Growatt WIT 50-100K-US - Connecting Communication Cables; Battery Communication Connection

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Fig 6.7 BMS-AC terminal
Table 6.3 Definitions of BMS-AC terminal
BMS-AC terminal port definition
Number
Definition of signal
Note
1
L
Supply power to the BMS
2
N
3
PE
Grounding
NOTE:
1.Do not touch or remove the dustproof cover if the BMS-AC terminal is idle.
2.Reinstall the battery protective plate and the right cover plate after the cable connection is completed.
6.5 Connecting Communication Cables
6.5.1 Battery Communication Connection
The BMS-COM terminal of the WIT 50-100K-US Inverter is a 16-pin connector. The matching
male terminals are delivered with the package.
1. Connect the communication cables to the corresponding terminals as required. For details, see
Table 6.4;
2. Remove the dustproof cover from the BMS-COM terminal, insert the 16-pin terminal (the client
side) to the corresponding position, and ensure that it is tightly connected;