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6 Troubleshooting

Quick User Manual

42

Code

Specification

Troubleshooting

protection.

connected to the grid. Charge has
stopped but discharge is allowed.
2. Wait a moment for system recovery.

733

Battery over-temperature
protection.

1. The inverter can normally be
connected to the grid but
charge/discharge has stopped.
2. Check the ambient temperature of the
battery location.
3. Wait a moment for system recovery or
restart the system.

734

Battery under-temperature
protection.

735

Battery
charging/discharging
over-current protection.

1. The inverter can normally be
connected to the grid but
charge/discharge has stopped.
2. Wait a moment for system recovery or
restart the system.

739

Battery under-voltage
protection.

1. The inverter can normally be
connected to the grid. Discharge has
stopped but charge is allowed.
2. Wait a moment for system recovery or
restart the system.

832

Battery FET fault or
electrical switch failure.

1. The inverter can normally be
connected to the grid but
charge/discharge has stopped.
2. Check the battery port voltage and the
battery communication cable
connection.
3. Force a shutdown and restart the
inverter and battery system.
4. Wait a moment for system recovery or
restart the system.

834

Battery
charging/discharging
over-current permanent
fault.

836

ID competing failure.

Restart the system, if the fault persists,
please contact SUNGROW for a solution.

837,
838

Battery internal faults.

1. The inverter can normally be
connected to the grid but
charge/discharge has stopped.
2. Check the cable connection of the
battery.
3. Try to restart the inverter and battery.

839

Mismatched software
version.

Contact SUNGROW for a solution.

844

Software self-verifying
failure.

Restart the system, if the fault persists,
please contact SUNGROW for a solution.

866

Battery precharge voltage
fault.

1. The inverter can normally be
connected to the grid but
charge/discharge has stopped.
2. Check the battery port voltage and the

867 Battery

under-voltage

fault.

868

Battery cell voltage

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Summary of Contents for SH3K6

Page 1: ...SH3 6_4 6K QUEN Ver12 201710 Version 1 2 Quick User Manual SH3K6 SH4K6 Grid Connected Hybrid Inverter ...

Page 2: ......

Page 3: ...duct development The information in this manual is subject to change without advance notice Make sure to read over fully understand and strictly follow the detailed instructions in the user manual and other regulations before installation Any violation could result in personal death injury or damage to the device The latest manual can be acquired at www sungrowpower com Contact Information Should ...

Page 4: ...II System Overview ...

Page 5: ...III ...

Page 6: ...IV ...

Page 7: ...V ...

Page 8: ...VI ...

Page 9: ...ion 7 2 5 Communication Connection 8 2 6 Battery Connection 10 2 7 DO Connection 12 2 8 Retrofitting the Existing PV System 13 2 9 Connecting to Interface Device for SPI Italy 15 3 Commissioning 16 3 1 Button Function 16 3 2 Commissioning Procedure 17 3 3 Result Verification 21 4 SolarInfo Moni App Configuration 26 4 1 App Operation Requirements 26 4 2 Installing the App 26 4 3 Visiting in Local A...

Page 10: ...untry Code 32 5 5 Setting the Protective Parameters 33 5 6 Setting the Communication Parameters 34 6 Troubleshooting 35 6 1 Troubleshooting of the Indicator 35 6 2 Troubleshooting of the Errors 35 7 Appendices 44 7 1 Inverter Technical Data 44 7 2 Meter Technical Data 46 ...

Page 11: ...ensions of the inverter The location should be convenient for installation cable connection and service The location should be not accessible to children The location should be away from flammable materials or gas and the environment should not be enclosed The shaded side of the building would be better ...

Page 12: ...d multiple installation 1 2 Installing the Inverter Install the inverter on the wall by means of the wall mounting bracket and the expansion plug sets The depth of the holes should be about 70 mm Be sure to adhere to the following screw assembly sequence self tapping screw spring washer fender washer wall mounting bracket ...

