Note how the cable is routed inside the housing. When installing the fan, the fan cable must be relaid in exactly the same way. The fan can also be pulled off the fan grille. To do this, press the fastening straps slightly outward and pull off the fan. © 2025 KOSTAL Solar Electric GmbH...
Page 283 Reconnect the fan cable and insert the fan into the housing. When switching on for the first time, check whether the air from the fan is drawn inwards. Switch the inverter back on again. ✔ The fan has been cleaned. © 2025 KOSTAL Solar Electric GmbH...
Page 284: Updating Software
If new software is available for the inverter, it can be updated via the Update menu item on the inverter. In the process, the software and the user interface of the Smart Communica- tion Board are brought completely up to date. © 2025 KOSTAL Solar Electric GmbH...
Page 285: Update Methods
The update of the inverter can be started in the Update menu via the Execute button. Automatic updates (recommended) (Inverter must be connected to the Internet.) If this is selected, a new software update is installed on the inverter as soon as it is avail- able. © 2025 KOSTAL Solar Electric GmbH...
Page 286: Perform Manual Update
Webserver. This is done in the inverter's menu by going to: Settings/information > Device in- formation or in the Webserver by going to Info. ✔ The update has been installed. © 2025 KOSTAL Solar Electric GmbH...
Page 287: Event Codes
If an event persists or recurs frequently, the cause must be determined and rectified. A list of the current event codes and measures can be found in the document Ereignisliste/Event list, which can be found in the download area for your product. © 2025 KOSTAL Solar Electric GmbH...
Page 288: Technical Information
19. Technical information 19. Technical information 19.1 Technical data ........................ 289 19.2 Block diagram......................... 294 © 2025 KOSTAL Solar Electric GmbH...
Page 289: Technical Data
19. Technical information 19.1 Technical data Subject to technical changes. Errors excepted. You can find current information at www.kostal-solar-electric.com. Power class PLENTICORE MP G3 Unit Inverter name PLENTICORE MP S G3 PLENTICORE MP M G3 Power class Basic power Optional power extension level 1 Optional power extension level 2 Basic power / optional power upgrade level: Power in the power level depends on country of use.
Page 290 ~, 230 V, 51 Hz Nominal apparent power in backup mode Nominal power per phase cos φ range 0…1 Start-up apparent power for min. 5 sec at Uac,r Max. current per phase 19.3 32.0 © 2025 KOSTAL Solar Electric GmbH...
Page 291: System Data
19. Technical information PLENTICORE MP G3 Unit Start time with manual KOSTAL BackUp <5 Switch Start time with automatic backup box <30 Operating hours in backup mode 5000 Efficiency PLENTICORE MP G3 Unit Max. efficiency 97.7 98.0 European efficiency 96.5 96.6 96.7...
Page 292: Warranty
Ripple control receiver or external battery control, CEI, OVP evaluation Digital outputs 4 (24 V, 100 mA) Clamping range, connection terminals, 0,2...1,5 interfaces Webserver (user interface) Warranty PLENTICORE MP G3 Unit Warranty (Smart Warranty/Smart War- Years 10 (5 + 5) ranty plus) © 2025 KOSTAL Solar Electric GmbH...
Page 293 Warranty (Smart Warranty): Activate your free warranty (Smart Warranty) now in the KOSTAL Solar online shop (shop.kostal- solar-electric.com). For the Smart Warranty Plus, you must also register your device in our KOSTAL Solar Portal. This does not affect your statutory warranty. You will find more information about the service and warranty conditions in the download area for your product.
Page 294: Block Diagram
Electronic DC disconnection device DC regulator Insulation monitoring Intermediate circuit Inverter bridge Grid monitoring and shutdown AC output System control with MPP trackers Display Smart Communication Board (SCB) Interfaces (e.g. Ethernet, USB, energy meter) © 2025 KOSTAL Solar Electric GmbH...
Page 295 Electronic DC disconnection device DC regulator Insulation monitoring Intermediate circuit Inverter bridge Grid monitoring and shutdown AC output System control with MPP trackers Display Smart Communication Board (SCB) Interfaces (e.g. Ethernet, USB, energy meter) © 2025 KOSTAL Solar Electric GmbH...
Page 296 20. Accessories 20. Accessories 20.1 Activating battery connection ..................297 20.2 DC overvoltage protection....................298 20.3 KOSTAL BackUp Switch – manual switch............... 299 © 2025 KOSTAL Solar Electric GmbH...
Page 297: Activating Battery Connection
For the inverter, it is possible to release the third PV input (DC3) as a connection for battery storage. To do this, you can purchase a battery activation code from our KOSTAL Solar Webshop and enter this in the inverter. You can then use the third PV input to connect a battery.
Page 298 Failure detection is automatically activated and the failure message is forwarded to the KOSTAL Solar Portal. ■ Simple and easy to replace if it fails You will find a list of approved KOSTAL Solar Electric accessories on our website in the download area for the product.
Page 299 Switch) for three-phase grids and a single-phase variant (KOSTAL BackUp Switch MP) for single-phase grids. If the PLENTICORE MP G3 is run in a three-phase grid with the KOSTAL BackUp Switch (three-phase variant), ensure that the inverter and all key consumer devices are connec- ted on the same phase.
Page 300 20. Accessories PLENTICORE G3 KOSTAL BackUp Switch (manual switch) Mains operation Backup mode Consumers in grid mode Consumers in backup mode © 2025 KOSTAL Solar Electric GmbH...
Page 301: Warranty And Service
■ Spain, Portugal (language: Spanish, English): +34 961 824 927 Spare parts If spare parts or accessories are required for troubleshooting, use only original spare parts and accessories manufactured and/or approved by the manufacturer. © 2025 KOSTAL Solar Electric GmbH...
Page 302 22. Appendix 22. Appendix 22.1 EU Declaration of Conformity ..................303 22.2 Open Source licence....................... 304 22.3 Decommissioning and disposal..................305 © 2025 KOSTAL Solar Electric GmbH...
Page 303: Eu Declaration Of Conformity
22. Appendix 22.1 EU Declaration of Conformity KOSTAL Solar Electric GmbH hereby declares that the devices described in this document complies with the basic requirements and other relevant conditions of the directives listed below. ■ Directive 2014/53/EU (RED Radio Equipment and Telecommunications Terminal Equipment) Provision of radio equipment ■...
Page 304 For more details on this and a list of the Open Source software used and the associated li- cence texts, go to Licences. You will find Licences on the website (Webserver) under Info > Device area > Licenses. © 2025 KOSTAL Solar Electric GmbH...
Page 305: Decommissioning And Disposal
This equipment can be handed in to waste collection points free of charge. Find out about the local requirements for the separate collection of electrical and electronic equipment in your country. © 2025 KOSTAL Solar Electric GmbH...
Page 306 www.kostal-solar-electric.com...

Kostal SOLAR ELECTRIC PLENTICORE MP G3 Operating Manual

Quick Links

Need help?

Questions and answers

Subscribe to Our Youtube Channel

Related Manuals for Kostal SOLAR ELECTRIC PLENTICORE MP G3

Summary of Contents for Kostal SOLAR ELECTRIC PLENTICORE MP G3