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wattsonic 6.0KW-25A-3P User Manual

Li-hv residential three phase hybrid
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User Manual
Wattsonic Li-HV Residential Three Phase Hybrid
6.0/8.0/10.0 KW-25A-3P | 12.0/15.0/20.0 KW-40A-3P
Sep 2024

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  • Page 1 User Manual Wattsonic Li-HV Residential Three Phase Hybrid 6.0/8.0/10.0 KW-25A-3P | 12.0/15.0/20.0 KW-40A-3P Sep 2024...
  • Page 3 Power your home, and you will power the planet.

  • Page 4: Table Of Contents

    Contents Description Overview 5.1 System introduction 1.1 Overview 5.2 Product introduction 5.2.1 Models 5.2.2 Inverter appearance 5.2.3 BMS appearance 5.2.4 Battery appearance 5.2.5 Combiner box appearance 5.3 Operation modes 5.4 Back-up and off-grid output Before Installation 5.5 Unpacking and storage 2.1 Qualified personnel Product Mechanical Installation...
  • Page 5 7.7 Communication connection 9.6 Reactive power 7.7.1 Assembling the Multi-COM connector 9.6.1 “Off” modes 7.7.2 Connect the meter and BMS communication cables 9.6.2 “Pf” mode 7.7.3 Connect other cables 9.6.3 “Qt” mode 7.7.4 Installing the COM connector 9.6.4 “Q(P)” mode 7.7.5 Meter and BMS communication 9.6.5 “Q(U)”...

  • Page 6: Overview

    A flexible solution This residential series can be charged from solar or grid power, providing backup power. If more energy is needed, multiple Wattsonic All-in-One ESSs can be installed together to work as a more extensive system. This manual is an integral part of Wattsonic 6.0–20.0 kW-3P series three-phase high-voltage hybrid inverters (after this referred to as the inverter).

  • Page 7: Before Installation

    Before installation To secure the full 10-year product warranty, be sure to install the Wattsonic Li-LV battery modules by qualified installers. Warning: Before installing or using the Wattsonic Li-HV Residential Three Phase Hybrid series, read this document. Failure to do so or to follow any of the instructions or warnings in this document can result in electrical shock, serious injury, death, potentially rendering them unusable.

  • Page 8: Installation Location Of Batteries

    Correct Wrong Recommended installation location Keep flammable and combustible things away from the inverter 3.1.2 Installation location of batteries The floor is flat and level. There are no flammable or explosive materials. The ambient temperature is within the range of 0°C to 50°C. The temperature and humidity remain constant.

  • Page 9: Installation Angle

    3.1.3 Installation angle Install the inverter vertically. Never install the inverter horizontally, at a forward or backward tilt, or upside down. Permitted and prohibited mounting positions Correct Wrong 3.1.4 Recommended installation spacing Reserve enough clearance around the inverter to ensure sufficient space for heat dissipation. Minimum 250mm Emergency Stop Minimum...

  • Page 10: Disclaimer

    3.2 Disclaimer Wuxi Wattsonic Energy Technology Co., Ltd. has the right not to undertake quality assurance in any of the following circumstances: 1) Damages caused by improper transportation 2) Damages caused by incorrect storage, installation, or use 3) Damages caused by the installation and use of equipment by non-professionals or untrained personnel...
  • Page 11 Safety Notes 1. Before installation, please read this manual carefully and follow the instructions in this manual strictly. 2. Installers must undergo professional training or obtain electrical-related professional qualification certificates. 3. Do not open the front cover of the inverter when installing. Apart from performing work at the wiring terminal (as instructed in this manual), touching or changing components without authorization may cause injury to people, damage to inverters, and annulment of the warranty.
  • Page 12 5. Do not directly connect the Wattsonic LFP Battery to photovoltaic (PV) solar wiring. 6. When installing a Wattsonic LFP Battery in a garage or near vehicles, keep it out of the driving path. Install the Wattsonic LFP Battery on a side wall and/or above the height of vehicle bumpers.

  • Page 13: Environmental Conditions

    2. Operating or storing Wattsonic LFP Battery in temperatures outside its specified range might cause damage to Wattsonic LFP Battery. 3. Do not expose the Wattsonic LFP Battery to ambient temperatures above 60°C (140°F) or below -30°C (-22°F). Ensure no water sources are above or near Wattsonic LFP Battery, including downspouts, sprinklers, or faucets.

