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Transformer OCPD - Pri. & Sec. Protection, Table 450.3(B)

Dave Gordon 49,181 lượt xem 4 years ago
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Sizing Transformer OCPDs on both Primary and Secondary sides using the Primary and Secondary Protection method. I reference NEC sub-sections 450.3(B), 240.6(A), and their tables. [Code references are from the 2020 NEC, but most will correspond with prior editions.]

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