Huawei LUNA2000-7-S1 User Manual page 69

LUNA2000-(7, 14, 21)-S1
User Manual
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Table 5-3 ETHERNET port definition
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2
Issue 01 (2024-03-27)
Label Definition
485A2 RS485A, RS485
differential signal+
485B2 RS485B, RS485
differential signal–
EN Enable signal+
GND Enable signal GND
PE Shield layer grounding
485A2 RS485A, RS485
differential signal+
485B2 RS485B, RS485
differential signal–
EN Enable signal+
GND Enable signal GND
CANH Extended CAN bus port
CANL Extended CAN bus port
Label Definition
ETHERNET1 Network cable
extension port
ETHERNET2
Copyright © Huawei Digital Power Technologies Co., Ltd.
5 Electrical Connections
Description
Connects to the RS485 signal
port+ of the inverter or the
ESS in parallel.
Connects to the RS485 signal
port– of the inverter or the
ESS in parallel.
Connects to the positive
enable signal terminal of the
inverter or the ESS in parallel.
Connects to the enable signal
GND of the inverter or the
ESS in parallel.
Shield layer grounding
Connects to the RS485 signal
port+ of the inverter or the
ESS in parallel.
Connects to the RS485 signal
port– of the inverter or the
ESS in parallel.
Connects to the positive
enable signal terminal of the
inverter or the ESS in parallel.
Connects to the enable signal
GND of the inverter or the
ESS in parallel.
Connects to the extended
CANH port of the ESS in
parallel.
Connects to the extended
CANL port of the ESS in
parallel.
Description
Reserved
63