A 45 kVA, 480 to 208Y/120-volt dry-type transformer is located in front of a plywood telephone equipment board attached to the wall. The minimum clearance from the transformer to this combustible wall covering is:

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Prepare for the Independent Electrical Contractors (IEC) Year 4 Exam. Access flashcards, multiple choice questions, and detailed explanations. Enhance your readiness and achieve your certification!

Multiple Choice

A 45 kVA, 480 to 208Y/120-volt dry-type transformer is located in front of a plywood telephone equipment board attached to the wall. The minimum clearance from the transformer to this combustible wall covering is:

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