The main for a panelboard may be either a(n) ________or a circuit breaker.
A) fuse
B) appliance
C) busbar
D) pole

Name: The main for a panelboard may be either a(n) ________or a circuit breaker. A) fuse B) appliance C) busbar D) pole
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A panelboard's main can be a fuse or a circuit breaker, both of which are used to protect electrical circuits by interrupting the flow of electricity in the event of an overload or short circuit.

The Main for a Panelboard May Be Either A(n) ________Or