  • Page 14: Description

    The system is not suitable for supplying life-sustaining medical devices. It cannot guarantee backup power in all circumstances. The applicable grid types for the Wattsonic 6.0-20.0kW-3P series are TN-S, TN-C, TN-C-S, and TT. When applied to the TT grid, the voltage of N to PE suggests less than 30V.

  • Page 15: Product Introduction

    5.2 Product introduction The Wattsonic 6.0-20.0kW-3P series inverter is also known as a hybrid inverter or storage inverter, which is mainly used to combine the PV array, lithium battery, loads, and power grid to realize intelligent power management and dispatching.
  • Page 16 Communication RS485 or CAN. Indicator The inverter isn’t communicating Orange Always on with Wattsonic smart meter. The inverter isn’t communicating Always on with the BMS. Display Display off to save power, press the button to wake up the display. Button Switch display information and set parameters by short press or long press.

  • Page 17: Bms Appearance

    5.2.3 BMS appearance(GEN 3.0) Inverter WIFI Inverter/Parallel COM Parallel COM LAN COM Battery COM Battery Input BMS with lighting Inverter WIFI Inverter/Parallel COM Parallel COM LAN COM Battery COM Battery Input BMS with LED screen 5.2.4 Battery appearance(GEN 3.0) Relief valve 5.2.5 Combiner Box appearance Battery / Inverter Stop...

  • Page 18: Operation Modes

    5.3 Operation modes Wattsonic 6.0-20.0kW-3P series inverter has the following basic operation modes and you can configure the operation mode as per your preference in the App. General Mode Loads Inverter Battery Grid In this working mode, when the power from the PV array is sufficient, PV power will supply the loads, battery, and grid in the order of loads first, battery second, and grid last.
  • Page 19 Peak load Shifting (Load Shifting) Pload<Pmax Loads Inverter Battery Grid Set the maximum power Pmax (kVA) contracted with the grid. When the load consumption is less than the Pmax, the PV will charge the battery first, and the grid will supply the load.
  • Page 20 UPS Mode Loads Inverter Battery Grid In this working mode, the inverter will use the power from PV or grid to charge the battery until it is fully charged, and as long as the grid is there, the battery won’t discharge. Back-up Loads Inverter Battery...
  • Page 21 Economic Mode Loads Inverter Battery Grid In this working mode, you can set charge/discharge power and time in the App. The inverter will use the energy from PV or the grid (whether to use it or not can be set in the App) to charge the battery for a predetermined period. Loads Inverter Battery...
  • Page 22 Off-Grid Mode Loads Inverter Battery Grid In the purely off-grid mode, power fromPV will supply the back-up loads first andthen charge the battery if there's surpluspower. Loads Inverter Battery Grid When the power from PV isn’t enough, the battery will discharge to supply backup loads with PV. User Manual...

  • Page 23: Back-Up And Off-Grid Output

    4) The device is thoroughly tested and strictly inspected before delivery. Nonetheless, damage may still occur during shipping. For this reason, please conduct a thorough inspection after receiving the device. 5) Contact Wattsonic or the transport company in case of any damage or incompleteness, and provide photos to facilitate services.

  • Page 24: Mechanical Installation

    Product Mechanical Installation 6.1 Packing list The package of the whole system includes the following accessories. Please check whether the accessories in the packing box are complete when receiving the goods. Some accesssories are optional, need to comfirm upon order. Inverter list Wall-mounting bracket , Expansion plug set,...
  • Page 25 General list Back-Sheet Plastic Expansion Pipe and Self- Master BMS Module Battery Module tapping Screw(M4/M6) AIO KIT COM Cable (Power+COM.+Earthing) BMS<->Inverter Battery<->Battery BMS<->Battery Battery<->Battery Earth cable Power Cable AIO KIT Terminal COM Resistor BMS<->Inverter Parallel COM Cable Stack Base(Optional) (Optional) Stackable Fixed Bar&...