Page 13: ...nverter Be sure to connect this PE terminal to the PE bar for reliable grounding Fig 1 1 Second PE Terminal In no case shall the second PE connection substitute for the PE connection on the terminal block of AC connector Be sure to connect both PE terminals for reliable grounding The loss of any or all rights may follow if otherwise ...

Page 14: ...ire 1 4 Installing the Meter The SUNGROW meter should be installed next to the main switch It supports a 35 mm DIN rail installation as shown in the following figure Fig 1 2 Installing the Energy Meter to the Rail The single phase Energy Meter and the three phase Energy Meter are alternative in the delivery The meter figures in this document have been created for the three phase Energy Meter unles...

Page 15: ...s screwdriver 2 Ethernet Communication 3 DRM Local control for SPI Italy Flat head screwdriver with an open end of 2 mm 4 DI Reserved 5 RS485 A1 B1 for the battery A2 B2 for the meter Flat head screwdriver with an open end of 2 mm 6 120 Ohm RS485 7 BAT_Temp Temperature sensor PT1000 Flat head screwdriver with an open end of 3 mm 8 BAT_Com CANH CANL Battery communication 9 DO1 Power management 10 D...

Page 16: ...tion Guide for it Proceed as follows to connect the RS485 wires to the inverter When the length of RS485 cable is longer than 100 m push the 120ohM 2 switch to ON to ensure stable communication 2 3 Grid Connection Install an AC circuit breaker next to the AC output of the inverter Inverter Type Specification for AC Circuit Breaker SH3K6 20 A SH4K6 32 A Make sure to disconnect the AC circuit breake...

Page 17: ...he PV string and Earth and between the negative terminal of the PV string and Earth are larger than 200 kOhm The inverter will not function properly if the DC polarities are reversed Check the positive and negative polarities of the PV cells Cable Requirements Cross Section Cable Diameter Max Withstand Voltage Max Withstand Current 4 mm2 6 mm2 AWG12 AWG10 3 mm 6 mm 600 V Same as short circuit curr...

Page 18: ...ser Manual 8 2 5 Communication Connection 2 5 1 Ethernet Connection Connect the inverter to the PC through the Ethernet port to set up the Ethernet communication The Ethernet connection with a router is shown in the following figure ...

Page 19: ...A EIA 568B standard network cable with a diameter of 3 mm 5 3 mm Remove the cable jacket by 8 mm 15 mm and use the Ethernet crimper to crimp the cable Refer to 4 SolarInfo Moni App Configuration to use SolarInfo Moin App to view the inverter information ...

Page 20: ...d with the Wi Fi module to configure the Wi Fi 2 6 Battery Connection For the connections on the battery side see the manuals supplied by the battery manufacturer 2 6 1 Connecting the Power Cable A two pole DC circuit breaker with over current protection specification 100 V DC 100 A DC should be installed between the inverter and the battery module Be sure to adhere to the following screw assembly...

Page 21: ...packaging Lead the cable through the cable gland and tighten the wires to the corresponding terminals For GCL BlueSun BYD battery please cut through the green pin 6 and white green pin 3 wires from the CANH and CANL terminals to set up successful communication 2 6 3 Connecting the RS485 Cable The RS485 cable enables communication between the inverter and the Pylon Li ion battery US2000A Cross sect...

Page 22: ...r 3 mm 5 3 mm 2 7 DO Connection The inverter has two DO relays with different functions as follows DO1 Consumer load control Please choose the appropriate contactor according to the load power e g the contactor types of the 3TF30 series from SIEMENS 3TF30 01 0X The relay is activated once the conditions of the control mode are satisfied DO2 Earth fault alarm Once the inverter receives the earth fa...

Page 23: ...ition of SH3K6 SH4K6 The power generation from the existing PV inverter will be firstly provided to the loads and then charge the battery With the energy management function of the hybrid inverter the self consumption of the new system will be greatly improved Fig 2 2 Retrofitting the Existing PV System The existing PV inverter works as a load in the whole system but supply PV power to the energy ...

