
VIVConnections and OverviewFirmware UpgradingAC Connection 1.Slide the cable nut and back shell onto the cable.2.Insert the tripped end of each three wires into holes in the female insert, then tighten each screw.Cable size: 10 AWGtrip length52.5mm6mm55mmouter jacket
N
L
PE
5.Connect the AC plug to the inverter.4.Screw down the pressure screw.3.Screw down the threaded sleeve with pressure screw.- Screw the ground screw with Φ4 hexagon wrench shown as follow. - Overview for connection.- After checking all connections are correct, turn on the external DC /AC breakers.- Inverter will start automatically when PV panels generate enough energy. The LED will be blue and the LCD screen will display the main interface.- Turn on the DC switch to the “ON” position. 614.00408.01Firmware Upgradingtorque:3.0±0.3NmPH1 cross screwdriver;torque:0.8±0.1Nmtorque:1.5±0.2Nm
5 mm
1) Make sure the DC switch is off and the AC is disconnected with grid. Unscrew the waterproof lid of Upgrade port by straight screwdriver as the picture shows.2) Insert U-disk with upgrade package* into the USB port on the bottom of the inverter. Then turn on the DC switch or connect the PV connector.
U-disk
torque:1.5±0.2NmStraight screwdriverWaterproof lidFor the inverter with LCD, user can refer to the following:Ø3) When the user turns on all the switches, the LCD will show pictures as bellow.And at the same time, the user can choose the program you need by pressing short Up and Down , and long press “V” to confirm and upgrade the inverter.4) If the upgrade fails, please do not turn off the DC switch or disconnect the PV connector, just re-plug the USB again and continue to upgrade.* Please contact our service support to get the update package,and extract it into your U-disk. Do not modify the program file name ! Or it may cause the inverter not work anymore !
- Prepare the connector and the communication cable, following the PIN denition and assembly order bellow, then insert the cable into the corresponding 485 port of the inverter, and tighten the waterproof connector.
PIN
Definition
1
RefGen
4
Meter_A/
7
E_Stop
5
Meter_B/
8
GND_COM
2
Com/DRM0
3
GND_COM
6
X485_A485_B
torque:1.2±0.1Nm
18ARMDSPCancelOKUpdate(ARM)Updating----25%
Update(ARM)
>618.00207.00... ...ARMDSPUpdate(DSP)Updating----25%
Update(DSP)
>618.00205.00... ...