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Sofar solar HYD 5KTL-3PH User Manual
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Sofar solar HYD 5KTL-3PH User Manual

Sofar solar HYD 5KTL-3PH User Manual

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Summary of Contents for Sofar solar HYD 5KTL-3PH

  • Page 1 ABOUT THIS MANUAL...
  • Page 2 Shenzhen SOFARSOLAR Co., Ltd. 11/F, Gaoxinqi Technology Building, District 67, XingDong Community, XinAn Street, Bao’An District, Shenzhen, China Email: service@SOFAR.com Web: www.sofarsolar.com Document number Issue 12 | 11.2024 English...

  • Page 3: Table Of Contents

    CONTENT CONTENT About this manual Copyright declaration Presentation of warnings Presentation of action instructions Note Basic safety information Safety information Symbols and signs Product features Product information Product dimensions Labelling on the device Functional features Application modes Connecting GTX 3000-H batteries (AMASS) Connecting BTS 5K batteries Installation Installation information...
  • Page 4 ABOUT THIS MANUAL System overview Electrical connection Connecting the PE cables Connecting the DC lines for the PV modules and battery Connecting the AC power cables AC connector installation Communication interfaces 5.10 Feed-in limitation function 5.11 System monitoring 5.12 Installation of the WiFi, or Ethernet stick Commissioning the inverter Safety test before commissioning Double Check...

  • Page 5: About This Manual

    HYD 5KTL-3PH, HYD 6KTL-3PH, HYD 8KTL-3PH, HYD 10KTL-3PH, HYD 10KTL-3PH-A, HYD 15KTL-3PH, HYD 20KTL-3PH. ▶ Carefully read this manual before use and retain it for future reference! ▶...

  • Page 6: Presentation Of Warnings

    ABOUT THIS MANUAL Presentation of warnings This manual contains information on safe operation and uses symbols to ensure the safety of persons and property as well as the effcient operation of the inverter. ▶ Read through the following symbol explanations carefully in order to prevent injury or property damage.

  • Page 7: Presentation Of Action Instructions

    ABOUT THIS MANUAL Combination of type/source of danger, consequences for non observance and avoiding the danger. Presentation of action instructions This table shows the sequence of Action steps: Symbol Function This describes an action requirement ✓ This is the sequence of action steps that must be followed step by step This is a single action step ▶...

  • Page 8: Basic Safety Information

    BASIC SAFETY INFORMATION Basic safety information ▶ If you have any questions or problems after reading the following information, please contact SOFAR This chapter details the safety information pertaining to the installation and operation of the device. Safety information Read and understand the instructions within this manual and familiarise yourself with the relevant safety symbols in this chapter before beginning with the installation of the device and eliminating any faults.

  • Page 9: Qualified Personnel

    BASIC SAFETY INFORMATION 2.1.1 Qualified personnel Personnel tasked with the operation and maintenance of the device must have the qualifications, competence and experience required to perform the described tasks, while also being capable of fully understanding all instructions contained within the manual. For safety reasons, this inverter may only be installed by a qualified electrician who: ▶...
  • Page 10 BASIC SAFETY INFORMATION 2.1.4 Labelling on the device The labels must NOT be concealed by items and foreign objects (rags, boxes, devices, etc.); they must be regularly cleaned and kept clearly visible at all times. 2.1.5 Electrical connection Observe all applicable electrical regulations when working with the Solar inverter.

  • Page 11: Operation

    BASIC SAFETY INFORMATION 2.1.6 Operation DANGER Electric shock ▶ Contact with the electrical grid or the device's terminals may result in an electric shock or fire! ▶ Do not touch the terminal or the conductor which is connected to the electrical grid.

  • Page 12: Symbols And Signs

    BASIC SAFETY INFORMATION NOTICE Unauthorised repairs! ▶ Following the elimination of any faults, the inverter should be fully functional once more. Should any repairs be required, please contact a local authorised service centre. ▶ The internal components of the inverter must NOT be opened without the relevant authorisation.

  • Page 13: Symbols On The Inverter

    BASIC SAFETY INFORMATION 2.2.1 Symbols on the inverter Several symbols pertaining to safety can be found on the inverter. Please read and understand the content of these symbols before starting the installation. Symbol Description Residual voltage is present in the inverter! Before opening the inverter, you should wait five minutes to ensure that the capacitor has been fully discharged.

  • Page 14: Product Features

    PRODUCT FEATURES Product features This chapter describes the product features, dimensions and efficiency levels. Product information The HYD 5K...20KTL-3PH is a grid-coupled PV and energy storing inverter which can also supply energy in stand-alone operation. The HYD 5K...20KTL- 3PH has integrated energy management functions which cover a wide range of application scenarios.

  • Page 15: Product Dimensions

    PRODUCT FEATURES Product dimensions Figure 3-2 Dimensions HYD 5...20KTL-3PH...

  • Page 16: Labelling On The Device

    PRODUCT FEATURES Labelling on the device Labelling must not be covered or removed! Figure 3-3 HYD 5K...20KTL-3PH appearance and label Functional features The DC output generated by the PV generator can be used for both grid feed-in and battery charging. The battery can supply the energy to the grid or the consumer.

