UL 60947-4-1-2004
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.机电接触器和电动机起动器

Low-voltage switchgear and controlgear - Part 4-1: Contactors and motor-starters - Electromechanical contactors and motor-starters


 

 

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标准号
UL 60947-4-1-2004
发布
2004年
发布单位
美国保险商实验所
 
 
适用范围
Harmonizes as far as practicable all rules and requirements applicable to contactors and motor starters in order to obtain uniformity of requirements and tests throughout the corresponding range of equipment and to avoid the need for testing to different standards. This standard is intended to be used in conjunction with the Standard for Safety for Low-Voltage Switchgear and Controlgear - Part 1: General Rules, UL 60947-1, where applicable

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