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V-TAC 11955 Instruction Manual Download Page 23

Installation 

18

Note: 

The meter only communicates with the host and does not 

communicate with the machine. Refer to chapters 4.3.5.

4.3.

3

1-2

4-5

6

7-8

PIN

Assignment

485-A2

/

RJ45 Plug

12345678

/

/

485-B2

3

1-2

4-5

6

7-8

PIN

Assignment

485-A2

/

RJ45 Plug

12345678

/

/

485-B2

3

1-2

4-5

6

7-8

PIN

Assignment

485-A2

/

RJ45 Plug

12345678

/

/

485-B2

485A

485B

Summary of Contents for 11955

Page 1: ...rting the installation and keep this manual handy for future reference If you have any another query please contact our dealer or local vendor from whom you have purchased the product They are trained...

Page 2: ...ack Up 4 Installation 4 1 Pre installation 4 1 1 Unpacking Package List 4 1 2 Product Overview 4 1 3 Mounting Location 4 2 Mounting 4 3 Electrical Connection 4 3 1 PV Connection 4 3 2 Battery Connecti...

Page 3: ...harging 5 3 9 Forced Charging 5 3 10 Forced Discharging 5 3 11 Protection Parameters 5 3 12 Power grid control 5 3 13 Multi machine in Parallel 5 3 14 Diesel Generator Setting Diese1 Gen Param 6 Power...

Page 4: ...rom materials 5 Do not touch the inverter enclosure when operating keep away from materials that may be affected by high temperatures that may be affected by high temperatures 6 Please ensure that the...

Page 5: ...nverter s housing may reach uncomfortably hot 60 C 140 F under high power operation Do not touch the inverter enclosure when operation Residual power discharge DC and AC power supply Important notes R...

Page 6: ...chased from the public grid and optimize self consumption Introduction 03 3 2 Operation Modes PV Array Grid Meter Hybrid Inverter Generator TV 3 2 1 SelfUse The SelfUse mode is for the regions with lo...

Page 7: ...ort customized energy to the grid Note Advance Setting Energy flow 3 2 2 ChgFst 3 2 3 SellFst The SellFst mode is suitable for the regions with high feed in tariff TV Energy flow 1 3 2 TV 1 2 Energy f...

Page 8: ...e battery is charged and discharged at the specified power In cmdChg mode within the battery power range the battery is charged and discharged at the specified power TV Energy flow 1 3 3 2 TV 1 2 Disc...

Page 9: ...battery are controlled by setting the AC power to reduce the peak load of the power grid The Time of Use mode is designed to reward customers who do their part to reduce demand on the electric grid p...

Page 10: ...ing PV Charge Mode 4 periods of time charge setting 4 periods of time charge setting TV Energy flow 2 1 TV Energy flow 2 1 3 AC Charging Note After select AC charge the AC will also charge the battery...

Page 11: ...ction 06 B Forced Discharging 4 periods of time discharge setting Energy flow TV 1 2 TV 1 2 C Forbidden Discharge 4 periods of time discharge setting the battery will be charged firstly TV Energy flow...

Page 12: ...ents are not missing or damaged Please contact your dealer directly for supports if there is any damage or missing components Package List Open the package please check the packing list shown as below...

Page 13: ...stallation Instructions Monitor Module Battery wire Security Screw 1 1 2 3 3 1 1 1 2 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 CT Communication Connectors DC Connector Battery Connector Mounting...

Page 14: ...suitable for inverter s weight and dimensions The ambient temperature should be within 25 60 between 13 F and 140 F The installation of inverter should be protected under shelter Do not expose the inv...

Page 15: ...d be installed vertically on the wall or lean back on plane with a limited tilted angle Leave the enough space around inverter easy for accessing to the inverter connection points and maintenance 15 0...

Page 16: ...Installation 11 4 2 Mounting Step 1 Step 3 Step 2 264mm 219mm 17mm Security screw...

Page 17: ...turer and provide installation and operation instructions separately Communication Adapter pin assignment Grid Smart meter TV 12345678 No COM2 1 2 3 4 5 6 7 8 COM3 SGND TEP 485 A2 CANH_BAT1 CANL_BAT1...

Page 18: ...DC switch during wiring 4 3 1 PV Conne on The hybrid inverter has one two MPPT channels can be connected with one two strings of PV panels Please make sure below requirements are followed before conn...