  • Page 26: Mounting Products

    6.2 Mounting products 6.2.1 Wall mounted (vertical) Suggested Inverter+Master BMS + Battery Modules Please use 7 pieces of back-sheet expansion screws to fix the inverter’s Minimum back-sheet to the wall. 250mm Minimum 430mm Minimum250mm Please use 4 pieces of back-sheet expansion screws to fix the Combiner Minimum Minimum...
  • Page 27 Total height Total height 1276mm 1595mm One row of back-sheet Two rows of back-sheet Start the installation from the bottom, and complete the Mounting the inverter installation from bottom to top. Lift up the inverter with both hands, hang the Fix the inverter to back rail on the back-sheet carefully.

  • Page 28: Battery Stack Mounted

    6.2.2 Battery stack mounted Suggested Inverter+Master BMS + Battery Modules Place the stack base, stacked batteries and Master Check the installation environment to ensure the ground is level. Place the stack base on the ground, and ensure it is level and stable. Then, place the first battery on it with the cushion facing down, the remaining batteries and master control in sequence.

  • Page 29: Earth Cables Connection

    Mounting the inverter Please use 7 pieces inverter back sheet expansion screws to fix the inverter back sheet to the wall. minimum 500mm Fix the inverter to the back sheet with a screw. 1) Use the back-sheet as the template to mark the position of holes on the wall. Make sure the back-sheet is in a horizontal position.

  • Page 30: Electrical Connection

    Electrical Connection 7.1 Earth cables connection Please use standard earth connection cables(M4/2N.M.) to series connect Master BMS and inverter external ground port, then to the earth point in a distribution box. to achieve the purpose of grounding protection. Please always remember to wire the earth cables before wiring other cables.

  • Page 31: Battery Cables Connection

    1. Do not use other brands and types of terminals other than those included in the accessory package. Wattsonic has the right to refuse all damages caused by the mixed-use of terminals. 2. Moisture and dust can damage the inverter. Ensure the cable gland is securely tightened during installation.

  • Page 32: Wall Mounting (Vertical) Of Multi-String System

    7.2.2 Wall mounting (vertical) of multi-string system Please ensure the main switch of the inverter& BMS is OFF during installation to guarantee high voltage protection. Smart meter Smart meter Battery / Inverter Stop Output B- Output B+ Emergency Stop Input B- Input B+ Inverter Inverter...
  • Page 33 Power cable connection Battery / Inverter Stop Output B- Output B+ Input B- Input B+ Right Left Using AIO kit to connect BMS& batteries of each string as the figure shows. Connect the Inverter port of each BMS to the Battery+ Battery- on the right side of the combiner box...

  • Page 34: Stack-Mounting Of Single-String System

    7.2.3 Stack-mounting of single-string system Please ensure the main switch of the inverter& BMS is OFF during installation to guarantee high voltage protection. Smart meter Connect the BAT+ and BAT- port of the inverter and the inverter port of BMS by the power cable. Connect the COM2 port...

  • Page 35: Stack-Mounting Of Multi-String System

    7.2.4 Stack-mounting of multi-string system Please ensure the main switch of the inverter& BMS is OFF during installation to guarantee high voltage protection. Smart meter Smart meter Battery / Inverter Stop Output B- Output B+ Emergency Stop Input B- Input B+ User Manual...
  • Page 36 Power cable connection Battery / Inverter Stop Output B- Output B+ Input B- Input B+ Using AIO kit to connect BMS& batteries of each string as the figure shows. Connect the Inverter port of each BMS to the Battery+ Battery- on the right side of the combiner box using the power cable.

  • Page 37: Inverter Connection

    7.3 Inverter connection 7.3.1 Electrical wiring diagram This diagram shows Wattsonic 6.0~20.0kW-3P series hybrid inverter wiring structure and composition, concerning the real project, the installation and wiring have to be in line with the local standards. AC Breaker AC Breaker...
  • Page 38 The neutral line of AC supply can be isolated or switched. BACK-UP ON-GRID *Wattsonic Smart Meter consists of ACR10R and RMM. Define the cable connections for the meter based on the actual meter model and refer to Section 7.6. This cable diagram is for reference only.
  • Page 39 NZS_3000. Otherwise, the BACK-UP function will not work. BACK-UP ON-GRID *Wattsonic Smart Meter consists of ACR10R and RMM. Define the cable connections for the meter based on the actual meter model and refer to Section 7.6. This cable diagram is for reference only.

