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

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  • Page 2: Table Of Contents

    TABLE OF CONTENT Table of Content About this manual Copyright declaration Structure of the manual Scope Target group Symbols used Basic safety information Safety information Symbols and signs Product features Product information Product dimensions Labelling on the device Functional features Application modes Connecting BTS 5K batteries Installation...
  • Page 3 Installation of the WiFi, or Ethernet stick Commissioning the inverter Safety test before commissioning Double Check Starting the inverter Initial setup Smartphone app SOFAR View Operation of the device Control panel and display field Standard display Energy storage modes Menu structure...
  • Page 4 TABLE OF CONTENT Troubleshooting Error list Maintenance Technical Data HYD 5~20KTL-3PH...

  • Page 5: About This Manual

    Copyright declaration The copyright of this manual is owned by SOFAR. It may not be copied – neither partially nor completely – by companies or individuals...

  • Page 6: Target Group

    ABOUT THIS MANUAL Target group This manual is intended for specialist electrical engineers who are responsible for the installation and commissioning of the inverter in the PV system, as well as the PV system operators. Symbols used This manual contains information on safe operation and uses symbols to ensure the safety of persons and property as well as the efficient operation of the inverter.

  • Page 7: Basic Safety Information

    Basic safety information NOTE 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...
  • Page 8 SOFAR assumes no responsibility for the destruction of property or any injuries to personnel caused by improper usage. 2.1.2 Installation requirements...
  • Page 9 NOTE Voiding of guarantee Do not open the inverter or remove any of the labels.  Otherwise, SOFAR shall assume no guarantee. 2.1.5 Operation DANGER Electric shock Contact with the electrical grid or the device's ...

  • Page 10: Symbols And Signs

    BASIC SAFETY INFORMATION CAUTION Burning due to hot housing While the inverter is being operated, several internal  components will become very hot. Please wear protective gloves!  Keep children away from the device!  2.1.6 Repair and maintenance DANGER Dangerous voltage! Before carrying out any repair work, first switch off the ...
  • Page 11 BASIC SAFETY INFORMATION CAUTION Beware of burning hazards due to the hot housing! While the inverter is in operation, only touch the  display and the buttons, as the housing can become hot. ATTENTION Implement earthing! The PV generator must be earthed in accordance with ...
  • Page 12 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 13: Product Features

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

  • Page 14: Product Dimensions

    PRODUCT FEATURES The selection of the optional inverter parts must be determined by a qualified technician who has good knowledge of the installation conditions. Product dimensions 3.3 Labelling on the device Labelling must not be covered or removed! HYD 5~20KTL-3PH...

  • Page 15: Functional Features

    PRODUCT FEATURES Note:the picture is only for reference,please make the object as the standard. 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. The emergency current supply mode (EPS) can provide inductive loads such as air conditioning systems or refrigerators with an automatic switchover time of less than 10 milliseconds,...
  • Page 16 PRODUCT FEATURES Monitoring via RS485 and WiFi, optionally via Bluetooth The inverter has built-in relays to control the short circuit of the load N line to ground when off-grid (Available from hardware version V003) 3.4.2 Electrical block diagram HYD 5~20KTL-3PH...

  • Page 17: Application Modes

    PRODUCT FEATURES 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. 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.
  • Page 18 PRODUCT FEATURES 3.5.3 System without battery In this configuration, the battery unit(s) can be added later. 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. HYD 5~20KTL-3PH...
  • Page 19 PRODUCT FEATURES 3.5.5 System with multiple inverters (5–120 kW) Up to 6 inverters can be connected in parallel, to the grid and EPS connections, resulting in an EPS output of up to 120 kVA. NOTE Multiple inverters connected in parallel shall be of the ...
  • Page 20 PRODUCT FEATURES If the maximum apparent power of a load is greater  than 110% of the inverter' s rated output, the device must not be connected via the AC LOAD terminal, but rather directly to the grid. 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.
  • Page 21 PRODUCT FEATURES HYD 5~20KTL-3PH...