Page 24: ...wer 3000 W with the hybrid inverter SH4K6 rated power 4600 W The total export limit can be set from 3000 W to 7600 W The export power limit can also be set via the submenu of Zero export Proceed as follows to perform the settings Main Screen Press ENT Menu Press 2 Settings Press ENT Input password 111 Press ENT Settings Press 2 Zero export Press ENT According to the local regulations in Germany pl...

Page 25: ... SPI Function 1 Ethernet Remote control Receive external signal command to change the frequency protection parameters or shutdown the inverter See 2 5 1 Ethernet Connection for the cable connection 2 RefGen Com DRM0 Local control Shortly connecting the two terminals will change the frequency protection parameters 3 A1 B1 Receive external command to shutdown the inverter remotely See 2 6 3 Connecti...

Page 26: ...ration of the inverter Tab 3 1 Button Function Button Description For navigating up or increasing the setting value For navigating down or decreasing the setting value ESC For navigating to the left quitting the menu or canceling the settings ENT For navigating to the right or confirming a selection or settings Fig 3 1 Button Operations ...

Page 27: ...ll initial settings according to the procedure in Fig 3 2 7 Check the icons on the main screen Refer to Tab 5 1 for the explanations 8 Check the state of the indicator Tab 3 2 State Descriptions of the Indicator Colour State Description Green On The inverter is running normally Blinking The inverter is in the process of starting Off Other states except Running and Startup Refer to Tab 5 1 for stat...

Page 28: ...3 Commissioning Quick User Manual 18 Fig 3 2 Initial Settings ...

Page 29: ...OFF The reactive power regulation function is disabled The power factor PF is limited to 1 000 PF mode The inverter is capable of operating with fixed power factor The PF ranges from 0 8 leading to 0 8 lagging Leading the inverter is sourcing reactive power to the grid Lagging the inverter is sinking reactive power from the grid For the explanations of other modes see the User Manual in the CD Bat...

Page 30: ...he max charge or discharge is set to more than 65 A e g C 600 Ah 0 3 C 180 A then the inverter will limit the charge and discharge current to 65 A If the battery voltage or temperature is beyond the allowable range the related error codes will be triggered and the protection function will be activated to stop charging or discharging DChrgEndVtg Stop discharging at a voltage not lower than DChrgEnd...

Page 31: ...lower limit of battery voltage when discharging 42 0 V 26 V to 48 V Over Temp The upper limit of battery temperature 60 0 20 to 70 Low Temp The lower limit of battery temperature 25 0 30 to 10 CSTVtgChar The voltage of constant voltage charging 56 4 V 40 V to 63 V DChrgEndVtg The voltage at which the discharging is stopped 43 20 V 30 V to 53 V Battery usage enabled Weekend In the case of commissio...

Page 32: ...p of 1 phase sensor can be placed before or after the main switch The following figure shows the correct installation and connection of the three phase meter Fig 3 4 Correct Installation and Connection of the Three phase Meter Before the verification disconnect the DC switch between the inverter and the battery module ...

Page 33: ...ed on the LCD will be wrong Action LCD Display Explanation Turn off all the household loads All the PV power generation should be exported to the grid as shown in the Correct figure For Reverse Sensor Connection Make sure that the arrow on the 1 phase sensor must point away from the grid towards the load If otherwise the energy flow indicated on the LCD will be wrong Fig 3 5 Correct CT Installatio...

Page 34: ... Stop the inverter via the LCD menu and turn on the household loads All the load power consumption should be imported from the grid as shown in the Correct figure The reverse sensor connection will cause the communication fault 084 To clear the fault 084 please turn off the DC sources and then restart the system after reconnecting the sensor in correct direction 3 3 2 Battery Information After ini...

Page 35: ... ON OFF Press ENT Confirm your choice by pressing ENT 2 Reset the battery type and parameters Proceed as follows to enter the submenu Main Screen Press ENT Menu Press 2 Settings Press ENT Input password 111 Press ENT Settings Press 8 Battery Type Press ENT 3 Start the inverter via the LCD menu 3 3 3 System Time The correct system time is very important If there is deviation between the system time...

