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Low-voltage switchgear and controlgear Part 4: Contactors and motor-starters - Section 2: AC semiconductor motor controllers and starters
出版:International Electrotechnical Committee

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基本信息
標(biāo)準(zhǔn)編號: IEC 60947-4-2 Ed. 1.0
發(fā)布時間:1995/11/8 0:00:00
標(biāo)準(zhǔn)類別:Standard
出版單位:International Electrotechnical Committee
標(biāo)準(zhǔn)頁數(shù):139
標(biāo)準(zhǔn)簡介
This standard applies to controllers and starters, which may include a series mechanical switching device, intended to be connected to circuits, the rated voltage of which does not exceed 1 000 V a.c.
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