GB 7251.2-1997
Replaced
T/ZZB 0177-2022
Active
Group standards
T/ZZB 0177-2022 AC contactor
T/ZZB 0177-2022
Price:
$ 20.00
Basic Information
Standard Code:
T/ZZB 0177-2022
Standard Type:
Group standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Control appliances
ICS Name:
Low-voltage switchgear and controllers
Publish Date:
2022-07-01
Implement Date:
2022-08-01
Pages:
17 pages
Scope
Main technical content: This document specifies the basic requirements, product classification, characteristics, product information, normal operating conditions, technical requirements, test methods, inspection rules, packaging, transportation and storage, and quality commitments for AC contactors (hereinafter referred to as contactors). This document is applicable to contactors with a frequency of 50 Hz, 60 Hz, or 50/60 Hz, a rated working voltage of no more than 1,140 V AC, and a rated working current of up to 630 A.
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