  • Page 17: Electrical Block Diagram

    PRODUCT FEATURES ▶ Monitoring via RS485 and WiFi, optionally via Bluetooth. 3.4.2 Electrical block diagram Figure 3-4 Electrical schematic diagram Application modes 3.5.1 Typical energy storage system A typical energy storage system with PV panels and battery unit(s), connected to the grid. Figure 3-5 Typical energy storage system HYD 5...20KTL-3PH...
  • Page 18 PRODUCT FEATURES 3.5.2 System without PV connection In this configuration, there are no PV panels connected and the battery is charged through the grid connection. Figure 3-6 System without PV connection 3.5.3 System without battery In this configuration, the battery unit(s) can be added later. Figure 3-7 System without battery HYD 5...20KTL-3PH...
  • Page 19 PRODUCT FEATURES 3.5.4 Back-up mode (off-grid) When there is no grid connection, the PV panels and the battery will provide electricity to the critical load. Figure 3-8 Back-up mode (Off- Grid) 3.5.5 System with multiple inverters (5–20 kW) Up to 6 inverters can be connected in parallel, to the grid and EPS connections, resulting in an EPS output of up to 200 kVA.
  • Page 20 PRODUCT FEATURES Figure 3-9 System with multiple inverter ▶ Multiple inverters connected in parallel shall be of the same power model with the same power and battery configuration. ▶ The energy meter or CTs are connected to the Master inverter. Control of all inverters takes place via the link cable.
  • Page 21 PRODUCT FEATURES 3.5.6 AC retrofit system In this system configuration, the hybrid system for an already existing PV system is supplemented with a solar inverter of any brand. By installing a second smart meter, the PV production can be taken into account and used for charging the battery.
  • Page 22 PRODUCT FEATURES 3.5.7 Unbalanced load By enabling the “ Unbalanced load ” option, the inverter compensates unbalanced loads either in EPS mode or on-grid mode. Figure 3-11 Unbalanced load (EPS mode) Figure 3-12 Unbalanced load (On Grid) HYD 5...20KTL-3PH...

  • Page 23: Connecting Gtx 3000-H Batteries (Amass)

    PRODUCT FEATURES Connecting GTX 3000-H batteries (AMASS) Using SOFAR's own battery system GTX 3000-H is a way to build scalable battery systems. A GTX 3000H battery module has a nominal capacity of 2,5 kWh, allowing multiple configurations for one tower from 10 kWh (GTX 3000- H4) to 25 kWh (GTX 3000-H10), The series battery is rated at 25A and the individual battery is rated at 51.2V.

  • Page 24: Connecting Bts 5K Batteries

    PRODUCT FEATURES ▶ Each battery tower corresponds to a unique battery address. Each battery address can be configured from 00–15 or not used ▶ The other battery parameters should be set according to the battery specifications Connecting BTS 5K batteries Using SOFAR's own battery module BTS 5K is a way to build scalable battery systems.
  • Page 25 PRODUCT FEATURES Below is the schematic connection diagram of a system where the neutral line and ground line are connected together. Figure 3-15 System with BTS 5K battery in Australian N-Grid with N-EPS connected ▶ Configuration of the battery setup should only be done when the inverter is in standby mode! ▶...
  • Page 26 PRODUCT FEATURES ▶ According to the Australian safety regulations, the neutral cables on the grid-connected side and EPS side must be connected together. Otherwise the EPS cannot be used. HYD 5...20KTL-3PH...

  • Page 27: Installation

    INSTALLATION Installation Installation information DANGER Fire hazard ▶ Do NOT install the inverter on flammable material. ▶ Do NOT install the inverter in an area in which flammable or explosive material is stored. CAUTION Burning hazard ▶ Do NOT install the inverter in places where it can be accidentally touched.

  • Page 28: Installation Procedure

    INSTALLATION Installation procedure Mechanical installation is performed as follows: Examine the inverter before installation Prepare the installation Select an installation location Transport the inverter Mount the rear panel Install the inverter Examination before installation 4.3.1 Checking the external packaging materials Packaging materials and components may become damaged during transportation.

  • Page 29: Checking The Delivery Scope

    INSTALLATION 4.3.2 Checking the delivery scope After unpacking the inverter, check that the delivery items are both intact and complete. In the event of any damage or missing components, contact the wholesaler. Quantity Image Description 5…8kW 10…20kW Inverter HYD 5K ... 20KTL- Wall bracket PV+ input terminal PV- input terminal...
  • Page 30 INSTALLATION M6 hexagon screw M8*80 expansion screws (wall bracket) AC grid connection AC load connection Link port connection 8-pole terminal Terminal resistance for parallel system DRMs connection 6-pole connector for CT Three-phase smart meter COM communication cable USB acquisition stick (WIFI) Temperature sensor (5m) when using Lead-acid...

  • Page 31: Connections

    INSTALLATION Quality certificate Test report, output test Connector accessories Connections CAUTION Damage during transportation ▶ Please check the product packaging and connections carefully prior to installation. Figure 4-1 HYD 5…20KTL-3PH inverter overview Battery connection DC switch ① ② HYD 5...20KTL-3PH...

