Huawei LUNA2000 Series User Manual page 62

LUNA2000-(5-30)-S0
User Manual
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Connecting a Signal Cable (Cascading)
Prepare signal cable terminals for connecting the power control module.
Issue 01 (2020-09-18)
Label Definition
Enable+ Enable signal+/12V+
485A1 RS485B, RS485
differential signal+
485A2 RS485A, RS485
differential signal+
485B1 RS485B, RS485
differential signal–
485B2 RS485A, RS485
differential signal–
CANL Extended CAN bus port
CANH Extended CAN bus port
PE Shield layer grounding
Copyright © Huawei Technologies Co., Ltd.
5 Electrical Connection
Description
Connects to the enable signal of
the inverter and the positive
terminal of the 12 V power
supply.
Connects to the RS485 signal port
of the inverter.
Connects to the RS485 signal port
of the inverter.
Used for signal cable cascading in
battery cascading scenarios.
Used for signal cable cascading in
battery cascading scenarios.
Shield layer grounding
56