Page 19: ...ssembly is correct Hybrid inverters are compatible with lithium battery For lead acid battery or batteries with other brands please confirm with local distributor or VTAC for technical support Note Se...

Page 20: ...tion Cross section 4 AWG Please make sure the battery polarities are correct Step 1 Rotate counterclockwise and remove mounting bracket screw nut Pass the battery wire with the correct polarity throug...

Page 21: ...16 Insert the battery wire into the corresponding terminal and lock it with a hexagon wrench Step 3 Insert the battery connector into the inverter if hear a click it means the battery connection is fi...

Page 22: ...N RS485 CAN RS485 Lithium CAN 485 4 1 3 5 6 8 PIN Assignment CANH_BAT1 T568B 12345678 CANL_BAT1 Pin123454678 Pin87654321 CAN RS485 Lithium Pin123454678 Pin87654321 BAT 485 7 1 6 8 PIN Assignment BAT 4...

Page 23: ...does not communicate with the machine Refer to chapters 4 3 5 4 3 3 1 2 4 5 6 7 8 PIN Assignment 485 A2 RJ45 Plug 12345678 485 B2 3 1 2 4 5 6 7 8 PIN Assignment 485 A2 RJ45 Plug 12345678 485 B2 3 1 2...

Page 24: ...ents for the On Grid AC breaker Connect breaker first before connecting emove insulation sleeve 11mm 0 5 inch length unscrew the bolts insert the AC input wires according to polarities indicated on th...

Page 25: ...nnects to EPS port should not exceed the inverter s EPS Max output power range Note The wiring terminals should be wrapped with insulation tape otherwise it will cause a short circuit and damage the i...

Page 26: ...are used to detect current power direction of the local load and the grid The output control function of the inverters will be activated based on the detected data Meter CT Install the CT Grid CT Mai...

Page 27: ...Installation 22 Install the Meter 1 2 3 4 5 6 7 8 Grid Inverter L N ACL ACN PIN Assignment PIN 3 8 1 2 485 B 485 A Grid Meter Main Breaker TV...

Page 28: ...and smart phone WIFI Ethernet GPRS RS485 communication is applicable to the inverter Please refer to Communication Configuration Instruction for detailed instruction Install the WIFI Ethernet GPRS RS4...

Page 29: ...ation 24 Step 2 Step 1 Turn on the DC switch and AC circuit breaker and wait until the LED indicator on the monitoring module flashes indicating that the monitoring module is successfully connected Wi...

Page 30: ...by The inverter is power off The inverter is feeding power The inverter is not feeding power Fault occurred No fault GRID Power Note Hold UP DOWN button can be rolling quickly Items No Items No 1 2 3...

Page 31: ...ct distributor for more details PV Info Bat Info Run Info Inv Info Grid Info Load Info EPS Info Tem Info Run Record Display Menu Running Param PV Mode Bat Param EMS Param Meter Param P Mode Q Mode Gri...

Page 32: ...Time 24 00 00 Sys Param Safty Com 50Hz Com 60Hz China Japan 50 Japan 60 US_240S US_240D US_208S US_208D Australia UK G99 UK G98 System parameters setting System parameters setting Safety Specification...

Page 33: ...ram Lithium Operating parameters setting 5 4 3 2 5 3 4 PV Mode NoPV Independent Parallel Run Param PV Mode Operating parameters setting 5 4 3 2 1 No PV connection 2 Independent and Parallel setting fo...

Page 34: ...m EMS Param EMS Mode Energy management system parameters setting Capacity range 0 1000Ah Operating parameters setting 5 4 3 2 Operating parameters setting 5 4 3 2 1 Self Use 2 Back Up 3 Selling First...

Page 35: ...per state of charge 2 Lower state of charge 3 Battery Overvoltage Threshold 4 Battery undervoltage threshold 5 Maximum charging current 6 Maximum discharge current Run Param EMS Param Chg Cmd Chg Pwr...

Page 36: ...charging can be set up to three time periods 5 3 8 AC Charging ACChg OFF MaxPpct 0 0 MaxSoc 0 0 TimOn1 00 00 TimOff1 00 00 TimOn2 00 00 TimOff2 00 00 TimOn3 00 00 TimOff3 00 00 AC Chg AC charging Run...

