If noncurrent-limiting overcurrent devices (standard molded-case circuit breakers) are to be installed in the main switchboard, breakers having adequate must be installed in the panelboards.
A)fault current
B)short-circuit ratings
C)interrupting ratings
D)fuses

Question

Quizplus · Accepted Answer

Circuit breakers must have adequate interrupting ratings to safely interrupt the maximum fault current that can occur at their location in the electrical system.

If Noncurrent-Limiting Overcurrent Devices (Standard Molded-Case Circuit Breakers) Are to Be