GB 5590-1985
Replaced
T/ZZB 3568-2023
Active
Group standards
T/ZZB 3568-2023 Mining Explosion-proof and Essential Safety Electrical Control Box
T/ZZB 3568-2023 Mining Explosion-proof and Essential Safety Electrical Control Box
Price:
$ 20.00
Basic Information
Standard Code:
T/ZZB 3568-2023
Standard Type:
Group standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Explosion-proof electrical appliances
ICS Name:
Electric equipment for use in explosive environments
Publish Date:
2023-12-01
Implement Date:
2023-12-15
Pages:
17 pages
Scope
Main technical content: This document specifies the terms and definitions, types and basic parameters, working environment, basic requirements, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage, and quality commitments of explosion-proof and intrinsically safe electrical control boxes for mining (hereinafter referred to as electrical control boxes). This document is applicable to electrical control boxes used in coal mines with a rated frequency of 50Hz and a voltage of up to 1140V and below, which are used to directly or remotely start and stop, reverse and forward control three-phase squirrel-cage asynchronous motors, and at the same time, protect the motors and related circuits.
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