Minimum fire rating for materials used in housing a dry-type transformer rated over 112.5 kVA is 1 hour.

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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!

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Minimum fire rating for materials used in housing a dry-type transformer rated over 112.5 kVA is 1 hour.

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