  • Page 22: Connecting Bts 5K Batteries

    PRODUCT FEATURES Connecting BTS 5K batteries Using SOFAR's own battery module BTS 5K is a way to build scalable battery systems. A BTS E5-DS5 battery system has a nominal capacity of 5.12 kWh, allowing multiple configurations for one tower from 5.12 kWh (BTS E5-DS5) to 20.48 kWh (BTS E20-DS5).
  • Page 23 PRODUCT FEATURES NOTE Configuration of the battery setup should only be done  when the inverter is in standby mode! Advanced Settings – 10. Switch on / off – Switch Off If a battery input is unused, ensure to set this in the ...

  • Page 24: 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 ...

  • Page 25: Examination Before Installation

    INSTALLATION Examination before installation 4.3.1 Checking the external packaging materials Packaging materials and components may become damaged during transportation. Therefore, external packaging materials must be examined before the inverter is installed. Check the external packaging material for damage, e.g. holes and cracks.
  • Page 26 ELECTRICAL CONNECTIONS Image Description Quantity 5~8KTL-3PH MC4 connector contact PV+ 2pcs 10~20KTL- 4pcs 5~8KTL-3PH MC4 connector contact PV- 2pcs 10~20KTL- 4pcs 5~8KTL-3PH BAT input connector 1pcs 10~20KTL- 2pcs 5~8KTL-3PH BAT+ connector contact 1pcs 10~20KTL- 2pcs 5~8KTL-3PH BAT- connector contact 1pcs 10~20KTL- 2pcs HYD 5~20KTL-3PH...
  • Page 27 ELECTRICAL CONNECTIONS Image Description Quantity 5~8KTL-3PH Secured metal clamps at BAT+ power input cable 1pcs 10~20KTL- 2pcs 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...

  • Page 28: Connections

    INSTALLATION Image Description Quantity USB acquisition stick (WIFI) Temperature sensor NTC (5m) when using Lead-acid battery Manual Warranty card Quality certificate Test report, output test Connections CAUTION HYD 5~20KTL-3PH...
  • Page 29 INSTALLATION Damage during transportation Please check the product packaging and connections  carefully prior to installation. ① Battery connection ② DC switch ③ PV input terminals ④ AC load connection ⑤ AC grid connection ⑥ USB/WiFi ⑦ DRMs ⑧ Communication connection ⑨...

  • Page 30: Tools

    INSTALLATION Power: HYD 5~8KTL-3PH 4pcs HYD 10~20KTL-3PH 8pcs Tools Prepare the tools required for the installation and the electrical connection. No. Tool Model Function Hammer drill Used to drill holes in Recommended the wall. drill diameter: Screwdriver Wiring Phillips Used to remove and screwdriver install the screws of the AC terminal...

  • Page 31: Installation Environment Requirements

    INSTALLATION No. Tool Model Function Marker Used for marking Measuring tape Used measure distances Spirit level Used to align the wall bracket ESD gloves for the installer Safety goggles for the installer Anti-dust for the installer respiratory mask Installation Environment Requirements Choose a dry, clean, and tidy place, convenient for ...
  • Page 32 INSTALLATION Minimum distances for individual HYD 5~20KTL-3PH inverters: Minimum distances for several HYD 5~20KTL-3PH inverters: HYD 5~20KTL-3PH...

  • Page 33: Unpacking The Inverter

    INSTALLATION 200 mm 200 mm Unpacking the inverter Open the packaging and grip underneath the inverter at the sides with both hands. HYD 5~20KTL-3PH...

  • Page 34: Installation Of The Inverter

    INSTALLATION Lift the inverter out of the packaging and move it to its installation position. ATTENTION 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. Do not place the inverter on its connections, as these ...
  • Page 35 INSTALLATION 4. Place the inverter in the wall bracket and fasten it with the M6 hexagon screw 5. You can secure the inverter to the wall bracket using a lock. ④ ⑤ HYD 5~20KTL-3PH...

