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Quick User Manual 

 

2 Electrical Connection   

  

13

 

2.7 

 

STB5K Connection (Off-grid) 

The backup box is installed between the SUNGROW meter and the hybrid inverter. 

 

For the installation and the cable connection of STB5K, see the Quick 
Installation Guide delivered with the STB5K module. 

Sungrow meter

Home appliance

PV system

STB5K

Emergency appliance

SH5K

A

Meter 

link

Network 

meter

Main 

switch

Utility 

grid

Battery

 

Connecting the Power Cables 

 

Risk of inverter damage due to incorrect cable connection. Do not connect 
the grid power wires to LOAD terminals. 

A residual current device (RCD) should be required on the LOAD port of the 
backup box STB5K. 

Cross-section: 4 mm

²

, cable diameter: 10 mm–14 mm 

Connect terminals L1, N1 and PE to the grid, and connect terminals L4, N4 and PE to 
the AC terminals on SH5K. 

 

 

Содержание SH5K

Страница 1: ...SH5K QUEN Ver14 201708 Version 1 4 Quick User Manual SH5K Grid Connected Hybrid Inverter ...

Страница 2: ......

Страница 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 ...

Страница 4: ...II System Overview ...

Страница 5: ...III ...

Страница 6: ...IV ...

Страница 7: ...V ...

Страница 8: ...VI ...

Страница 9: ...VII ...

Страница 10: ...VIII ...

Страница 11: ...n 6 2 3 Grid Connection 7 2 4 PV Connection 8 2 5 Communication Connection 9 2 6 Battery Connection 10 2 7 STB5K Connection Off grid 13 2 8 DO Connection 14 2 9 DRED Connection 15 2 10 Retrofitting the Existing PV System 16 3 Commissioning 18 3 1 Button Function 18 3 2 Commissioning Procedure 19 3 3 Result Verification 25 4 Operation 28 4 1 Main Screen 28 4 2 Viewing the Fault Codes 29 4 3 LCD Men...

Страница 12: ...meters 33 4 6 Setting the Communication Parameters 34 5 Troubleshooting 35 5 1 Troubleshooting of LED Indicators 35 5 2 Troubleshooting of Faults 35 6 Appendices 44 6 1 Inverter Technical Data 44 6 2 STB5K backup box Technical Data 46 ...

Страница 13: ...ould 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 Flammable wall Flammable material or gas near the installation Closed Cabinet The shaded side of the building would be better ...

Страница 14: ...ltiple 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 D 70 mm ...

Страница 15: ...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 ...

Страница 16: ... Spring washer D Screw M5 x 12 mm 3 0 N m E Yellow green cable 6 10 mm2 copper wire or 10 16 mm2 aluminum wire 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 Meter to the Rail ...

Страница 17: ...de Phillips screwdriver 3 Ethernet Communication 4 DRM Demand response enabling device DRED Flat head screwdriver with an open end of 2 mm 5 DI Backup box STB5K 6 RS485 A1 B1 for the battery A2 B2 for the meter 7 120 ohM RS485 8 BAT_Temp Temperature sensor PT1000 Flat head screwdriver with an open end of 3 mm 9 BAT_Com CANH CANL Battery communication 10 DO1 Power management 11 DO2 Earth fault alar...

Страница 18: ...to the meter a Tighten the power supply wires to terminal 3 L and terminal 6 N b Tighten the RS485 wires to terminal 2 A and terminal 5 B c Place the 1 phase sensor around the phase wire L from the main switch The CT clamp of 1 phase sensor can be placed before or after the main switch Grid Load L N c a b Make sure that the 1 phase sensor is installed in the right direction the arrow on the sensor...

Страница 19: ...th 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 recommended specification 32 A between the inverter and the loads Make sure to disconnect the AC circuit breaker and secure it against reconnection before cable connection ...

Страница 20: ... the 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 cu...

Страница 21: ... 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 Use a TIA 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 ...

Страница 22: ...rmine whether it is installed firmly 3 Refer to the Quick User Manual delivered 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 Be sure to adhere to the following screw assembly sequence screw head spring washer fender washer OT terminal ...

Страница 23: ...battery from LG Sungrow GCL BlueSun Pylon US2000B or BYD Take out the CAN cable from the 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 ...