  • Page 40: Ac Connection

    3P can safely disconnect itself from the power grid when an exception occurs, select a proper overcurrent protection device in compliance with local power distribution regulations and Max. input (output) current of 6.0~20.0kW-3P AC side. The allowable AC cable of wire diameter and cross-sectional area for Wattsonic 6.0~20.0kW-3P are as shown in the following: Wire Diameter Cross-sectional ...

  • Page 41: Assembling The Ac Connector

    7.4.2 Assembling the AC connector The AC terminal block is on the bottom side of the inverter. a) Take the AC connector out of the accessory bag and disassemble it. Cable Gland Threaded Sleeve AC Terminal Head b) According to the figure, select an appropriate cable, peel the insulation sleeve of the AC cable off for 50mm, and peel off the end of 3L /PE / N wires for 8mm.

  • Page 42: Installing The Ac Connector

    d) According to the arrow direction, push the threaded sleeve to make it connected with the AC terminal head and then rotate the cable gland clockwise to lock it. 7.4.3 Installing the AC connector High voltage may be present in the inverter! Ensure all cables are voltage-free before electrical connection. Do not connect the AC circuit breaker until all inverter electrical connections are completed.

  • Page 43: Monitoring Device Installation

    Wattsonic CT cable with a length of 2m is fixed and can’t be extended. The CTs have been connected to the Wattsonic Meter when you received them, and you just need to follow the wiring diagram in the Meter to join the CT.

  • Page 44: Communication Connection

    CT installation direction and phase sequence should strictly follow the instructions in the user manual. Otherwise, the inverter may not be working. The CT has to correspond with the port in the Meter, and the connection between the CT and the Meter needs to be reliable.

  • Page 45: Assembling The Multi-Com Connector

    Definition Function METERRJ45-1 RS 485 Communicate with Meter RJ45-2 Communicate with BMS Multifunction Relay NO (Normally Open) Reserved Reserved DRM4/8 DRM3/7 DRM2/6 DRED DRM1/5 For Australia and New Zealand COM D/0 REF D/0 Fast stop + Emergency stop Fast stop - 485 B1 485 A1 CANL_P...

  • Page 46: Connect The Meter And Bms Communication Cables

    2) Take out the terminal block. 3) Remove the seal and lead the cable through the cable gland. 7.7.2 Connect the Meter and BMS communication cables The communication between the meter/BMS and inverter is RJ45 interface cable. The communication cable of the meter is 10M, and the cable of BMS is 3M. 1) Thread the RJ45 plug of appropriate length through the swivel nut, and insert it into the open side of the rubber gasket.

  • Page 47: Connect Other Cables

    2) Insert one side of the RJ45 plug into the RJ45 port of the terminal block. 3) Insert another side of the communication cable into the meter RS485 port or BMS CAN port. 7.7.3 Connect other cables 1) Thread the cable of appropriate length through the swivel nut and the housing. Remove the cable jacket and strip the wire insulation.

  • Page 48: Installing The Com Connector

    3) Fix all the wires to the terminal plug according to the assignment and tighten to a torque of 1.2+/-0.1N·m with a screwdriver. 4) Pull the wires outward to check whether they are firmly installed. Insert the terminal block into the connector until it snaps into place with an audible click. Clic Click k 5) Fasten the swivel nut.

  • Page 49: Meter And Bms Communication

    EMS and inverter is RS485. 7.7.7 DI ctrl DRED DRED interface is specially reserved for Australia and New Zealand according to their safety regulation, and Wattsonic doesn’t provide the DRED device for the customer. DRED wiring diagram (hybrid inverter) as below:...
  • Page 50 RCR (Ripple Control Receiver) interface is special reserved for Germany and some other European country according to their safety regulation, and Wattsonic doesn’t provide the RCR device for the customer. In Germany and some European areas, a ripple control receiver is used to convert a power grid dispatching signal to a dry contact signal.

  • Page 51: Multifunction Relay

    The AC contactor should be placed between the inverter and the loads. Do not connect the load to DO port directly. The company of Wattsonic does not supply the contactor. Connect the load to the DO port of the inverter directly if the load is designed with a DI port.

