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An 8KWsc roof-mounted array is placed on a school building.

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An 8KWsc roof-mounted array is placed on a school building. The inverter is located within 1 ft, of the array boundary and has an integrated ac-and dc-disconnecting switch. The system is to be connected to a 400A load center, protected by a 400A main breaker. Which of the following MUST be included to meet NEC requirements?

A.

A rapid shutdown initiation device operating contractor within 1 ft, of the array to de-energize the dc subarrays

B.

A readily accessible dc disconnect with rapid shutdown initiation device permanently labeled

C.

An ac-disconnect label with the location of the rooftop dc-disconnect switch.

D.

A readily accessible ac-disconnecting switch, who location is identified on the system directory

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