Low-voltage switchgear and controlgear, Part 4.1: Contactors and motor starters - Electromechanical contactors and motor-starters
低压开关设备和控制设备第4.1部分:接触器和电动机起动器机电式接触器和电动机起动器
Adopts IEC60947-4-1, Ed. 3.1 (2012) which applies to the types of equipment listed in 1.1.1 and 1.1.2 whose main contacts are intended to be connected to circuits the rated voltage of which does not exceed 1,000V a.c. or 1,500V d.c.