GB 5590-1985
Replaced
T/QGCML 952-2023
Active
Group standards
T/QGCML 952-2023 Mining Explosion-proof and Intrinsically Safe Permanent Magnet High-voltage Vacuum Distribution Equipment
T/QGCML 952-2023 Mining Explosion-proof and Intrinsically Safe Permanent Magnet High-voltage Vacuum Distribution Equipment
Price:
$ 20.00
Basic Information
Standard Code:
T/QGCML 952-2023
Standard Type:
Group standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
-
ICS Name:
Electric equipment for use in explosive environments
Publish Date:
2023-06-21
Implement Date:
2023-07-06
Scope
Main technical content: This standard specifies the terms and definitions, models and basic parameters, technical requirements, test methods, inspection rules, marking, packaging, transportation, and storage of explosion-proof and intrinsically safe permanent magnet high-voltage vacuum distribution devices for mining. This standard is applicable to the production and inspection of high-voltage direct vacuum distribution devices for three-phase AC power supply systems with a rated voltage of up to 6KV and 10kV, a rated current of up to 1250A, and a rated frequency of 50Hz.
Development Information
Related Standards
GB 3836.9-1990
Replaced
GB 3836.9-1990 Electrical apparatus for explosive atmospheres Encapsulated electrical apparatus "m"
GB 3836.11-1991
Replaced
GB 3836.11-1991 Electrical apparatus for explosive atmospheres-Method of test for ascertainment of maximum experimental safe gap
GB 3836.12-1991
Replaced
GB 3836.12-1991 Electrical apparatus for explosive atmospheres—Classification of gases or vapours with air according to their maximum experimental safe gaps and minimum igniting currents
GB 3836.13-1997
Replaced
GB 3836.13-1997 Electrical apparatus for explosive gas atmospheres—Part 13:Repair and overhaul for apparatus used in explosive gas atmospheres
MT 703-1997
Replaced