China 'GB/T 14048.4-2020
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 14048.4-2020
Low-voltage switchgear and controlgear—Part 4-1: Contactors and motor-starters—Electromechanical contactors and motor-starters (Including motor protector) 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（含电动机保护器）
Issued Date:2020-09-29
Implemented Date:2021-04-01
Issued by:
The Standardization Administration of the People's Republic of China
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