  • Page 32: Tools

    INSTALLATION PV input terminals AC load connection ③ ④ AC grid connection USB/WiFi ⑤ ⑥ DRMs Communication connection ⑦ ⑧ Link port 1 Link port 0 ⑨ ⑩ Current sensor connection LCD display ⑪ ⑫ (CT) ▶ The number of Battery input terminals depends on the Rated Power: HYD 5K...8KTL-3PH 2pcs HYD 10K...20KTL-3PH 4pcs ▶...

  • Page 33: Installation Environment Requirements

    INSTALLATION Used to turn the screw to 6mm Allen key connect the rear panel to the inverter Crimping tool Used to crimp power cables Multimeter Used check earthing Marker Used for marking Used measure Measuring tape distances Used to align the wall Spirit level bracket ESD gloves...

  • Page 34: Installation Location

    INSTALLATION Installation location Choose a suitable position for the installation of the inverter. Ensure that the following requirements have been fulfilled: Figure 4-2 Installation Position of HYD 5 … 20KTL-3PH Minimum distances for individual HYD 5K...20KTL-3PH inverters: Figure 4-3 Minimum distances for individual inverter HYD 5...20KTL-3PH...

  • Page 35: Unpacking The Inverter

    INSTALLATION Minimum distances for several HYD 5K...20KTL-3PH inverters: 200 mm 200 mm Figure 4-4 Minimum distances for several inverter Unpacking the inverter Open the packaging and grip underneath the inverter at the sides with both hands. Figure 4-5 Moving the inverter HYD 5...20KTL-3PH...

  • Page 36: Installation Of The Inverter

    INSTALLATION Lift the inverter out of the packaging and move it to its installation position. NOTICE Mechanical damage ▶ In order to prevent injuries and damage to the device, ensure that the inverter is kept balanced while it is being moved - it is very heavy. ▶...
  • Page 37 INSTALLATION Place the inverter in the wall bracket and fasten it with the M6 hexagon screw. You can secure the inverter to the wall bracket using a lock. ④ ⑤ Figure 4-7 Installing HYD 5…20KTL-3PH(b) HYD 5...20KTL-3PH...

  • Page 38: Electrical Connections

    ELECTRICAL CONNECTIONS Electrical connections Safety instructions This topic describes the electrical connections of the inverter HYD 5K ... 20KTL-3PH. Read this section thoroughly and carefully before connecting the cables. DANGER Electrical voltage at the DC connections ▶ Ensure that the DC switch is OFF before establishing the electrical connection.
  • Page 39 The connected PV modules must be compliant with IEC 61730 class A. Table 5-1 Relevant current parameters of each model Isc PV (absolute Maximum output Model maximum) overvoltage protection HYD 5KTL-3PH 8 A*3 HYD 6KTL-3PH 15 A/15 A 10 A*3 HYD 8KTL-3PH 13 A*3...
  • Page 40 ELECTRICAL CONNECTIONS Table 5-3 The decisive voltage class (DVC) Interface PV input connection DVCC AC connection DVCC Battery connection DVCC Load connection DVCC USB/WiFi interface DVCA COM interface DVCA CT interface DVCA DRMs DVCA Link port DVCA HYD 5...20KTL-3PH...

  • Page 41: Wiring Overview

    ELECTRICAL CONNECTIONS Wiring overview Table 5-4 Cable description Recommended cable Component Description type + : Connect the positive Outdoor multicore cable of the lithium battery copper cable - : Connect the negative (4…6mm²) cable of the lithium battery + : Connect the positive cable of the PV array PV cable (4…6mm - : Connect the negative...

  • Page 42: System Overview

    ELECTRICAL CONNECTIONS System overview There are different system configurations possible depending on the user's requirements, existing electrical infrastructure and local regulations. The distribution box must be configured to comply to the grid operator requirements. The inverter has an integrated AC relay to disconnect all phases and Neutral from the grid in case of grid fault or grid outage.
  • Page 43 ELECTRICAL CONNECTIONS 5.3.1 System A: direct measurement with CTs Figure 5-1 Electrical connections (Plan A: CTs) HYD 5...20KTL-3PH...
  • Page 44 ELECTRICAL CONNECTIONS 5.3.2 System B: measurement with energy meter + CTs (default) Figure 5-2 Electrical connections (Plan B: Meter+CT) HYD 5...20KTL-3PH...
  • Page 45 ELECTRICAL CONNECTIONS 5.3.3 System C: measurement with directly connected energy meter Figure 5-3 Electrical connections (Plan C: Meter) HYD 5...20KTL-3PH...

  • Page 46: Electrical Connection

    ELECTRICAL CONNECTIONS Energy Meter through CTs: Table 5-5 Smart Meter with CTs Technical Data Voltage AC 3×230/400 V Current 1.5(6) A Frequency 50/60 Hz Pulse 6400 imp / kWh Power accuracy Active Class 0.5S, Reactive Class 2 Directly connected Energy Meter: Table 5-6 Directly connected Smart Meter Technical Data Voltage...

  • Page 47: Connecting The Pe Cables

    ELECTRICAL CONNECTIONS Connecting the PE cables Connect the inverter to the equipotential bonding bar by using the protective earth cable (PE) for grounding. NOTICE Pole earthing not permissible! ▶ As the inverter is transformerless, the plus and minus poles of the PV generator must NOT be earthed.