Page 36: ...800 480 2560 1440 960 540 960 640 1136 640 1334 750 1920 1080 System memory 512 MB Normal Net speed Higher than 40 kB s Distance between phone and WiFi module for local access Less than 150 m and no obstacles 4 2 Installing the App Download the SolarInfo Moni App and install it into your smart phone You can select the App version for iOS or Android For iOS Download SolarInfo Moni App at https itun...

Page 37: ...oid Use the scanning function of the Play Store or Explorer in your smart phone to scan the QR code to download and install the App 4 3 Visiting in Local Access Mode Do not name your router started with SG Otherwise you cannot find it The SN and password are displayed on the inverter nameplate Proceed as follows to use the SolarInfo Moni APP in Local Access mode 1 Enable the Wi Fi function of your...

Page 38: ...e router and complete the App registration Then you can visit SolarInfo Moni App in Login mode and view the information wherever you happen to carry the smart phone To perform the operations in this section be sure that your smart phone can access the Internet The e mail address will be used to receive relevant mails so it must be valid The username will be needed when you find the forgotten passw...

Page 39: ...d power nor the load power will be displayed on the main screen in case of no SUNGROW meter installed Tab 5 1 State Descriptions State Description Running After being energized the inverter tracks the PV arrays maximum power point MPP and runs with the combination of the energy management system This mode is the normal mode Maintain The system is running normally with the battery in maintenance pr...

Page 40: ...cable connection is correct If no anomaly is found disconnect the DC switch and main switch to restart If it still does not work contact SUNGROW 5 2 Viewing the Error Codes Viewing the Active Error For the icon or the Error state on the main screen press to view the active errors Refer to 6 Troubleshooting for the fault definition Refer to the following table for the fault type explanations Fault ...

Page 41: ...ror Record Press ENT Press to turn pages and view all error records 5 3 LCD Menu Fig 5 1 LCD Menu Tree 1 The power values indicated represent the average values during the time interval The energy yields displayed are indicative only For the actual yields please refer to the electric energy meter ...

Page 42: ...nverter Pwr Power Frq Frequency Cap Capacity DRM Demand response mode Ver Version Ref Reference CSTVtgChrg Constant charging voltage MDCV Max discharging current value DChrg Discharge MCCV Max charging current value Prot Protection Multi Multiple Comm Communication DChrgEndVtg Final discharg voltage Sys System En Enable 5 4 Setting the Country Code The country setting is protected with a password ...

Page 43: ...will be cleared and the inverter can start operating Power Ramp Rate the ramp up down rate of power variation The power rate limit mode is enabled ON by default Set to OFF to turn off the function The inverter will automatically disconnect from the grid within 3 s when the average voltage for a 10 min period exceeds the set point of 10 min Over Vtg Set to OFF to turn off the function Reconnection ...

Page 44: ...y when the grid frequency is above this value Power Ramp Rate The ramp rate of power variation 10 min Over Vtg Over voltage protection value of 10 min average voltage Reconnect Time For Italy only 5 6 Setting the Communication Parameters Main Screen Press ENT Menu Press 2 Settings Press ENT Input password 111 Press ENT Settings Press 7 Comm Param Press ENT Ethernet The communication address ranges...

Page 45: ... all of the above are OK please contact SUNGROW The indicator is lit red 1 A fault is not resolved 2 Perform troubleshooting according to the fault type on the LCD screen 3 If the fault persists please contact SUNGROW 6 2 Troubleshooting of the Errors When an error occurs the Error state will be shown on the main screen Press to view all the error information For the battery error codes if all the...

Page 46: ...on 009 Grid under frequency default range 47 5 Hz 49 5 Hz 010 Islanding Abnormal connection between the system and the grid 1 Check whether the AC circuit breaker is triggered 2 Check whether all the AC cables are firmly connected 3 Check whether the grid is in service 011 DC injection over current The DC injection of the AC current exceeds the upper limit Wait a moment for inverter recovery or re...

