美利体育登录入口官网:ANSI/IEEE C57.12.51:2008
容量501 kVA及以上,三相高压601 V至34500 V,低压208Y/120 V至4160 V通风干式电力变压器标准.一般要求
Standard for Ventilated Dry-Type Power Transformers, 501 kVA and Larger, Three-Phase, with High-Voltage 601 to 34500 Volts; Low-Voltage 208Y/120 to 4160 Volts - General Requirements