  • Page 48: Connecting The Dc Lines For The Pv Modules And Battery

    ELECTRICAL CONNECTIONS Install the crimped ring terminal and the washer with the M6 screws and tighten these with a torque of 3 Nm using an Allen key: Figure 5-6 Connecting PGND cable(c) M6 Screws Ring terminal ① ② Threaded hole ③...
  • Page 49 ELECTRICAL CONNECTIONS Figure 5-7 Connecting PV(a) Positive DC cable Negative DC cable ① ② ▶ L2 is 2 to 3 mm longer than L1 Insert the positive and negative DC cables into the corresponding cable glands. Crimp the DC cables. The crimped cable must be able to withstand a tractive force of 400 Nm.
  • Page 50 ELECTRICAL CONNECTIONS CAUTION Danger of reverse polarity! ▶ Ensure that the polarity is correct before plugging into the DC connections! Insert the crimped DC cables into the corresponding connector housing until you hear a “clicking” sound. Figure 5-9 Connecting PV(c) Positive power cable Negative power cable ①...
  • Page 51 ELECTRICAL CONNECTIONS Figure 5-11 Connecting PV(e) Locking ① ▶ Insert the protective caps into the unused DC connections. CAUTION Danger of DC arcing ▶ Before removing the plus and minus connector, ensure that the DC switch has been set to OFF. In order to remove the plus and minus connection from the inverter, insert a removal key into the locking and press on the key with the adequate force as shown in the following illustration:...

  • Page 52: Connecting The Ac Power Cables

    ELECTRICAL CONNECTIONS Connecting the AC power cables The AC power cables are used to connect the inverter to the critical loads (through the EPS port), and the AC power distributor or the power grid. CAUTION AC connection ▶ Each inverter must have its own circuit breaker. ▶...

  • Page 53: Ac Connector Installation

    ELECTRICAL CONNECTIONS Figure 5-13 The relationship between the leakage power and cable length AC connector installation CAUTION Electrical voltage ▶ Ensure that the grid has been switched off before removing the AC connector Please follow below steps to install the AC connector. Select the suitable cable in accordance with above diagram.
  • Page 54 ELECTRICAL CONNECTIONS Disassemble the connector in accordance with the following illustration. Guide the AC output cable through the cable gland. Connect the AC cable in accordance with the following requirements and tighten the terminal using the Allen key. Connection Cable Phase 1 (brown) Phase 2 (black) Phase 3 (grey)
  • Page 55 ELECTRICAL CONNECTIONS Connect the AC connector to the AC connection of the inverter by turning it clockwise until it locks into place. ▶ Remove the AC connector by turning it anticlockwise. ▶ When you use the meter connection function, make sure that the AC terminal cable corresponds to the meter cable one by one( L1, L2, L3, N, and PE cables) Connector accessories are divided into upper and lower parts.

  • Page 56: Communication Interfaces

    ELECTRICAL CONNECTIONS Communication interfaces The positions of the communications interfaces of the HYD 5K ... 20KTL-3PH are displayed below: Connection Function USB port for firmware update and safety parameter import; Port to connect Stick USB/WiFi ⑥ Logger (WiFi) Demand Response Modes/Logic Interface to DRMs ⑦...
  • Page 57 ELECTRICAL CONNECTIONS 5.9.1 Multifunctional Communication Port Please refer to the following table for the specific PIN assignments. ① ② ③ ④ Definition Function Note RS485differential RS485A1-1 signal+ RS485differential Wired monitoring RS485A1-2 signal+ or inverter cascade RS485differential RS485B1-1 monitoring signal– RS485differential RS485B1-2 signal–...
  • Page 58 ELECTRICAL CONNECTIONS CAN0_H CAN high data Used for communication CAN0_L CAN low data with lithium battery BMS, the inverter can GND.S communication automatically identify the battery BMS RS485differential 485TX0+ communication signal+ as CAN or RS485 RS485differential communication 485TX0- signal- GND.S Signal GND Inner BMS battery temperature...

  • Page 59: Smart Meter

    ELECTRICAL CONNECTIONS Figure 5-14 RS485 communication connection 5.9.3 Smart meter The integrated energy management functions integrated of the HYD 5K...20KTL-3PH require to measure the power flow at the point of grid interconnection. There are different system configurations possible. It can be measured using energy meter with CTs (CT up to 200 A default), or using directly connected energy meter (up to 80 A).
  • Page 60 ELECTRICAL CONNECTIONS Connect the grid phases to the Smart Meter Pins according to below drawing for correct functionality of the inverter. Smart meter with directly connection (System C, default configuration) Smart meter pins 3 4 6 7 9 10 *Meter does not need to be reconfigured 3 6 9 10 Inverter 24 25...
  • Page 61 ELECTRICAL CONNECTIONS Smart meter with CTs connection (System B) Smart meter pins P1 P2 Grid PIN5 PIN6 RS485 Inverter Grid PIN: Signal: RS485- RS485+ 3 6 9 10 Smart Meter DTSU 666 120Ω 24 25 1 4 7 Figure 5-16 RS485 communication connection and smart meter with CTs ▶...
  • Page 62 ELECTRICAL CONNECTIONS Smart Meter Configuration The smart meter is preconfigured to be used with the inverter with these settings: ▶ Modbus Address: 1 ▶ Baud Rate: 9600 ▶ Current Ratio: 40:1 In case you want to change or check the settings, please refer to below procedure: Modbus Address and Baud Rate setting Figure 5-17 Meter address and baud rate setting...