Страница 24: ... US2000A Cross section 2 0 5 mm cable diameter 3 mm 5 3 mm 2 6 4 Connecting the Temperature Sensor It is recommended that the PT1000 is connected to the inverter to sample the temperature of the lead acid battery or the external environment of the battery The temperature sensor is located next to the lead acid battery Cross section 1 0 mm cable diameter 3 mm 5 3 mm ...

Страница 25: ... appliance PV system STB5K Emergency appliance SH5K A Meter link Network meter Main switch Utility grid Battery Connecting the Power Cables Risk of inverter damage due to incorrect cable connection Do not connect the grid power wires to LOAD terminals A residual current device RCD should be required on the LOAD port of the backup box STB5K Cross section 4 mm cable diameter 10 mm 14 mm Connect term...

Страница 26: ...h 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 fault signal the relay closes the contact The relay remains triggere...

Страница 27: ... grid is 0 DRM2 The import power from the grid is no more than 50 of the rated power DRM3 The import power from the grid is no more than 75 of the rated power DRM4 The import power from the grid is 100 of the rated power but subject to the constraints from other active DRMs DRM5 The export power to the grid is 0 DRM6 The export power to the grid is no more than 50 of the rated power DRM7 The expor...

Страница 28: ...n be retrofitted to be a PV ESS with the addition of SH5K 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 SH5K 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 supp...

Страница 29: ...ower of the hybrid inverter rated power of the existing PV system For example retrofit an existing PV system rated power 3000 W with SH5K hybrid inverter rated power 5000 W The total export limit can be set from 3000 W to 8000 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 Inpu...

Страница 30: ...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 ...

Страница 31: ...3 1 for button operations and complete all initial settings according to the procedure in Fig 3 2 7 Check the icons on the main screen Refer to Tab 4 1 for the explanations 8 Check the state of LED indicators Tab 3 2 State Descriptions of LED Indicators LED Label LED State Description RUN On The inverter is running normally Blinking The inverter is in the process of starting Off Other states excep...

Страница 32: ...3 Commissioning Quick User Manual 20 Fig 3 2 Initial Settings ...

Страница 33: ...0 1 80 1 80 1 80 1 80 1 80 2 Vmin V 180 0 200 0 210 0 210 0 200 0 195 0 180 0 2 Time s 2 0 1 80 1 80 1 80 1 80 1 80 1 80 Over frequency 1 Fmax Hz 52 00 52 00 52 00 52 00 52 00 51 50 51 50 1 Time s 0 20 0 20 0 20 0 20 0 20 0 20 0 20 2 Fmax Hz 52 00 52 00 52 00 52 00 52 00 51 50 51 50 2 Time s 0 20 0 20 0 20 0 20 0 20 0 20 0 20 Under frequency 1 Fmin Hz 47 00 48 00 47 00 47 00 48 00 48 50 47 00 1 Ti...

Страница 34: ... 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 refer to the User Manual Battery parameters No Battery or Lead acid Narada option Li ion Sungrow option Li ion LG option 10 Set the battery capacity...

Страница 35: ... set to more than 65 A e g C 600 Ah 0 3C 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 Over Vtg Low Vtg 58 8 V 42 0 V Over Temp Low Temp 60 0 25 0 DChrgEndVtg Stop discharging at a v...

Страница 36: ...scharging 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 C is the capacity which refers to the maximum amount of charge that a battery can store Refe...

Страница 37: ... Installation and Connection of the Meter The CT clamp of 1 phase sensor can be placed before or after the main switch Before the verification proceed as follows Disconnect the DC switch between the inverter and the battery module Make sure that the L line and N line are connected to the right terminals For Incorrect Installation Position Make sure that the 1 phase sensor of the SUNGROW meter shou...

Страница 38: ... the LCD will be wrong Action LCD Display Explanation Method 1 Turn off all the household loads All the PV power generation should be exported to the grid as shown in the Correct figure Method 2 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 th...

Страница 39: ...er via the LCD menu Main Screen Press ENT Menu Press 1 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 i...

Страница 40: ...ad power will be displayed on the main screen in case of no SUNGROW meter installed Tab 4 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 process Only for lea...

Страница 41: ...insolation is sufficient and the PV connection is correct Whether the battery level is sufficient and the 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 4 2 Viewing the Fault Codes Viewing Current Fault For the icon or the Fault state on the main screen press to view the current faults Refer to 5 Trou...

