This part of IEC 60947 applies to control and protective switching devices (or equipment) (CPS), the main contacts of which are intended to be connected to circuits of rated voltage not exceeding 1 000 V a.c. or 1 500 V d.c. CPSs are intended to provide both protective and control functions for circuits and are operated otherwise than by hand. They may also fulfill additional functions, such as isolation. Digital inputs and/or digital outputs contained in CPSs, and intended to be compatible with PLCs are covered by IEC 61131-2.
IEC 60947-6-2 Edition 2.1-2007由国际电工委员会 IX-IEC 发布于 2007-03。
IEC 60947-6-2 Edition 2.1-2007 在中国标准分类中归属于: K30 低压电器综合,在国际标准分类中归属于: 29.120.40 开关,29.130.20 低压开关装置和控制器。
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