MT 644-1997
Active
MT/T 947-2005
Active
Industry standards-Coal
MT/T 947-2005 Flameproofhith-Voltage cable coupling devices for coal mine
MT/T 947-2005 Flameproofhith-Voltage cable coupling devices for coal mine
Basic Information
Standard Code:
MT/T 947-2005
Standard Type:
Industry standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Special equipment and supplies for coal mines
ICS Name:
Other mining equipment
Publish Date:
2005-02-14
Implement Date:
2005-06-01
Pages:
9 pages
Development Information
Referenced Standards
GB 3836.1-2000 Electrical apparatus for explosive gas atmospheres—Part 1:General requirements
GB 3836.2-2000 Electrical apparatus for explosive gas atmospheres—Part 2:Flameproof enclosure “d”
GB 3836.3-2000 Electrical apparatus for explosive gas atmospheres—Part 3:Increased safety “e”
GB/T 11022-1999 Common specifications for high-voltage switchgear and control gear standards
GB/T 16927.1-1997 High-voltage test techniques Part 1:General test requirements
GB/T 2423.4-1993 Basic environmental testing procedures for electric and electronic products—Test Db:Damp heat, cyclic
MT/T 154.2-1996 The method for preparing product model numbers of coal mining electrical equipment and management measures
Related Standards
MT 646-1997
Abolished
MT 646-1997 Frictional metal prop
MT 668-1997
Replaced
MT 668-1997 Technical Conditions for Flame-Retardant Steel-Mesh-Core Conveying Belt for Coal Mines
MT 669-1997
Active
MT 669-1997 Technical condition of fire-resistant steel-cable conveyor-belt in coal mining
MT/T 154.7-1997
Active
MT/T 154.7-1997 Model designation of separating equipment for coal
MT/T 660-1997
Active