  • Page 36: Electrical Connections

    ELECTRICAL CONNECTIONS Electrical connections Safety instructions This topic describes the electrical connections of the inverter HYD 5~20KTL-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 ...
  • Page 37 The connected PV modules must be compliant with IEC 61730 class Current parameter Model Isc PV (absolute Maximum output maximum) overvoltage protection HYD 5KTL-3PH 15 A/15 A 8 A*3 HYD 6KTL-3PH 10 A*3 HYD 8KTL-3PH 13 A*3 HYD 10KTL-3PH 30 A/30 A 16 A*3...

  • Page 38: Wiring Overview

    ELECTRICAL CONNECTIONS USB/WiFi interface DVCA COM interface DVCA CT interface DVCA DRMs DVCA Link port DVCA Wiring overview Component Description Recommended cable type + : Connect the positive cable of the lithium battery Outdoor multicore copper cable - : Connect the negative cable of (4…6mm²) the lithium battery + : Connect the positive cable of...

  • Page 39: 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 40 ELECTRICAL CONNECTIONS 5.3.1 System A: direct measurement with CTs (3000:1) HYD 5~20KTL-3PH...
  • Page 41 ELECTRICAL CONNECTIONS 5.3.2 System B: measurement with smart meter + CTs(200 A/5 A default) HYD 5~20KTL-3PH...
  • Page 42 ELECTRICAL CONNECTIONS 5.3.3 System C: measurement with directly connected smart meter HYD 5~20KTL-3PH...
  • Page 43 ELECTRICAL CONNECTIONS CT 200 A/5 A Default： Split Core Current Transformer for smart meter or as a CT directly connected to the inverter. Technical Data Rated primary current 200 A Rated secondary current Rated operating 50/60 Hz frequency Perforated size 24 mm Diameter Smart Meter through CTs: Technical Data...

  • Page 44: Electrical Connection

    ELECTRICAL CONNECTIONS Electrical connection The electrical connection is established as follows: Connect PE cable Connect DC input cable Connect battery cable Connect AC output power cable Connect communication cable (optional) Connecting the PE cables Connect the inverter to the equipotential bonding bar by using the protective earth cable (PE) for grounding.

  • Page 45: Connecting The Dc Lines For The Pv Modules And Battery

    ELECTRICAL CONNECTIONS 2. Crimp the cable to the ring terminal: 3. 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: ① ② M6 washer Ring terminal ③...
  • Page 46 ELECTRICAL CONNECTIONS Please observe the recommended cable dimensions: Cable cross-section (mm Outer diameter of cable (mm) Range Recommended value 4.0 … 6.0 4.5 … 7.8 1. Remove the crimp contacts from the positive and negative connections. 2. Remove the insulation of the cables: Note: L2 is 2 to 3mm longer than L1 Positive DC cable Negative DC cable...
  • Page 47 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. ① Positive power cable Negative power cable ②...

  • Page 48: Connecting The Ac Power Cables

    ELECTRICAL CONNECTIONS Note: Insert the protective caps into the unused DC connections. Removing the connectors 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 49: Ac Connector Installation

    ELECTRICAL CONNECTIONS The AC cable should be correctly dimensioned in order to ensure that the loss of power in the AC cable is less than 1% of the rated output. If the AC cable resistance is too high, then the AC voltage will increase;...
  • Page 50 ELECTRICAL CONNECTIONS A = 30~50 mm B = 3~5 mm Disassemble connector accordance with 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)
  • Page 51 ELECTRICAL CONNECTIONS Neutral conductor (blue) Earthing cable (yellow-green) Assemble the connector housing and screw the cable gland tight. Connect the AC connector to the AC connection of the inverter by turning it clockwise until it locks into place. NOTE Remove the AC connector by turning it anticlockwise. ...