  • Page 52: Generator Control

    7.7.9 Parallel system For advanced applications, please contact our after-sales department. For more installation and setup information about parallel systems, please contact Wattsonic. Testing to AS/NZS 4777.2:2020 for multiple inverter combinations has not been conducted. For the general version, the backup cannot connect Back-up in parallel.
  • Page 53 One battery bank cannot be connected to multiple inverters. One meter cannot be connected to multiple inverters. Different CTs cannot connect to the same line cable. The on-grid and back-up side cannot be connected to and generator directly. Back-up On-grid Generator The back-up side cannot be connected on-grid side Back-up...

  • Page 54: Pv String Connection

    7.8 PV string connection High voltage may be present in the inverter! Ensure all cables are voltage-free before performing electrical operations. Do not connect the DC switch and AC circuit breaker before finishing the electrical connection. PV Max. Input voltage is 950V without battery or 850V with battery. Otherwise, the inverter will be waiting. For best practice, ensure PV modules of the same model and specifications are connected in each string.

  • Page 55: Assembling The Pv Connector

    7.8.2 Assembling the PV connector Before assembling the DC connector, make sure that the cable polarity is correct. 1) Peel off the DC cable insulation sleeve for 7 mm. 2) Disassemble the connector in the accessory bag. 3) Insert the DC cable through the DC connector nut into the metal terminal and press the terminal with a professional crimping plier (pull back the cable with some power to check if the terminal is well connected to the cable).

  • Page 56: Installing The Pv Connector

    7.8.3 Installing the PV connector 1) Rotate the DC switch to the “OFF” position. 2) Check the cable connection of the PV string for polarity correctness and ensure that the open circuit voltage, in any case, does not exceed the inverter input limit of 1,000V. The input voltage is 950V without a battery or 850V with a battery;...

  • Page 57: Power Cable Of The Battery Connection

    If the conductor core of the battery cable is too small, which may cause poor contact between the terminal and the cable, please use the cable specified in the above table, or contact Wattsonic to purchase terminals of other specifications.
  • Page 58 3) Insert the battery cable through the battery connector nut into the metal terminal and press the terminal with a professional crimping plier (pull back the cable with some power to check if the terminal is well connected to the cable). 6-10 mm²...

  • Page 59: System Start And Stop

    7.10 System start and stop 7.10.1 Start the system 1. 1. Turn on the DC switch on the Master BMS. 2. Wait for more than 5 seconds. Wait 5S 3. Turn on the Wake Up switch. 4. The system starts successfully when the display shows correct system information.

  • Page 60: Emergency Stop Function

    7.10.3 Emergency stop function Wattsonic 6.0~20.0kW-3P hybrid inverter comes standard with an emergency stop function, and you can use this function by connecting an external switch to the fast stop interface if it is required in the installation place. The external switch isn't included in our accessory box.

  • Page 61: App Preparation

    2) Select the battery ID suitable for the battery that is installed. CT AUTO TEST FUNCTION Wattsonic hybrid inverter has the function of detecting the installation direction and phase sequence of CT. The system is installed, this function can be enabled on the APP for detection.
  • Page 62 SOC RESET FUNCTION When the inverter is turned on for the first time, the battery will be automatically charged to calibrate the battery SOC. After the battery is charged, this function will be turned off automatically. If you confirm it is unnecessary, you can manually turn off the function.

  • Page 63: Screen Operation

    Screen Operation When the inverter is turned on, the following interfaces will be displayed on the OLED display, and the OLED display allows the user to check various operation information and modify the settings of the inverter. If the parameter is a number, short press to change the number, long press to confirm the number and jump to the next number.

  • Page 64: General Setting

    9.2 General setting General Settings FM Version V1.xx.xx.xx.xx Check code System Info V1.00 xxxxxxxxxxxxxxx V1.xx.xx.xx.xx xxxxxx 2022-05-30 10:05:05 2022-05-30 10:05:05 2022-05-30 10:05:05 Fault Info Fault 1 Fault 2 Fault N RSSI <General> <General> <General> <General> DHCP Set DHCP Set IP Addr IP Addr 192.168.0.10 192.168.0.10...
  • Page 65 Inverter Display Abbreviation and Complete Name Reference Table Abbreviation Complete Name System Info System information FM Version Firmware version Series number Fault Info Fault information RSSI Received signal strength indicator DHCP Set Enable or disable DHCP functionality IP Addr If DHCP is turned off, set the static IP address Gateway Addr If DHCP is turned off, set the Gateway IP address Subnet Mask...

