MT 644-1997
Active
NB/T 10754-2021
Active
Industry standards-Energy
NB/T 10754-2021 Mine rectifier
NB/T 10754-2021 Mine rectifier
Basic Information
Standard Code:
NB/T 10754-2021
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:
2021-11-16
Implement Date:
2022-02-16
Pages:
12 pages
Scope
This document specifies the product models and meanings, technical requirements, test items and methods, inspection rules, marking, packaging, transportation, hoisting, and storage of rectifiers for mining use.
This document is applicable to rectifiers for mining use in explosion-proof environments in coal mines, with an AC voltage of 1,140 V or less and a power of 1,200 kW or less (hereinafter referred to as "rectifiers").
Development Information
Referenced Standards
GB/T 2423.4-2008 Environmental testing for electric and electronic products—Part 2:Test method—Test Db:Damp heat,cyclic(12 h+12 h cycle)
GB 3836.1-2010 Explosive atmospheres—Part 1:Equipment—General requirements
GB 3836.2-2010 Explosive atmospheres—Part 2:Equipment protection by flameproof enclosures "d"
GB 3836.3-2010 Explosive atmospheres—Part 3:Equipment protection by increased safety "e"
GB/T 4208-2017 Degrees of protection provided by enclosure(IP code)
GB/T 12325-2008 Power quality—Deviation of supply voltage
GB/T 12668.3-2012 Adjustable speed electrical power drive systems—Part 3:EMC requirements and specific test methods
GB/T 14048.1-2012 Low-voltage switchgear and controlgear—Part 1:General rules
GB/T 14549-1993 Quality of electric energy supply—Harmonics in public supply network
GB/T 15945-2008 Power quality—Frequency deviation for power system
GB/T 15543-2008 Power quality—Three-phase voltage unbalance
AQ 1043-2007 Mining Product Safety Mark Identification
MT/T 111-2011 Mining explosion-proof low-voltage AC vacuum electromagnetic starter。
MT/T 661-2011 Common Technical Requirements for Electrical Equipment for Coal Mine Underground Workings
MT/T 1099-2009 Mining frequency converter speed regulating device
JB/T 9689-1999 Traction substation rectifier unit
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