  • Page 52: Communication Interfaces

    ELECTRICAL CONNECTIONS Communication interfaces The positions of the communications interfaces of the HYD 5~20KTL-3PH are displayed below: Connection Function USB port for firmware update and safety USB/WiFi parameter import; Port to connect Stick ⑥ Logger (WiFi) Demand Response Modes/Logic DRMs ⑦...
  • Page 53 ELECTRICAL CONNECTIONS 5.9.1 Multifunctional Communication Port Please refer to the following table for the specific PIN assignments. ② ① ③ ④ HYD 5~20KTL-3PH...
  • Page 54 ELECTRICAL CONNECTIONS Definition Function Note RS485A1- RS485differential signal+ RS485A1- RS485differential signal+ Wired monitoring or RS485B1- RS485differential inverter cascade monitoring signal– RS485B1- RS485differential signal– RS485differential RS485A2 signal+ Communicate with RS485differential electricity meters RS485B2 signal- CAN0_H CAN high data Used for communication CAN0_L CAN low data with lithium battery BMS,...
  • Page 55 ELECTRICAL CONNECTIONS 5.9.3 Smart meter The integrated energy management functions integrated of the HYD 5~20KTL-3PH require to measure the power flow at the point of grid interconnection. There are different system configurations possible.It can be measured using smart meter with CTs, or using directly connected smart meter. Please refer to below table for the PIN assignments for the RS485 connection between the inverter and the smart meter.
  • Page 56 ELECTRICAL CONNECTIONS Smart meter pins Public grid NOTE The arrows on the current transformers direct to  the grid. Up to 200 A measurement  Accuracy class and load rating(VA/Ω):1 class  Rated operating voltage:AC 0.66KV(Equivalent  to 0.69KV GB156-2003) Rated frequency: 50-60Hz ...
  • Page 57 ELECTRICAL CONNECTIONS 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 Current Ratio setting HYD 5~20KTL-3PH...
  • Page 58 ELECTRICAL CONNECTIONS NOTE The inverter connected to the meter is a power  generation device, and the function of the meter connected to the traditional load (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 59 ELECTRICAL CONNECTIONS 5.9.6 Dry Contact The dry contact can start and stop a generator. Note: This function is available from Firmware V10 The dry contact settings must be set accordingly in the menu Advanced settings – Dry Contact Control. Generator charging Please refer to below diagram for connecting a generator: The settings are explained in the menu structure.
  • Page 60 ELECTRICAL CONNECTIONS 1 km; After the customer chooses to install CTs with  different current specifications, he needs to set the CT ratio (factory default 40:1) on the inverter. Please refer to the table below for the specific PIN connections. Definition Function Ict_R-...
  • Page 61 ELECTRICAL CONNECTIONS Connect and lock the connector by turning it clockwise. 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 smart meter is connected to the Master inverter for the system control.
  • Page 62 ELECTRICAL CONNECTIONS NOTE The first and last inverter need to be connected with  the 8 Pin connection terminals! Pin Connections Definition Function IN_SYN0 Synchronising signal 0 CANL CAN low data SYN_GND0 Synchronising signal GND 0 HYD 5~20KTL-3PH...
  • Page 63 ELECTRICAL CONNECTIONS Definition Function 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 DRMs/Logic interface is used to control the inverter by external signals, usually provided from grid operators with ripple control receivers or other means.
  • Page 64 ELECTRICAL CONNECTIONS Connector inverter RJ45 Cable (clip is below) Please follow below installation steps. Press the wire terminals in colour sequence: Route the cable terminal through the cable gland and insert the communication cable into the RJ45 connector. Lock the connector by turning clockwise: HYD 5~20KTL-3PH...
  • Page 65 ELECTRICAL CONNECTIONS 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 66 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.
  • Page 67 ELECTRICAL CONNECTIONS Active power Cos (φ) 100% Logic interface for EN50549-1:2019 The active power output can be ended within five seconds following a command to the input interface. Functional description of the terminal Name Inverter Radio ripple control receiver Relay 1 input K1 - output relay 1 Ground Relay, common ground...

  • Page 68: 5.10 Feed-In Limit Function

    ELECTRICAL CONNECTIONS Active power Power drop rate Cos (φ) < 5 seconds 100% 5.10 Feed-in limit function The feed-in limit 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 limit: The sum of the feeding-in phases must not exceed the set power limitation value.
  • Page 69 ELECTRICAL CONNECTIONS 5.11.1 RS485 You can connect RS485-linked devices to your PC or a data logger via an RS485 USB adapter. Please refer to the pin assignment in paragraph 5.9.2. NOTE The RS485 line may not be any longer than 1000 m ...

