BS 4794-2 Sections 2.3 and 2.4:1977被替代
Specification for control switches (switching devices, including contactor relays , for control and auxiliary circuits, for voltages up to and including 1000 V a.c. and 1200 V d.c.). Contactor relays. Pilot switches
出版：British Standards Institution
專家解讀視頻
基本信息
標準編號： BS 4794-2 Sections 2.3 and 2.4:1977
發布時間：1977/10/31 0:00:00
標準類別：Standard
出版單位：British Standards Institution
標準頁數：0
標準簡介
Additional specific requirements for contactor relays and pilot switches (pressure switches, level switches, time switches, thermostats, etc).
標準備注
? British Standards Institution 2013
替代本標準的新標準
等同采用的國際標準
IEC 60337-2B - Identical
