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Chinese National Standard Category: Low-voltage distribution electrical equipment

English Title: Low-voltage switchgear and controlgear assemblies--Part 2: Particular requirements for busbar trunking systems(busways)
Chinese Title: 低压成套开关设备和控制设备 第二部分:对母线干线系统(母线槽)的特殊要求
Standard No.: GB 7251.2-1997
Category No.: K31
Issued by: China State Bureau of Technical Supervision
Issued on: 1997-01-02
Implemented on: 1998-10-1
Status: superseded
Superseded by:GB 7251.2-2006 Low-voltage Switchgear and Controlgear Assemblies - Part 2: Particular Requirements for Busbar Trunking Systems (Busways)
Superseded on:2007-3-1
Abolished on:2007-03-01
Superseding:ZB K 36002-1989
ZB K 36002-1989
Word Count:5500 words
Similar Standards: T/ZZB 016-2015   CNCA 01C-011-2007   SN/T 0996-2001   GB/T 29303-2012   T/ZZB 011-2015   GB/T 19214-2008   GB/T 4942.1-1985   SN/T 1431.2-2004   T/ZZB 0125-2016   SN/T 1030-2001   GB/T 7251.1-2013   GB/T 15092.2-2014   GB/T 9364.8-2023   GB/T 17701-2023   GB/Z 43030-2023   GB/T 19214.1-2023   GB/T 7251.2-2023   GB/T 7251.1-2023   GB/T 14048.23-2022   GB/T 29312-2022  
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