  • Page 70: 5.12 Installation Of The Wifi, Or Ethernet Stick

    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 71 ELECTRICAL CONNECTIONS Register your system at the website home.solarmanpv.com. For this, enter the serial number found on the stick logger. Installers use the portal at pro.solarmanpv.com 5.12.2 Setting up the WiFi stick with the app To download the app, search for “SOLARMAN” in the Apple or Google Play store, or use the following QR codes: SOLARMAN Smart (for end customers): ...
  • Page 72 ELECTRICAL CONNECTIONS Now, select your local WiFi network for Internet access and enter your WiFi password. The WiFi stick is configured with the access data. WiFi stick status The LEDs on the WiFi stick provide information regarding the status: Status Description NET: Communication...
  • Page 73 ELECTRICAL CONNECTIONS 5.12.3 Setting up the Ethernet stick The Ethernet stick is delivered with DHCP as standard, so it automatically gets an IP address from the router. If you wish to set up a fixed IP address, connect a PC to the Ethernet stick and open the configuration page via the web address 10.10.100.254.

  • Page 74: Commissioning The Inverter

    COMMISSIONING THE INVERTER Commissioning the inverter Safety test before commissioning ATTENTION 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 75: Initial Setup

    COMMISSIONING THE INVERTER 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 & GRID. Turn ON AC circuit breaker between the inverter LOAD port &...
  • Page 76 COMMISSIONING THE INVERTER parallel to BAT1 and BAT2, select “Bat Input1”, otherwise “Not Use” PV Channel1 if PV strings are connected to PV1 independently, select “PV Input 1”, otherwise “Not Use” PV Channel2 if PV strings are connected to PV2 independently, select “PV Input 2”...
  • Page 77 Ensure that you have selected the correct country code  according to regional authority requirements, and consult a qualified electrician employees electrical safety authorities. SOFAR is not responsible for the consequences of selecting the  incorrect country code. selected country code influences device grid ...
  • Page 78 COMMISSIONING THE INVERTER Country Code Instructions Country Code Instructions 000-000 VDE4105 IEC 61727 019-000 IEC EN61727 000-001 BDEW Korea 020-000 Korea 000-002 VDEO126 Sweden 021-000 Sweden Germany 000-003 VDE4105-HV 022-000 EU General Europe 000-004 BDEW-HV 022-001 EU General-MV General 000-005 VDE4110 022-002 EU General-HV...
  • Page 79 COMMISSIONING THE INVERTER Turkey 004-000 Turkey 029-000 SK-VSD Slovakia 005-000 Denmark 029-001 SK-SSE Denmark 005-001 DK-TR322 029-002 SK-ZSD 005-002 Western Denmark 030-000 Czechia Czech 005-003 Eastern Denmark 030-001 Czechia-MV Republic Greece 006-000 GR-Cont 030-002 Czech EG.D 006-001 GR-Island 030-003 Czech EG.D 007-000 Netherland Slovenia...

  • Page 80: Smartphone App Sofar View

    Austria 013-000 Tor Erzeuger Japan 014-000 Japan-50Hz 014-001 Japan-60Hz Switzerland 015-000 Switzerland-A 015-001 Switzerland-B 018-000 EU-EN50438 018-001 EU-EN50549 018-002 EU-EN50549-HV Smartphone app SOFAR Setting The app allows for easy initial setup as well as advanced configurations. Download link: HYD 5~20KTL-3PH...
  • Page 81 COMMISSIONING THE INVERTER Scan the QR code on the inverter through the App or connect the inverter with Bluetooth to set the inverter data NOTE If Bluetooth connection fails for many times, please  contact us. HYD 5~20KTL-3PH...

  • Page 82: Operation Of The Device

    OPERATION OF THE DEVICE Operation of the device This chapter describes the LCD and LED displays of the HYD 5~20KTL-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...