  • Page 63: Temperature Sensor

    ELECTRICAL CONNECTIONS (electrical device) is opposite. Therefore, for our product, when the power is output to the grid, the electricity meter will show a positive value, and when the power is purchased from the grid, it will show a negative value. ▶...

  • Page 64: Dry Contact

    ELECTRICAL CONNECTIONS Connecting the BTS 5K battery For connecting the BTS 5K battery to the inverter, please follow the below pin assignments: Battery Inverter BTS communication Function "Link In" COM Port cable Port Pin 7 CAN0_H Blue Pin 4 Pin 8 CAN0_L Blue-white Pin 5...
  • Page 65 ELECTRICAL CONNECTIONS On-grid (relay mode 1 “Relay Open In EPS”): EPS mode (relay mode 1 “Relay Open In EPS”): Relay mode 2 (Relay Close In EPS) switches the contact in the opposite direction, i.e. in the on-grid mode there is no voltage, in the EPS mode there is voltage.
  • Page 66 ELECTRICAL CONNECTIONS Generator charging Please refer to below diagram for connecting a generator: The settings are explained in the menu structure. 5.9.7 Communication power supply The power supply can be used for the external power supply, or for the switching contact. Max. 400 mA / 5 W. 5.9.8 CT Interface For configurations according to System A, CTs are directly connected to the inverter without an energy meter.
  • Page 67 ELECTRICAL CONNECTIONS Definition Function Ict_R- Phase R – (Phase L1 -) Ict_R+ Phase R + (Phase L1 +) Ict_S- Phase S – (Phase L2 -) Ict_S+ Phase S + (Phase L2 +) Ict_T- Phase T – (Phase L3 -) Ict_T+ Phase T + (Phase L3 +) Follow below steps to install the CTs.
  • Page 68 ELECTRICAL CONNECTIONS 5.9.9 Link Port In systems with multiple inverters, you can connect the devices in a Master/Slave configuration. In this configuration, only one energy meter is connected to the Master inverter for the system control. ▶ The first and last inverter need to be connected with the 8 Pin connection terminals! Pin Connections Definition...
  • Page 69 ELECTRICAL CONNECTIONS CANH CAN high data IN_SYN1 Synchronising signal1 SYN_GND1 Synchronising signal GND 1 SYN_GND2 Synchronising signal GND 2 IN_SYN2 Synchronising signal 2 Installation Connect and lock the connector by turning clockwise: 5.9.10 DRMs/Logic interface The DRMs/Logic interface is used to control the inverters feed-in or purchases power by external signals, usually provided from grid operators with ripple control receivers or other means.
  • Page 70 ELECTRICAL CONNECTIONS Please follow below installation steps. Connector inverter RJ45 Cable (clip is below) Figure 5-19 DRM connection(a) Press the wire terminals in colour sequence: Figure 5-20 DRM connection(b) Route the cable terminal through the cable gland and insert the communication cable into the RJ45 connector.
  • Page 71 ELECTRICAL CONNECTIONS Lock the connector by turning clockwise: Figure 5-22 DRM connection(d) DRMs for AS/NZS 4777.2:2015 and AS/NZS 4777.2:2020 Also known as Inverter Demand Response Modes (DRMs). The inverter recognises all supported Demand Response commands and initiates the reaction within two seconds. The inverter will continue to respond while the mode remains asserted.
  • Page 72 ELECTRICAL CONNECTIONS Logic interface for VDE-AR-N 4105:2018-11 This function serves to control and/or limit the output power of the inverter. The inverter can be connected to a radio ripple control receiver in order to dynamically limit the output power of all inverters within the system. RCR: Ripple control receiver (RCR) is an interface between a PV system and power grid company.
  • Page 73 ELECTRICAL CONNECTIONS Logic interface for EN50549-1:2019 The active power output can be ended within five seconds following a command to the input interface. FRONT Relay1 DI 1 Functional description of the terminal Name Inverter Preset Power Value* DI 1 Relay1 engaged Internal signal HYD 5...20KTL-3PH...

  • Page 74: 5.10 Feed-In Limitation Function

    ELECTRICAL CONNECTIONS 5.10 Feed-in limitation function The feed-in limitation function can be used to limit the power fed back into the grid. For this function, a power measurement device must be installed according to system A, B, or C. Feed-in limitation: The sum of the feeding-in phases must not exceed the set power limitation value.

  • Page 75: 5.12 Installation Of The Wifi, Or Ethernet Stick

    ELECTRICAL CONNECTIONS 5.11.2 WiFi, Ethernet stick When you have installed the stick logger, the inverters can directly upload your operating, energy and alarm data in the SolarMAN monitoring portal. 5.12 Installation of the WiFi, or Ethernet stick Remove the protective cap from the USB interface. Install the WiFi/Ethernet stick.
  • Page 76 ELECTRICAL CONNECTIONS 5.12.1 Configuration of the WiFi stick via the web browser Preparation: The WiFi stick is installed in accordance with the previous section and the SOFAR inverter must be in operation. Carry out the following steps in order to configure the WiFi stick: Connect your PC or smartphone with the WiFi network of the WiFi stick.
  • Page 77 ELECTRICAL CONNECTIONS ▶ SOLARMAN Business (for installers): Configuration steps After starting the app, register as a new user or enter the current solarMAN access data. Create a new system and save the system data. Scan the barcode of the stick logger to assign an inverter to the system. Go to the newly created system in order to configure the stick logger (device/logger) Press the button on the WiFi stick for 1 second to activate the WPS...
  • Page 78 ELECTRICAL CONNECTIONS WiFi stick status The LEDs on the WiFi stick provide information regarding the status: Status Description Communicatio On: Connection to server successful n with the router Flashing (1 sec.): Connection to router successful Flashing (0.1 sec.): WPS mode active Off: No connection to router Communicatio Flashing (1 sec.): Communication with...