Page 47: ...verter is installed in sunlight or the ambient temperature of the enclosure exceeds 45 If not please contact SUNGROW for a solution 038 Relay fault on the grid side Wait 5 minutes for inverter recovery or restart the system 041 622 Leakage current sampling fault Wait 5 minutes for inverter recovery or restart the system 043 Inner under temperature fault The ambient temperature inside the inverter ...

Page 48: ...nt exceeds the protective value Wait 5 minutes for inverter recovery or restart the system 101 Grid over frequency default value 51 5 Hz Check the grid frequency 102 Grid under frequency default value 47 5 Hz 106 Earth fault Neither the PE terminal on the AC connection block nor the second PE terminal on the enclosure is reliably connected 1 Check whether there is a reliable grounding connection 2...

Page 49: ... system 309 Phase voltage sampling fault 312 DC injection sampling fault 315 PV1 current sampling fault 316 PV2 current sampling fault 317 PV1 MPPT current sampling fault 318 PV2 MPPT current sampling fault 319 System power supply failure fault 320 Leakage current CT self check fault 321 SPI communication failure Communication faults between the master DSP and the slave DSP 322 Master DSP communic...

Page 50: ...emporary BDC discharging over current fault 602 Clamping capacitor under voltage fault 1 Check the cable connection of the battery 2 Wait a moment for system recovery or restart the system 603 Temporary clamping capacitor over voltage fault Wait a moment for system recovery or restart the system 608 BDC circuit self check fault 612 BDC over temperature fault 1 Check and clean the heat sink 2 Check...

Page 51: ...inverter can normally be connected to the grid but charge discharge has stopped 2 Check the ambient temperature of the battery location 3 Wait a moment for system recovery or restart the system 708 Battery under temperature fault 711 Instantaneous battery over voltage 1 The inverter can normally be connected to the grid but charge discharge has stopped 2 Wait a moment for system recovery or restar...

Page 52: ... or electrical switch failure 1 The inverter can normally be connected to the grid but charge discharge has stopped 2 Check the battery port voltage and the battery communication cable connection 3 Force a shutdown and restart the inverter and battery system 4 Wait a moment for system recovery or restart the system 834 Battery charging discharging over current permanent fault 836 ID competing fail...

Page 53: ... over temperature warning 1 The inverter can normally connected be to the grid but charge discharge has stopped 2 Check the ambient temperature of the battery location 3 Wait a moment for system recovery or restart the system 934 Battery under temperature warning 935 Battery charging discharging over current warning 1 The inverter can normally be connected to the grid but charge discharge has stop...

Page 54: ...ery type Li ion battery Lead acid battery Battery voltage rated voltage range 48 V 32 V 70 V Max charging discharging current 65 A 65 A AC Input and Output Data Max AC input power 3000 W 3000 W Nominal AC output power 3680 W 4600 W Nominal AC output current 16 A 20 A Max AC output apparent power 3680 VA 4600 VA Max AC output current 16 A 20 A Max inrush current peak duration 10 A 12 ms 10 A 12 ms ...

Page 55: ... HF Ingress protection IP rating IP65 Power loss in night mode 1 W Operating ambient temperature range 25 to 60 45 derating Allowable relative humidity range 0 100 Cooling method Natural convection Max operating altitude 2000 m Display Graphic LCD Communication 2 x RS485 Ethernet Wi Fi optional CAN Analogue input PT1000 Power management 1 x Digital output Earth fault alarm 1 x Digital output email...

Page 56: ...crepancies cannot be excluded No guarantee is made for the completeness of these documents Please contact our company or distributors to get the latest version Guarantee or liability claims for damage of any kind are excluded if they are caused by one or more of the following items inappropriate use or installation of the products installing or operating the products in an unintended environment i...

Page 57: ... to a global customer base Our products include converters inverters battery chargers and other power supplies for distributable generation systems in both grid connected and stand alone applications The power rating of SUNGROW products covers from hundred watt to mega watt systems The vision of SUNGROW is to help our customers acquire stable and clean power with minimum cost maximum reliability a...

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