Wiring

DI
Pin Terminal Signal Description
1
2
3
Communication interface for parallel operation
Pin Terminal Signal Description
1 CAN1H
2 CAN1L
3 GND
4 CAN2H
5 CAN2L
6 HS485+
7 HS485-
8 GND
9 GND
10 24V
11 24V
12 DI1
13 DI2
14 DO1
15 DO2
Voltage sampling
Pin Terminal Signal Description
1 LG1 measuring the voltage of the grid
2 LG2 measuring the voltage of the grid
3 LG3 measuring the voltage of the grid
4 NG1 measuring the voltage of the grid
5 L1
6 L2
7 L3
8 N
CT sampling
Pin Terminal Signal Description
1 S1-L1
2 S2-L1
3 S1-L2
4 S2-L2
5 S1-L3
6 S2-L3