I have a job.
There is a panel, it include the 20A breaker feeds Fire smoke damper.
The upstream is 100A breaker.
This panel does not connect to generator.
Question: does 20A breaker required coordinate with upstream 100A breaker?
There is a panel, it include the 20A breaker feeds Fire smoke damper.
The upstream is 100A breaker.
This panel does not connect to generator.
Question: does 20A breaker required coordinate with upstream 100A breaker?