  • Page 79: Commissioning The Inverter

    COMMISSIONING THE INVERTER Commissioning the inverter Safety test before commissioning NOTICE Check the voltage range ▶ Ensure that the DC and AC voltages are within the permissible range of the inverter. Double Check Please ensure that the inverter and all the wiring are installed correctly, securely, and reliably, and that all environment requirements are met.

  • Page 80: Starting The Inverter

    COMMISSIONING THE INVERTER Starting the inverter Please follow below steps to switch the inverter ON. Make sure there’s no power generation in inverter from grid. Turn ON DC switch. Switch ON the battery. Turn ON DC isolator between battery & inverter. Turn ON AC circuit breaker between the inverter GRID port &...
  • Page 81 COMMISSIONING THE INVERTER If one battery is connected in parallel to BAT1 and BAT2, select “Bat Input1”, otherwise “Not Use” Default values can be set according to 5. Set battery parameters the input channel configuration in Menu Advanced Settings – Battery Parameter: Select Battery Type Max.
  • Page 82 COMMISSIONING THE INVERTER Setting the country code ▶ Different distribution network operators in various countries have differing requirements for the grid connection of grid-coupled PV inverters. ▶ Ensure that you have selected the correct country code according to regional authority requirements, and consult a qualified electrician or employees of electrical safety authorities.

  • Page 83: Smartphone App Sofar View

    COMMISSIONING THE INVERTER Smartphone app SOFAR View The app is available for Android and iOS systems and allows for easy initial setup as well as advanced configurations. Download link: Android After switching on the inverter, the app finds the unit via Bluetooth under its serial number.

  • Page 84: Operation Of The Device

    OPERATION OF THE DEVICE Operation of the device This chapter describes the LCD and LED displays of the HYD 5K ... 20KTL-3PH inverter. Control panel and display field 7.1.1 Buttons and display lights Buttons Button Name Description Back Previous screen, enter menu Select previous menu item, increase setting value Select next menu item, decrease setting...

  • Page 85: Standard Display

    OPERATION OF THE DEVICE LEDs State Colour State Green Normal On-grid Green (flashing) Standby Green Normal Off-grid Green (flashing) Standby Alarm Error Standard display The screen shows all relevant information of the inverter: Press Up button, to show PV Information like voltage, power and frequency Press Up button again to show Grid Output Information like voltage, power and frequency...

  • Page 86: Energy Storage Modes

    OPERATION OF THE DEVICE Press button again show Battery Information(BAT2) like current, power, state of charge etc. Energy storage modes The HYD 5 … 20KTL-3PH comes with several integrated energy management modes. 7.3.1 Self-use Mode In the Self-use mode, the inverter will automatically charge and discharge the battery according to the following rules: If PV generation equals the load consumption (ΔP <...
  • Page 87 OPERATION OF THE DEVICE If the PV generation is less than the load consumption, it will discharge the battery to supply power to the load. generation plus Battery discharge power is less than the load, the inverter will import power from the grid.

  • Page 88: Timing Mode

    OPERATION OF THE DEVICE 7.3.2 Time-of-Use Mode With the Time-of-Use mode, the inverter can be set to charge the battery in defined intervals of time, date or weekday, depending on the State of Charge of the battery. Up to 4 rules (rule 0, 1, 2 and 3) can be set. If more than one rule is valid for any given time, the rule with the lower number is active.

  • Page 89: Passive Mode

    OPERATION OF THE DEVICE In below example, the battery will be charged with 2 kW between 22 and 4 o'clock at night, and discharged with 2,5 kW between 14 and 16 o'clock: Timing Mode Rule 0: Enabled / Disabled / Enabled charge / Enabled discharge Charge Start 22 h 00 m Charge End...
  • Page 90 OPERATION OF THE DEVICE 7.3.5 Peak Shaving Mode Used to limit the maximum power priority purchased from the grid.The maximum purchasing power can be set in this mode. When the system preferentially buys more power from the grid than the set value,The battery starts discharging and stabilizes the system power at the set value.
  • Page 91 OPERATION OF THE DEVICE EODO: EPS Discharge Depth EPSbuffer: Safety Buffer Application: When the local power grid is unstable or generators are used. 7.3.7 Manual Genset Mode (energy storage mode → generator mode) Applicable scenario 2: Users want to manually switch the power grid and generator.

  • Page 92: Menu Structure

    OPERATION OF THE DEVICE 4. When the user wants to switch off the generator to battery power supply and grid power supply, he needs to manually turn off the generator and select other energy storage modes ▶ The set generator power cannot exceed the rated power of the generator ▶...

