GB 7251.2-1997
Replaced
T/ZZB 0177-2017
Active
Group standards
T/ZZB 0177-2017 AC contactor
T/ZZB 0177-2017 AC contactor
Price:
$ 20.00
Basic Information
Standard Code:
T/ZZB 0177-2017
Standard Type:
Group standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Control appliances
ICS Name:
Low-voltage switchgear and controllers
Publish Date:
2017-03-31
Implement Date:
2017-04-28
Scope
Main technical content: This standard specifies the terms and definitions of AC contactors (hereinafter referred to as contactors), basic requirements, product classification, characteristics, product information, normal use and transportation conditions, technical requirements, testing, quality commitments, etc. This standard applies to contactors with a frequency of 50Hz or 60Hz and a rated working voltage of no more than AC 1140V.
Development Information
Related Standards
GB/T 11022-1999
Replaced
GB/T 11022-1999 Common specifications for high-voltage switchgear and control gear standards
GB/T 18858.1-2002
Replaced
GB/T 18858.1-2002 Low-voltage switchgear and control gear Controller-device interface(CDIs)—Part 1:General rules
GB/T 18858.3-2002
Replaced
GB/T 18858.3-2002 Low-voltage switchgear and control gear—Controller-Device interface(CDI)—Part 3:Device Net
GB/Z 18859-2002
Replaced
GB/Z 18859-2002 Enclosed low-voltage switchgear and controlgear Assemblies—Guide for testing under conditions of arcing due to internal fault
GB 14048.4-2003
Replaced