IEEE C57.15-1999 - IEEE Standard Requirements, Terminology, and Test Code for Step-Voltage Regulators
Standard Details
Electrical, mechanical, and safety requirements of oil-filled, single- and three-phase voltage regulators not exceeding regulation of 2500 kVA (for three-phase units) or 833 kVA (for single-phase units) are covered.
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Superseded by
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Historical Base Standard
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