In the boiler heating circuit, the main lugs connect to two -kcmil-per-phase conductors run to an 800-ampere switch.
A)200
B)400
C)500
D)600

Name: In the boiler heating circuit, the main lugs connect to two -kcmil-per-phase conductors run to an 800-ampere switch. A)200 B)400 C)500 D)600
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Question

Quizplus · Accepted Answer

The correct choice is 500 kcmil-per-phase conductors. According to the National Electrical Code (NEC) Table 310.16, 500 kcmil copper conductors are typically used for an 800-ampere switch.

In the Boiler Heating Circuit, the Main Lugs Connect to Two