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The wiring between current transformer and the charger is as follows:
The charger signal port "4" (RS485 signal A1) is connected with the "yellow" cable of current transformer;
The charger signal port "5" (RS485 signal B) is connected with the "green" cable of current transformer;
The charger signal port "6" (+ 12V) is connected with the "red" cable of current transformer;
The charger signal port "8" (GND) is connected with the "black" cable of current transformer;
If the grid system is single-phase, it can be connected with single-phase electricity meter or one current
transformer.
If the grid system is three-phase, it can be connected with smart electricity meter or three current transformers.
Examples of wiring between three-phase electricity meter and the charger are as follows:
Examples of wiring between current transformer and the charger are as follows:
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