Page 37: ...power percentage 3 MinSoc Forced discharging max Soc 4 TimOn1 Forced discharging start time 1 5 TinOff1 Forced discharging end time 1 Forced charging Forced discharge 1 ForceChg Force charging enable...

Page 38: ...Leakage current detection 3 Ground detection 4 Voltage upper limit 5 Voltage upper limit time 6 Voltage lower limit 7 Voltage lower limit time 8 Frequency upper limit 9 Frequency upper limit time 10 F...

Page 39: ...5 4 3 2 Power grid control P Feed 100 0 P Feed 5000W 1 The inverter sends electricity to the power grid percentage 2 The inverter is sent to the power grid power 5 3 13 Multi machine in Parallel Com...

Page 40: ...m Diesel generator parameters Run Param Operating parameters setting 5 4 3 2 Addr 1 Baud 9600 P Enable ON Inv_Amout 2 6 M S Master Slave Addr 1 1 Address 2 Band rate 3 Parallel enable 1 Inverter paral...

Page 41: ...OFF 35 Diese1Gen GenEn ON TimeCtr1Em ON TimeDelay 0S StarSoc 20 0 EndSoc 80 0 TimOn1 00 00 TimOff1 00 00 TimOn2 00 00 TimOff2 00 00 TimOn3 00 00 TimOff3 00 00 Note Diesel generator enable and time con...

Page 42: ...ary please follow steps as below PV connection twice a year AC connection Grid and EPS twice a year Battery connection twice a year Earth connection twice a year Heat sink clean with dry towel once a...

Page 43: ...Check PV modules wires those wires are soaked or damaged and then carry out rectification if the fault occurs continuously and frequently please ask help for local distributors Pv1OverVoltFault Pv2Ov...

Page 44: ...lt Pv5AbnormalFault Pv6AbnormalFault Pv7AbnormalFault Pv8AbnormalFault Pv9AbnormalFault Pv10AbnormalFault Pv11AbnormalFault Pv12AbnormalFault Pv13AbnormalFault Pv14AbnormalFault Pv15AbnormalFault Pv16...

Page 45: ...y maybe can working as normal If this fault occurs continuously and frequently please ask help for local distributors Battery temperature sensor abnormal Check battery temperature sensor and connected...

Page 46: ...or not C02 GridUnbalanVoltFault Grid Voltage unbalanced The inverter will restart automatically when the grid three phase return to normal Check inverter connected with the grid connectors and wires...

Page 47: ...ff grid Fault DC Fault UpsOverPowerFault PV current over triggered by Software logic Power off power on then restart If those faults occurs continuously and frequently please ask help for local distri...

Page 48: ...bnormal when self checking Power off then restart Ref Chapter8 If those faults continuously and frequently please ask help for local distributors Bus voltage over Power off then restart Ref Chapter8 I...

Page 49: ...stributors F09 F10 F11 F12 F13 PLLFault GridRelayFault UpsRelayFault GenRelayFault Relay4Fault Generator current over F17 F18 F19 GenROverCurrFault GenSOverCurrFault GenTOverCurrFault Off grid output...

Page 50: ...local distributors G01 G02 G03 G04 G05 G06 G07 G08 G09 G10 G11 G12 G13 G14 G15 G16 G17 G18 G19 G20 G21 G22 G23 G24 PV1CurAdChanFault PV2CurAdChanFault PV3CurAdChanFault PV4CurAdChanFault PV5CurAdChanF...

Page 51: ...ributors G37 TempAdChanFault G25 G26 G27 G28 G29 G30 G31 G32 UpsSCurAdChanFault UpsTCurAdChanFault GenRCurAdChanFault GenSCurAdChanFault GenTCurAdChanFault UpsRDcvAdChanFault UpsSDcvAdChanFault UpsTDc...

Page 52: ...51 2 40 60 Li ion Lead acid etc 110 500 17 0 3 6 24 6 23 5 5 4 5 4 17 0 3 6 16 4 15 7 3 6 80 General Data Ground Fault Monitoring Enclosure Protect Level Max Input Power kW Max PV Voltage V MPPT Rang...

Page 53: ...dChan Warning I07 I08 ExtFlashComWarning EepromComWarning Flash abnormal Eeprom abnormal I10 I11 HmiComWarning FreqCalcConflictWarning HMI abnormal Frequency value abnormal I05 CoolingTempAdChan Warni...

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