  • Page 66: Advanced Setting

    9.3 Advanced setting Advanced InPut Password Wait 1000 Settings Incorrect Verify Fail Wait Correct Verify OK <Advanced> <Advanced> <Advanced> <Advanced> The last page Safety Set Safety Set Safety Set Safety Set Safety Code 1S afety Code 2S afety Code N 50Hz Default <Advanced>...
  • Page 67 Previous Page <Advanced> <Advanced> <Advanced> OnGrid SOCProt OnGrid SOCProt OnGrid SOCProt <Advanced> <Advanced> OnGrid EndSOC OnGrid EndSOC 3 3 0 0 <Advanced> <Advanced> <Advanced> <Advanced> <Advanced> <Advanced> <Advanced> <Advanced> Unbalan.Output Unbalan.Output Unbalan.Output <Advanced> Auto Test CEI-021 <Advanced> <Advanced> <Advanced> <Advanced> System Maint.
  • Page 68 Inverter Display Abbreviation and Complete Name Reference Table Abbreviation Complete Name Safety Set Select the code that meet local regulatory requirements Battery_ID Set Select the battery model Work Mode Current work mode / work mode setting Export Limit On-grid export limit function switch Feed in Grid Set the percentage of the power that is allowed to feed to the grid Reactive Modes...

  • Page 69: Country Code (Safety Code) Setting

    Abbreviation Complete Name MaxOutputSet Select the maximum AC output power. Rated, Max. output power= Rated output power on the datasheet Overload, Max. output power= Max. output power on the datasheet Limit, Max. output power< Rated output power on the datasheet Export Control In the power export limit on mode, when the communication between the inverter and meter or the inverter and datalogger is interrupted, select the...
  • Page 70 Connect the AC cable, and auto test will start after the inverter is connected to the grid; see the operation steps below: Previous Page <Advanced> <Advanced> If Tested Auto Test Auto Test Wait CEI 0- 21 Record Wait <Advanced> Vac Set: 253.0V Time Set: 603 S Wait Wait...

  • Page 71: Reactive Power

    (over-excited) This mode can be enabled via the configuration software. Some locations, such as the AU and DE markets, have it activated by default. For information on changing default setpoints, please contact Wattsonic Technical Support at service@wattsonic.com. Descriptions of reactive power regulation modes:...

  • Page 72: Qt" Mode

    9.6.3 “Qt” mode In Qt mode, system rated reactive power is fixed, and the system injects reactive power according to the delivered reactive power ratio. The setting range of the reactive power ratio is 0–60% or 0–60%, corresponding to the capacities of inductive and capacitive reactive power regulation, respectively.

  • Page 73: Q(U)" Mode

    9.6.5 “Q(U)” mode The reactive power output of the inverter will vary in response to the grid voltage. “Q (U)” Mode Parameter Descriptions: Parameter Explanation Range QU_V1 Grid voltage limit at P1 on the Q(U) mode curve 80% ~ 100% QU_Q1 Value of Q/Sn at P1 on the Q (U) mode curve -60% ~ 0...

  • Page 74: Active Power

    9.7 Active power The active power output of the inverter varies in response to the grid voltage. It is enabled by default in some regions, such as AU, EU market. “P(U)” Mode is named "[b] Volt-watt mode" in AS/NZS 4777.2 Chapter 3.3 "Power quality response mode". “P(U)”...

  • Page 75: Grid Parameter

    Inverter can select Grid Code (Region/Safety Set) for grid protection via OLED display or monitoring platform.Please enter the password to Select Grid Code. To obtain the password, please contact Wattsonic. Once Grid Code have been selected at commissioning these settings will be locked from editing (unless with Password).

  • Page 76: Check Reactive And Active Modes

    Inverter can select Reactive and Active Modes(Power Quality Response Modes)via OLED display or monitoring platform. Please enter the password to check Reactive and Active Modes. To obtain the password, please contact Wattsonic. Once Reactive and Active Modes have been selected at commissioning these settings will be locked from editing (unless with Password).

