Growatt SPF 10KT HVM, User Manual

Page 1: ...Off Grid Solar Inverter 4KW 12KW Version 1 4 User Manual...

Page 2: ...on 4 Mounting the Unit 4 Battery Connection 5 AC Input Output Connection 8 PV Connection 10 Communication Connection 11 Dry Contact Signal 11 Electrical Performance 12 Operation 15 Power ON OFF 15 Ope...

Page 3: ...only deep cycle lead acid type rechargeable batteries Other types of batteries may burst causing personal injury and damage 4 NEVER cause AC output and DC input short circuit Don t connect to the main...

Page 4: ...onsult with your system integrator for other possible system architectures depending on your requirements The WiFi GPRS module is a plug and play monitoring device to be installed on the inverter With...

Page 5: ...Indicator 6 Function Buttons 7 Negative Battery Terminal 8 Positive Battery Terminal 9 DC Fan 10 Dry Contact For AGS 11 USB Port 12 Wi Fi GPRS Device Port 13 BMS Port 14 RS485 Remote LCD Port Optiona...

Page 6: ...tall Do not mount the inverter on flammable construction materials Mount on a solid surface Install this inverter at eye level in order to allow the LCD display to be read at all times The ambient tem...

Page 7: ...Please follow below steps to implement battery connection 1 Assemble battery ring terminal based on recommended battery cable and terminalsize 2 Connect all battery packs as units requires It s sugges...

Page 8: ...rter 4 The other end of RJ45 insert to battery comm port Note if choosing lithium battery make sure to connect the BMS communication cable between the battery and the inverter You need to choose batte...

Page 9: ...2 is selected battery charge voltage and low DC cut off voltage can be set up in program 19 20 and 21 Lithium Only suitable when communicate with BMS The lithium battery BMS communication protocol opt...

Page 10: ...ion To reduce risk of injury please use the proper recommended cable size as below Suggested cable requirement for AC wires Model Gauge Torque Value 4KW 5KW 10 AWG 1 4 1 6 Nm 6KW 8KW 8 AWG 1 4 1 6 Nm...

Page 11: ...t s required to have enough time to balance refrigerant gas inside of circuits If a power shortage occurs and recovers in a short time it will cause damage to your connected appliances To prevent this...

Page 12: ...pen circuit Voltage Voc of PV modules not exceeds max PV array open circuit voltage of inverter 2 Open circuit Voltage Voc of PV modules should be higher than min batteryvoltage Solar Charging Mode IN...

Page 13: ...erformance Inverting Overload Capacity 1 For 100 Load 120 Fault Power off after 10 seconds 2 For 120 Load 300 Fault Power off after the 5 seconds Soft Start in Inverter Mode When the inverter is turne...

Page 14: ...in in Bulk charge until the absorption charge voltage is achieved Absorb Charging This is the second charging stage and begins after the absorb voltage has been reached Absorb charging provides the ba...

Page 15: ...float stage when the setting equalization interval battery equalization cycle is arrived or equalization is active immediately the controller will start to enter Equalize stage Equalize charging time...

Page 16: ...r 8 12KW models there are one DC fans and two AC fan The fans are designed to operate according to the following logic Condition Enter Condition Leave condition Fan Speed HEAT SINK TEMPERATURE T 40 10...

Page 17: ...ut power information 1 LCD display 2 Status indicator 3 Charging indicator 4 Fault indicator 5 Function buttons LED Indicator LED Indicator Messages Green Solid On Output is powered by utility in Line...

Page 18: ...level by 0 24 25 49 50 74 and 75 100 in battery mode and charging status in line mode These two signs indicate the charge priority SOLAR indicates solar first UTILITY indicate utility first SOLAR blin...

Page 19: ...overload Indicates the load level by 0 24 25 49 50 74 and 75 100 0 24 25 49 50 74 75 100 Mode Operation Information Indicates unit connects to the mains Indicates unit connects to the PV panel Indicat...

Page 20: ...ility will provide power to the loads as first priority Solar and battery energy will provide power to the loads only when utilitypower is not available SBU priority Solar energy provides power to the...

Page 21: ...cut off voltage can be set up in program 19 20 and 21 User Defined 2 Suitable for lithium battery when no communicating with BMS If US2 is selected battery charge voltage and low DC cut off voltage c...

Page 22: ...0V 58 0V Settable 48V model Lithium mode default 80 60 100 settable 14 Charger source priority To configure charger source priority If this off grid solar inverter is working in Line Standby or Faultm...

Page 23: ...20 Floating charging voltage If self defined is selected in program 5 this program can be set up 48V model default 54 0V 48 0V 58 4V Settable 21 Low DC cut off voltage If self defined is selected in p...

Page 24: ...rval Setting range is from 1 day to 30 days Increment of each click is 1 day 28 Equalization activated immediately Disabled Default Enable If equalization function is enabled in program 23 this progra...

Page 25: ...output voltage output frequency load percentage load in VA load in Watt DC discharging current main CPU Version and second CPU Version Setting Information LCD display Input voltage Output voltage Def...

Page 26: ...tage Load percent 92 Load in VA When connected load is lower than 1kVA load in VA will present xxxVA like below chart When load is larger than 1kVA 1KVA load in VA will present x xkVA like below chart...

Page 27: ...sent x xkW like below chart DC discharging current DC discharging current 128A Main CPU version checking Main CPU version 028 00 505 Secondary CPU version checking Secondary CPU version 029 00 409 Inv...

Page 28: ...pplied by PV still can charge batteries When utility grid connected no charging PV can charge Line Mode Priority for utility drive the loading solar priority charging Charging by PV energy The unit wi...

Page 29: ...g Indicator Warning Code Warning Event Audible Alarm Icon flashing 01 MPPT PCB Fan Abnormal Beep twice every second 03 High Battery Voltage Beep twice every second 04 Battery low voltage Battery SOC l...

Page 30: ...t is over 90 C Check if the air flow of the unit is blocked or the ambient temperature is too high Fault code 03 Battery is over charged Return to repair center The battery voltage is too high Check i...

Page 31: ...Input Low DC Cut Off Voltage Only Lead Acid Default load 20 42 0V 20 load 50 40 8V load 50 38 4V Based on Program 21 default 42 0V 40Vdc 48Vdc settable Low DC Warning Voltage Only Lead Acid Low DC Cut...

Page 32: ...t breaker MECHANICAL SPECIFICATIONS Dimensions W H D 540 360 218mm 650 380 225mm Net Weight kg 38 41 45 64 66 75 Gross Weight kg 43 45 50 84 86 94 OPERATING ENVIRONMENT Operation Temperature Range 0 C...