  • Page 83: 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 84: Energy Storage Modes

    OPERATION OF THE DEVICE Press button again show Battery Information(BAT1) like current, power, state of charge etc. 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.
  • Page 85 OPERATION OF THE DEVICE If the PV generation is less than load consumption, it will discharge the battery to supply power to the load. If PV generation plus Battery discharge power is less than the load, the inverter will import power from the grid.
  • Page 86 Passive Mode The passive mode is used in systems with external energy management systems. inverter's operation controlled by the external controller using the Modbus RTU protocol. Please contact SOFAR if you need the Modbus protocol definition for this device. HYD 5~20KTL-3PH...
  • Page 87 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 88 OPERATION OF THE DEVICE DG charge: After the battery enters the state of power loss, it is transferred to the generator to carry the load and charge the battery. 2.AC Charge AC Charge: The sum of the power input to the power grid or generator after battery loss and when charging the battery.

  • Page 89: Menu Structure

    OPERATION OF THE DEVICE 2. Select energy storage mode in the menu → Manual generator mode → Set generator input power 3. The user manually starts the generator 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 NOTE...
  • Page 90 OPERATION OF THE DEVICE NOTE The menu layout may vary according to different  firmware versions. “System Settings” menu In this menu you can do the basic settings which are needed to operate the device. 1. Language Settings Sets the display language 2.
  • Page 91 Battery Type, more settings can be adjusted. See details below. 1.1 Battery 1 Auto Cfg Automatic battery configuration (only available for SOFAR battery types). Detects all battery modules and the assignment to the battery inputs. Battery Capacity (kWh) Set the capacity of connected...
  • Page 92 OPERATION OF THE DEVICE between inverter and the BMS. Nominal Battery Voltage Nominal DC voltage of the battery Battery Cell Type (for inverter-integrated BMS) Max. charging current (A) Max. allowed charging current for the battery Max. discharging current Max. allowed discharging current for the battery Discharge Depth (%) Max.
  • Page 93 OPERATION OF THE DEVICE the battery when the inverter need to discharge or charge the battery according to the operational mode settings. If automatic activation is disabled, the battery has to be activated manually by selection the “Force active” menu item. Force active Select “Force active”...
  • Page 94 8. Reset Bluetooth Resets the Bluetooth interface of the inverter if the device is not found by the Sofar View App 9. CT Calibration This function is used to correct the direction and grid phase assignment of the CTs directly connected to the inverter.
  • Page 95 OPERATION OF THE DEVICE installation or maintenance work 11. Unbalanced Support Default setting: disabled In situations where the customer only wants to support the local loads or has a zero-export limit across all three phases. When used in conjunction with the supplied three-phase smart meter and with this option set to "enable", the per phase output...
  • Page 96 OPERATION OF THE DEVICE When the inverter is off-grid and the load N line and  PE line are short-connected, if the power grid is restored and the load N line and PE line are still short-connected, leakage protection will be triggered and explosion hazard will not be caused.

  • Page 97: Firmware Update

    (display of the event sequence number, event ID number and time that the event takes place) “Sofatware update” menu The user can update the software via the USB flash drive. SOFAR will provide the firmware update when it is required. Firmware update NOTE If you want to do a firmware update, please upgrade ...
  • Page 98 OPERATION OF THE DEVICE Insert the USB stick into the computer. SOFAR will send the firmware update to the user. Unzip the file and copy the original file to a USB stick. Attention: The firmware update file must be in the “firmware”...

