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* If the system has zero injection requirement, the EV-Charger must communicate with the inverter.
** When communicating with the inverter, it is recommended to use a two-core cable as the communication
cable since it is more waterproof. If users use eight-core cable as the communication cable, the white inverter
connector must be used to allow the system to work normally.
• Communication with Inverter
Home Scene:
EV-Charger
Grid
RCBO
OCPP1.6
Meter
AC
distribution
box
Electricity
meter,
bidirectional
OCPP Scene:
EV-Charger
Home
loads
PV array
Inverter
Grid
RCBO
CT/
Meter
AC
distribution
box
Electricity
meter,
bidirectional
Optional:
Inverter
connector
(white) **
• Installation and wiring steps
M4
1
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