GB 7251.2-1997
Replaced
T/QGCML 4950-2025
Active
Group standards
T/QGCML 4950-2025 Low-voltage intelligent power metering box production technical specification
T/QGCML 4950-2025 Low-voltage intelligent power metering box production technical specification
Price:
$ 20.00
Basic Information
Standard Code:
T/QGCML 4950-2025
Standard Type:
Group standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
-
ICS Name:
Low-voltage switchgear and controllers
Publish Date:
2025-06-26
Implement Date:
2025-07-11
Scope
Main technical content: This document specifies the terminology definitions, structural composition, technical requirements, test methods, inspection rules, marking, packaging, transportation, and storage of the production technology specifications for low-voltage smart energy metering boxes. This document is applicable to the production and inspection of low-voltage smart energy metering boxes.
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