
【国外标准】 Flame proof air-break circuit breakers for voltages not exceeding 660 volts
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适用范围:
暂无
标准号:
BS 127:1923
标准名称:
Flame proof air-break circuit breakers for voltages not exceeding 660 volts
英文名称:
Flame proof air-break circuit breakers for voltages not exceeding 660 volts标准状态:
被代替-
发布日期:
1933-01-30 -
实施日期:
出版语种:
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