【国外标准】 American National Standard Requirements for Sealed Dry-Type Power Transformers, 501 kVA and Larger, Three-Phase, with High-Voltage 601 to 34 500 Volts, Low-Voltage 208Y/120 to 4160 Volts

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IEEE/ANSI C57.12.52-1981
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标准简介

适用范围：

This standard is intended to set forth characteristics relating to performance, limited electrical and mechanical interchangeability, and safety of the equipment described, and to assist in the proper selection of such equipment. 1.2 This standard describes certain electrical and mechanical characteristics and takes into consideration certain safety features of 60-Hz, two-winding, three phase, sealed dry-type transformers rated 501 kVA and larger, generally used for step-down purposes. Specific… read more rating combinations are described in the range from 750 to 5000 kVA inclusive, with high-voltage 2400 to 34 500 volts inclusive and low-voltage 208Y/120 to 4160 volts inclusive. 1.3 This standard does not apply to other types of transformers, such as specialty, ventilated dry-type, pad-mounted dry type, liquid immersed, instrument, regulating, furnace, mine, and rectifier transformers. 1.4 When this document is used on a mandatory basis, the word "shall" indicates mandatory requirements, and the words read less

基本信息

标准号：
IEEE/ANSI C57.12.52-1981
标准名称：
American National Standard Requirements for Sealed Dry-Type Power Transformers, 501 kVA and Larger, Three-Phase, with High-Voltage 601 to 34 500 Volts, Low-Voltage 208Y/120 to 4160 Volts
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