Accessories
4.3 Control and signaling accessories
3WA1 air circuit breaker
Equipment Manual, 02/2023, 92310000002-06
251
The ACT (Active) LED indicates whether the module is ready and the CUB (CubicleBUS²)
LED indicates whether communication is taking place via the CubicleBUS².
Module without power supply
Restricted operating mode
CubicleBUS
2
communication normal
No active CubicleBUS
2
nodes
For more information, refer to the operating instructions on the internet
(https://support.industry.siemens.com/cs/ww/en/view/109816036
).
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