Страница 42: ...r Manual 30 Fault Type Explanation BATF1 Battery faults BATF2 Viewing Fault Records Main Screen Press ENT Menu Press 5 Fault Record Press ENT Press to turn pages and view all fault records 4 3 LCD Menu Fig 4 1 LCD Menu Tree ...

Страница 43: ...e valid only for Australia Abbreviations Abbreviation Complete Abbreviation Complete Csmp Consumption Exp Export Chrg Charge Tot Total Bat Battery Tmp Temperature SOC State of Charge SOH State of Health Vtg Voltage Curr Current Stt State Inv Inverter Pwr Power Frq Frequency Cap Capacity DRM Demand respond mode Ver Version Ref Reference CSTVtgChrg Constant charging voltage MDCV Max discharging curr...

Страница 44: ...260 0V 2 Time 000 20s 2 Vmax 265 0V 1 Time 002 00s 1 Vmin 180 0V 2 Time 002 00s 2 Vmin 180 0V 1 Time 000 20s 1 Fmax 52 00Hz 2 Time 000 20s 2 Fmax 52 00Hz 1 Time 001 80s 1 Fmin 47 00Hz 2 Time 001 80s 2 Fmin 47 00Hz Tab 4 2 Descriptions of the country codes Country Code Full Name Language GB Great Britain English DE Germany German FR France French IT Italy Italian ES Spain English AT Austria German ...

Страница 45: ... 2 Fmax Grid over frequency 2 F 2 Time Grid over frequency 2 F tripping time Min F prot Under frequency protection 1 Fmin Grid under frequency 1 F 1 Time Grid under frequency 1 F tripping time 2 Fmin Grid under frequency 2 F 2 Time Grid under frequency 2 F tripping time 4 5 Setting the Protective Parameters Main Screen Press ENT Menu Press 2 Settings Press ENT Input password 111 Press ENT Settings...

Страница 46: ...h the default set point of 255 0 V and lies in range 244 V 258 V 4 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 The communication address ranges from 1 to 247 The IP sub net gateway DNS1 and DNS2 can be modified only when the DHCP is set to OFF Acquire the IP subnet mask gateway DNS1 ...

Страница 47: ... is not resolved 2 Perform troubleshooting according to the fault type on the LCD screen 3 If it cannot be resolved please contact SUNGROW 5 2 Troubleshooting of Faults When faults occur the Fault state will be shown on the main screen Press to view all the fault information For the battery fault codes if all the conditions are OK but the fault still occurs contact the distributor or the battery m...

Страница 48: ...ion 009 Grid under frequency default range 47 0 Hz 48 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 r...

Страница 49: ...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 ...

Страница 50: ...rent exceeds the protective value Wait 5 minutes for inverter recovery or restart the system 101 Grid over frequency default value 52 Hz Check the grid frequency 102 Grid under frequency default value 47 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 I...

Страница 51: ...09 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 communication fau...

Страница 52: ...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...

Страница 53: ...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...

Страница 54: ... 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...

Страница 55: ... 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...

Страница 56: ...cid 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 Nominal AC output power 4990 W Nominal AC output current 21 6 A Max AC output apparent power 5000 VA Max AC output current 21 7 A Max inrush current peak value duration 10 A 12 ms Max output fault current peak value duration 100 A 3 2 ms Max o...

Страница 57: ...F Ingress protection IP rating IP65 Night power consumption 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 Power management 1 x Digital output Earth fault alarm 1 x Digital output email buzzer inside Analogue i...

Страница 58: ... ambient temperature range 25 to 60 Power consumption 3 VA 2 W Dimensions W x H x D 220 mm x 230 mm x 90 mm Mounting method Wall mounting bracket Weight 2 6 kg The AC voltage ranges from 180 Vac to 250 Vac when the operating ambient temperature is 50 60 Meter Technical Data Nominal voltage 240 Vac Input voltage range 180 Vac 286 Vac Power consumption 2 W 10 VA Max operating current 100 A Grid freq...

Страница 59: ...g the products ignoring safety warnings and instructions contained in all documents relevant to the products installing or operating the products under incorrect safety or protection conditions altering the products or supplied software without authority the product faults due to operating attached or neighboring devices beyond allowed limit values and damage caused by the natural environment beyo...

Страница 60: ...oducts 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 and enhanced safety Contact Information Should you have any problems please contact us through the following information We will be more than happy to assist you Company Sungrow Power Supply Co Ltd Website www sungrowpower com Emai...

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