  • Page 93: System Settings Menu

    OPERATION OF THE DEVICE 7.4.2 “System Settings” menu In this menu you can do the basic settings which are needed to operate the device. Sets the display language 1. Language Settings Sets the system time of the inverter 2. Time Sets the country and grid code 3.

  • Page 94: Advanced Settings Menu

    OPERATION OF THE DEVICE 7.4.3 “Advanced Settings” menu Password ▶ Several settings require a password to be entered (the standard password is 0001). In this menu you can do advanced settings. (Setting is only allowed if there is a 1. Battery Parameter battery channel.) Set the battery parameters for Battery 1 and Battery 2.
  • Page 95 OPERATION OF THE DEVICE off_grid DOD Depth of Discharge (DOD) for EPS mode. Standard: 80% EPS Safety Buffer Standard:5% Enable Force Charge Enable / Disable. When the BTS-5K battery or GTX3000 battery is connected, if "Enable Forced Charge" is enabled, the inverter will forcibly charge until it is fully charged once a month according to the time set in "Set Forced Charge Time".
  • Page 96 OPERATION OF THE DEVICE Force active Select “Force active” to activate a battery from standby mode. Activates or deactivates the feed-in 3. Set Feed-in Limit power function of the inverter and sets the maximum feed-in power. This function must be used together with an external current transformer or the smart meter.
  • Page 97 OPERATION OF THE DEVICE display on the LCD), you can reset the flag bit to make the status become Normal state. Lock flag bit cleared: When lock enable bit is enabled, if the device is locked and cannot be reset, you need to enter password 5170 to clear the lock flag.
  • Page 98 OPERATION OF THE DEVICE Resets the Bluetooth interface of the 8. Reset Bluetooth inverter if the device is not found by the Sofar View App This function is used to correct the 9. CT Calibration direction and grid phase assignment of the CTs directly connected to the inverter.
  • Page 99 OPERATION OF THE DEVICE NeutralPointGrounding When using off-grid mode, ensure that neutral ground is enabled. For Australia, South Africa, Zealand, neutral ground is turned off default, refer System Overview (The inverter is not allowed to set for 15. Dry Contact Control the slave machine.) Disable No use this function...

  • Page 100: System Information Menu

    OPERATION OF THE DEVICE 7.4.5 “System Information” menu 1. Inverter Info Inverter Info (1) Serial number, Hardware Version, Power Level, Safety Firmware Version Inverter Info (2) Software Version, Country, Country Code Version Inverter Info (3) Bat Channel1, Bat Channel2, PV Channel1, PV Channel2 Inverter Info (4) Energy Storage Mode, RS485 Address, EPS...

  • Page 101: Firmware Update

    OPERATION OF THE DEVICE 7.4.6 “Event List” menu The event list is used to display the real time event recordings, including the total number of events and each specific ID no. and event time. The most recent events are listed at the top. 2.
  • Page 102 OPERATION OF THE DEVICE Go to menu item "6.Software update" on the LCD display. Enter the password (the standard password is 0715) and then select "Software Upgrade (PCS)". The system will then successively update the main DSP, auxiliary DSP and ARM processors. Pay attention to the displays.

  • Page 103: Troubleshooting Handling

    TROUBLESHOOTING HANDLING Troubleshooting handling Troubleshooting This section contains information and procedures pertaining to the remedying of potential problems with the inverter. To carry out troubleshooting, proceed as follows: ▶ Check the warnings, error messages or error codes displayed on the screen of the inverter.

  • Page 104: Shutdown Procedure

    TROUBLESHOOTING HANDLING 8.1.1 Shutdown procedure If the inverter needs to be shut down for electrical inspection, please follow the following steps: Press the "Back" on the main interface to enter the main menu page, and select Advanced Settings - Switch On/Off - Switch Off. Make the inverter shut down safely.

