Siel Soleil SPX 200K, Руководство пользователя

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IV431E REV. 00 Issued: 2020/11/16 User Manual Soleil SPX 200K-250K Pag. 18 of 76 +FR
Figure2-12 RS485 communication (multiple inverters)
When there is only one inverter communicates via RS485, choose one of the two communication
interfaces to connect.
2.4.3 PLC Communication (Optional)
If the inverter is equipped with PLC communication, sub-array controller needs to be configured. The
output end of the inverter must pass through the isolation transformer and then be connected to grid,
as shown in Figure 2-13.
Inverter 1
Inverter 2
Sub-array
controller
PC
Isolation
transformer
Grid
RS485
Inverter N
Figure2-13 PLC communication connection
The setting of PLC communication address is the same as that of RS485, details please see 3.6.8 COM.
Communication Connection .
If PLC communication is configured, the AC cables can only be multi-core cable, single-core cable
cannot be used.