  • Page 99: 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. If no error information is displayed on the screen, check whether the following requirements have been fulfilled: Has the inverter been set up in a clean, dry, well-ventilated...
  • Page 100 TROUBLESHOOTING HANDLING Settings - Switch On/Off- Switch On. start up to enable the inverter to start up and run. Disconnect the AC circuit breaker connecting the inverter power grid port to the power grid. Disconnect the AC breaker connecting the inverter load port to the emergency load.
  • Page 101 TROUBLESHOOTING HANDLING mains automatically return ID003 GridOFP frequency is too to normal operating high status when electric grid’s back to normal. If the alarm occurs frequently, check whether grid voltage/frequency within the acceptable range. If yes, please check the AC circuit breaker and AC wiring of the inverter.
  • Page 102 TROUBLESHOOTING HANDLING overvoltage to normal operating mains voltage 1 status when electric grid’s back to Transient normal. ID010 GridOVPInstant2 overvoltage If the alarm occurs mains voltage 2 frequently, check whether grid voltage/frequency within the acceptable range. If yes, please check the AC circuit breaker and AC wiring of the inverter.
  • Page 103 TROUBLESHOOTING HANDLING of grid current Power grid ID019 HwADErrVGrid(DC) voltage sampling error (DC) Power grid ID020 HwADErrVGrid(AC) voltage sampling error (AC) Leakage current ID021 HwGFCIFault(DC) sampling error (DC) Leakage current ID022 HwGFCIFault(AC) sampling error (AC) Error component ID023 HwADErrDCV sampling of load voltage DC input current ID024...
  • Page 104 TROUBLESHOOTING HANDLING ID033 SpiCommFault(DC) communication error (DC) ID034 SpiCommFault(AC) communication error (AC) ID035 SChip_Fault Chip error (DC) Master chip error ID036 MChip_Fault (AC) Auxiliary power ID037 HwAuxPowerFault error Inverter failed to ID038 InvSoftStartFail output shutdown ID039 ArcShutdownAlarm protection light ID040 LowLightChkFail detection failed Relay...
  • Page 105 TROUBLESHOOTING HANDLING correct. Internal faults inverter, switch inverter, wait minutes, then switch Serial number ID048 SNTypeFault inverter. Check fault whether the problem is solved. If no, please contact technical support. Battery ID049 TempErrBat temperature error Temperature For Inner BMS battery, ID050 TempErrHeatSink1 error heat sink 1...
  • Page 106 TROUBLESHOOTING HANDLING difference Asymmetrical ID065 BusRmsUnbalance bus voltage RMS Internal error of the transient inverter. Switch off the value of the bus ID066 BusInstUnbalance inverter, wait voltage minutes then unbalanced switch unit again. voltage is too low If the error persists, ID067 BusUVP during...
  • Page 107 TROUBLESHOOTING HANDLING Software overvoltage Flying trans- capacitor ID074 FlyingCapOVP overvoltage protection Flying cross- capacitor ID075 FlyingCapUVP undervoltage protection ID076 PVUVP PV undervoltage Software overcurrent ID081 SwBatOCP protection of the battery overcurrent ID082 DciOCP protection Instantaneous ID083 SwIOCP output current protection BuckBoost ID084 SwBuckBoostOCP...
  • Page 108 TROUBLESHOOTING HANDLING limiting protection wave branch software ID093 SwPvBranchOCP overcurrent (enabled default) LLC bus hardware ID097 HwLLCBusOVP overvoltage Inverter ID098 HwBusOVP hardware overvoltage BuckBoost ID099 HwBuckBoostOCP hardware overflows Battery hardware ID100 HwBatOCP overflow hardware ID102 HwPVOCP overflows Mains current is too high and has ID103 HwACOCP...
  • Page 109 TROUBLESHOOTING HANDLING Make sure that the inverter been installed in a cool and well-ventilated place without direct The inverter has sunlight. throttled due to ID113 OverTempDerating high Make sure the inverter temperature is installed vertically ambient temperature is below the temperature limit of the inverter.
