GB 5590-1985
Replaced
MT/T 1289-2025
Active
Industry standards-Coal
MT/T 1289-2025 The energy efficiency limit value and energy efficiency level of explosion-proof submersible electric pump used in coal mines
MT/T 1289-2025 Minimum allowable value of energy efficiency and energy efficiency grades for explosion-proof submersible motor-pumps in coal mines
Price:
$ 29.00
Basic Information
Standard Code:
MT/T 1289-2025
Standard Type:
Industry standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Special equipment and supplies for coal mines
ICS Name:
Electric equipment for use in explosive environments
Publish Date:
2025-09-28
Implement Date:
2026-03-28
Pages:
12 pages
Scope
This document is applicable to explosion-proof submersible electric pumps with a supply voltage of 1,140V or lower in coal mines
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