  • Page 105: Error List

    TROUBLESHOOTING HANDLING Error list 8.2.1 Inverter error list Code Description Solution Name The voltage If the alarm occurs occasionally, of the power the possible cause is that the GridOVP grid is too electric grid is abnormal high occasionally. Inverter will automatically return to normal The voltage operating status when the electric...
  • Page 106 TROUBLESHOOTING HANDLING If the alarm occurs frequently, check whether the grid voltage/frequency is within the acceptable range. If yes, please check the AC circuit breaker and AC wiring of the inverter. If the grid voltage/frequency is Power grid NOT within the acceptable range VGridLin line voltage and AC wiring is correct, but the...
  • Page 107 TROUBLESHOOTING HANDLING Check the insulation resistance Insulation between the photovoltaic array IsoFault resistance is and ground (ground), if there is a too low short circuit, the fault should be repaired in time. PEConn Check the PE conductor for Earth fault ectFault function Check the input mode...
  • Page 108 TROUBLESHOOTING HANDLING Module 1-3 TempErr Temperature -061 Inv1-3 protection BusRms Asymmetrica Unbalan l bus voltage The transient BusInst value of the Unbalan Internal error of the inverter. bus voltage is Switch off the inverter, wait 5 unbalanced minutes and then switch the unit The DC bus on again.
  • Page 109 TROUBLESHOOTING HANDLING Software SwBatO overcurrent protection of the battery Internal error of the inverter. Switch off the inverter, wait 5 minutes and then switch the unit overcurrent DciOCP on again. protection If the error persists, contact technical support. Instantaneou s output SwIOCP current protection...
  • Page 110 TROUBLESHOOTING HANDLING PV branch software SwPvBra overcurrent nchOCP (enabled by default) LLC bus HwLLCB hardware usOVP overvoltage Inverter bus HwBusO hardware overvoltage HwBuck BuckBoost BoostOC hardware overflows Battery HwBatO hardware overflow HwPVO PV hardware overflows Mains current is too high and has HwACO triggered hardware...
  • Page 111 TROUBLESHOOTING HANDLING Internal error of the inverter. Switch off the inverter, wait 5 Lightning SpdFail( minutes and then switch the unit Protection on again. Failure (DC) If the error persists, contact technical support. Lightning SpdFail( Protection failure (AC) BatDchg The battery is Please check if the battery voltage Prohibit of the inverter is too low.
  • Page 112 TROUBLESHOOTING HANDLING The soft PermInv startup of the StartFail inverter fails Permanent Check the MPPT input mode PermInC input mode setting (parallel fgError configuration mode/independent mode) of the error inverter and correct it if necessary. Permanent PermDC input OCPInst overcurrent error Internal error of the inverter.
  • Page 113 TROUBLESHOOTING HANDLING SCILose( communicati Upgrade software on error (AC) Download the latest firmware Inconsistent SoftVerE from the website and launch the software rror software update. If the error versions persists, contact technical support. Make sure your battery is compatible with the inverter. Lithium BMS1- CAN communication is...
  • Page 114 TROUBLESHOOTING HANDLING Check the ambient temperature and the battery temperature on Battery BatDisc the LCD. Switch off the inverter, overtempera hargeHT wait 5 minutes and then switch ture the unit back on. protection If the error persists, contact technical support. temperature BatDisc hargeLT...
  • Page 115 TROUBLESHOOTING HANDLING 8.2.2 Battery error list Name Description Solution Check whether the number of HS1HighTe Radiator 1 high batteries is set correctly. If the setting mpWarnin temperature is correct, please contact technical alarm support to upgrade software. Please make sure the battery is EnvHighTe Ambient high installed in a cool well-ventilated...
  • Page 116 TROUBLESHOOTING HANDLING SwBusInsta Bus software ntOVP overvoltage SwBusInsta Bus software ntUVP undervoltage If this fault occurs occasionally, wait a SwBatInsta Battery software few minutes to see whether the ntOVP overvoltage problem is solved. If this fault occurs SwBatInsta Battery software frequently, please contact technical ntUVP undervoltage...
  • Page 117 TROUBLESHOOTING HANDLING BMS overvoltage BMSOVOC and overcurrent fault Battery average SwBatAvgO overcurrent If this fault occurs occasionally, wait a protection few minutes to see whether the SwAvgOverl Average overload problem is solved. If this fault occurs oadP protection frequently, please contact technical support.

  • Page 118: Maintenance

    TROUBLESHOOTING HANDLING Maintenance Inverters do not generally require daily or routine maintenance. Before carrying out cleaning, ensure that the DC switch and AC circuit breaker between the inverter and power grid have been switched off. Wait at least 5 minutes before carrying out cleaning. 8.3.1 Cleaning the inverter Clean the inverter using an air blower and a dry, soft cloth or a soft bristle brush.

  • Page 119: Technical Data

    TECHNICAL DATA Technical Data Model 5KTL- 6KTL- 8KTL- 10KTL- 10KTL- 15KTL- 20KTL 3PH-A -3PH DC input (PV) 9000 12000 15000 15000 22500 30000 7500 Recommend （15000 （6600 （6600 （7500 （7500 （11250 （6000 ed Max. PV input power 6000W 15000W 6600W 6600W 7500W 7500W...
  • Page 120 TECHNICAL DATA Model 5KTL- 6KTL- 8KTL- 10KTL- 10KTL- 15KTL- 20KTL 3PH-A -3PH Max. output current THDi <3% Power factor 1 default (+/-0.8 adjustable) Battery Parameters Battery type Lithium-ion & Lead-acid Battery 180V~800V voltage range Number of battery input channels Max.charge/d 5000 1000 1000...
  • Page 121 TECHNICAL DATA Model 5KTL- 6KTL- 8KTL- 10KTL- 10KTL- 15KTL- 20KTL 3PH-A -3PH Switching <10ms time Efficiency Max. MPPT 99.9% efficiency Max. 98.2% efficiency European 97.5% 97.7% efficiency Max. efficiency of 97.6% 97.8% charging/disc harging Protection DC switch PV reverse connection protection Battery reverse...
  • Page 122 TECHNICAL DATA Model 5KTL- 6KTL- 8KTL- 10KTL- 10KTL- 15KTL- 20KTL 3PH-A -3PH General Parameters Operating temperature -30℃~60℃ range Relative humidity 5%~95% range Max. operating <4000m altitude Standby self- consumption <20W Topology Transformerless Installation Wall Mounted method Max. number of parallel 10 pcs units Degree of...
  • Page 123 HYD 5...20KTL-3PH...

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Hyd 6ktl-3phHyd 8ktl-3phHyd 10ktl-3phHyd 10ktl-3ph-aHyd 15ktl-3phHyd 20ktl-3ph