中華人民共和國國家標準
NATIONAL
STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB 14048.4-2010
Low-voltage switchgear and controlgear - Part 4-1: Contactors and motor-starters - Electromechanical contactors and motor-starters (Including motor protector) 低壓開關設備和控制設備 第4-1部分:接觸器和電動機起動器 機電式接觸器和電動機起動器(含電動機保護器)
Issued Date:2010-11-10
Implemented Date:2011-09-01
Issued by:
The Standardization Administration of the People's Republic of China