BS EN IEC 60947-4-1:2019废止
Low-voltage switchgear and controlgear. Contactors and motor-starters. Electromechanical contactors and motor-starters
出版：British Standards Institution
专家解读视频
This part of IEC 60947 is applicable to the following equipment: – electromechanical contactors and starters including motor protective switching device (MPSD); – actuators of contactor relays; – contacts dedicated exclusively to the coil circuit of this contactor or this contactor relay; – dedicated accessories (e.g. dedicated wiring, dedicated latch accessory); intended to be connected to distribution circuits, motors circuits and other load circuits, the rated voltage of which does not exceed 1 000 V AC or 1 500 V DC.
EN IEC 60947-4-1:2019 - Identical
EN IEC 60947-4-1:2019/AC:2021-04 - Identical
EN IEC 60947-4-1:2019 - Identical
IEC 60947-4-1:2018/COR1:2020 - Identical
EN IEC 60947-4-1:2019/AC:2020 - Identical
IEC 60947-4-1:2018/COR2:2021 - Identical