  • Page 110 TROUBLESHOOTING HANDLING overvoltage Input current is unbalanced ID132 PermIpvUnbalance caused unrecoverable fault Permanent battery ID133 PermEPSBatOCP overcurrent error in EPS mode Permanent error ID134 PermAcOCPInstant due to transient overcurrent Permanent unbalanced ID135 PermIacUnbalance output current error The soft startup ID136 PermInvStartFail inverter fails...
  • Page 111 TROUBLESHOOTING HANDLING inverter. Check inverter's ID146 WifiFault Wifi error WiFi connection. Check the Bluetooth ID147 BluetoothFault Bluetooth error connection inverter. ID148 RTCFault RTC clock failure EEPROM error of ID149 CommEEPROMFault communication card Internal error of the Communication inverter. Switch off the ID150 FlashFault card FLASH error...
  • Page 112 TROUBLESHOOTING HANDLING Make sure your battery is compatible with the inverter. Lithium battery2 communication ID158 BMS2CommFault communication recommended. error Check communication line or the connection of the battery inverter for errors. Lithium battery 3 ID159 BMS3CommFault Communication is faulty Lithium battery 4 ID160 BMS4CommFault Communication...
  • Page 113 TROUBLESHOOTING HANDLING High minutes then ID179 BMS OTP temperature switch warning components on again. If the error persists, contact technical ID180 BMS UTP temperature support. warning overload warning during ID181 BMS OCP charging discharging BMS Short circuit ID182 BMS Short alarm ID183 BMS VerFault...
  • Page 114 TROUBLESHOOTING HANDLING String safety ID196 StrFuseALM2-2 open 2-2 String safety ID197 StrFuseALM3-1 open 3-1 String safety ID198 StrFuseALM3-2 open 3-2 String safety ID199 StrFuseALM4-1 open 4-1 String safety ID200 StrFuseALM4-2 open 4-2 String safety ID201 StrFuseALM5-1 open 5-1 String safety ID202 StrFuseALM5-2 open 5-2...
  • Page 115 TROUBLESHOOTING HANDLING String safety ID218 StrFuseALM13-2 open 13-2 String safety ID219 StrFuseALM14-1 open 14-1 String safety ID220 StrFuseALM14-2 open 14-2 String safety ID221 StrFuseALM15-1 open 15-1 String safety ID222 StrFuseALM15-2 open 15-2 String safety ID223 StrFuseALM16-1 open 16-1 String safety ID224 StrFuseALM16-2 open 16-2...
  • Page 116 TROUBLESHOOTING HANDLING Enter safety open ID240 InputFuseALM15 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.
  • Page 117 TECHNICAL DATA Technical Data Model 5KTL-3PH 6KTL-3PH 8KTL-3PH 10KTL-3PH 10KTL-3PH-A 15KTL-3PH 20KTL-3PH DC input (PV) Recommended 7500Wp 9000Wp 12000Wp 15000Wp 15000Wp 22500Wp 30000Wp Max. PV power Max. input 1000V voltage Start-up 200V voltage Rated input 600V voltage MPPT operating 180V~960V voltage range Number of MPPT 2 Max.
  • Page 118 TECHNICAL DATA Model 5KTL-3PH 6KTL-3PH 8KTL-3PH 10KTL-3PH 10KTL-3PH-A 15KTL-3PH 20KTL-3PH Battery type Lithium-ion & Lead-acid Battery voltage 180V~800V range Number battery input channels Max.charge/disc 5000W 6000W 8000W 10000W 10000W 15000W 20000W harge power Max.charge/disc harge current (25A/25A) (25A/25A) (25A/25A) (25A/25A) communication CAN ，...
  • Page 119 TECHNICAL DATA Model 5KTL-3PH 6KTL-3PH 8KTL-3PH 10KTL-3PH 10KTL-3PH-A 15KTL-3PH 20KTL-3PH Protection DC switch reverse connection protection Battery reverse connection protection Output short circuit protection Output overcurrent protection Output overvoltage protection Insulation impedance detection Residual current detection Anti-island protection Surge protection PV:Tyep Ⅱ...
  • Page 120 LCD & Bluetooth+APP [1] Battery-AC maximum efficiency of battery charge and discharge [2] Standby loss at rated input voltage [3] Maximum number of parallel machines of the same model [4] Please refer to document “SOFAR inverter Model compatible battery list” HYD 5~20KTL-3PH...
  • Page 121 TECHNICAL DATA HYD 5~20KTL-3PH...

This manual is also suitable for:

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

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