  • Page 77: Set Grid Code, Reactive And Active Modes Setpoints

    9.9.5 Set grid code, reactive and active modes setpoints The inverter can set reactive and active modes (Power Quality Response Modes ) via OLED display or monitoring platform. The flow chart how to set on the OLED display is following. ①...
  • Page 78 ③ Click”No,enter the Full configuration”. ④ Enter “Protection Parameters” and “Grid Connection Parameter” menu under “Grid Connection Parameter” and adjust grid protection settings setpoints. User Manual...
  • Page 79 ⑤ Enter “Reactive Mode” menu under “Power Control” menu and set reactive mode setpoints. ⑥ Enter “Voltage related active power P(U)” menu and set active mode setpoints. User Manual...
  • Page 80 Please enter the password to adjust the setpoints of Grid Code,Reactive Modes and Active Mode. To obtain the password, please contact Wattsonic. Once the setpoints of Grid Code,Reactive Modes and Active Mode have been set at commissioning these settings will be locked from editing (unless with Password).

  • Page 81: Monitoring

    [QUICK USE GUIDE] attached to the accessory bag. 10.1.1 Cloud monitoring app Wattsonic inverter provides a monitoring port that can collect and transmit data from the inverter to the Wattsonic monitoring platform via an external monitoring device. Please refer to the product nameplate on the side of the enclosure to get the monitoring application.

  • Page 82: Bms Wi-Fl Configuration

    10.2 BMS Wi-Fi configuration Click on the network's name, which is the Prepare a laptop or smartphone and turn on same as the SN code of the BMS. the WLAN connection. Enter the default password: 12345678 After entering the page, click the Wi-Fi icon Choose the browser and to select your network’s name, and enter your enter 192.168.19.1...

  • Page 83: Troubleshooting

    Troubleshooting 11.1 Error message Grid operation standards design the Wattsonic 6.0–20.0 kW-3P series hybrid inverters to conform to the requirements of safety and EMC. The inverter had passed rigorous tests to ensure it ran sustainably and reliably before shipment. When a fault occurs, the corresponding error message will be shown on the OLED display, and in this case, the inverter might stop feeding into the grid.
  • Page 84 Error Message Description Solution GFCI Fault The inverter detects that the 1. Restart the inverter. ground leakage current exceeds 2. Check whether the PV panels, cables, and the limitation. connectors are waterlogged or damaged. 3. Seek help from the installer or manufacture. PV Over Voltage PV input voltage exceeds the Reduce the number of PV panels to make sure...
  • Page 85 Error Message Description Solution Relay Check Fail Self-checking of internal relay got 1. Use multimeter to measure the voltage failed. Neutral & ground cable are between N&PE cable on AC side. If the voltage in poor connection on AC side. is higher than 10V, which means the neutral or ground connection is abnormal.

  • Page 86: Inverter Maintenance

    Error Message Description Solution 1. Check whether there is an impact load on the back-up side and whether the load power The load power exceeds the range Inverter OF is too high. of its limit of inverter in off-gird mode 2.

  • Page 87: Battery Maintenance

    Keep unprofessional people away. A temporary alarm sign or barrier must be posted to keep the unprofessional person away while performing electrical connection and maintenance. Any Arbitrary replacement of internal components is forbidden. Please seek help from Stromherz for maintenance support. Otherwise, we will not take any responsibility. Please remember not to do the self-maintenance before being familiar with the proper instructions for the whole process.

  • Page 88: Appendix

    10 years or 10,000 cycles @90% DOD *Battery System Configuration Options[3.84kWh]: 154V/7.68kWh,230V/11.5kWh, 307V/15.3kWh, 384V/19.2kWh, 460V/23.0kWh, 537V/26.8kWh, 614V/30.7kWh. * Wattsonic reserves the right to modify the technical datasheet and apperance of the product in the cataloge without prior advice to the users. User Manual...

  • Page 89: Inverter Datasheets

    ** Max apparent power from the grid means the maximum power imported from the utility grid used to satisfy the backup loads and charge the battery; ***Wattsonic reserves the right to modify the technical datasheet and apperance of the product in the user manual without prior advice to the users.

  • Page 90: Contact Information

    • Date of the device • Fault code or name • A brief description of the problem China (HQ) Wuxi Wattsonic Energy Technology Co., Ltd Address: Floor 4 Building H1 NO.6 Jingxian Road, Xinwu District, Wuxi 214135, China Website: www.wattsonic.com Service Mail: service@wattsonic.com...

This manual is also suitable for:

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