MT 221-2005 Explosion-proof lamps for coal mines
time:
2024-08-08 08:50:06
- MT 221-2005
- in force
Standard ID:
MT 221-2005
Standard Name:
Explosion-proof lamps for coal mines
Chinese Name:
煤矿用防爆灯具
Standard category:
Coal Industry Standard (MT)
-
Date of Release:
2005-02-14 -
Date of Implementation:
2005-05-01
Standard ICS number:
Mining and mineral products>>Mining equipment>>73.100.20 Ventilation, air conditioning and lighting equipmentChina Standard Classification Number:
>>>>D9 Electrical>>Low Voltage Electrical Appliances>>K35 Explosion-proof Electrical Appliances
alternative situation:
MT 221-1991
Drafter:
Cao Guanghui, Gu Yuanting, Wang Caiyan, Li Longjiang, Xue ZhenggenDrafting Organization:
The Shanghai Branch of Tian Coal Research Institute was responsible for drafting, and the Shenyang Third Explosion-proof Lamp Factory and Zhejiang Huaxia Explosion-proof Electrical Co., Ltd.Focal point Organization:
Coal Industry Coal Mine Special Equipment Standardization Technical CommitteeProposing Organization:
China Coal Industry Association Science and Technology Development DepartmentPublishing Department:
National Development and Reform Commission
Description (Translated English) / downloadSkip to download
Summary:
This standard specifies the product classification, requirements, test methods, inspection rules, marking, packaging, transportation and storage of explosion-proof lamps for coal mines (hereinafter referred to as lamps). This standard applies to lamps used for lighting in underground working faces, tunnels, chambers and mobile equipment in coal mines with methane or coal dust explosion hazards, but does not apply to mining safety helmet lamps MT 221-2005 Explosion-proof lamps for coal mines MT221-2005 Standard download decompression password: www.bzxz.net
- Recommended standards
- GB/T 5009.108-2003 Determination of diethylstilbestrol in livestock and poultry meat
- JB/T 5862-1991 Performance test procedure for surface feedwater heaters for steam turbines
- GB/T 8762.1-1988 Determination of the total amount of rare earth oxides in fluorescent grade yttrium oxide and europium oxide - Disodium ethylenediaminetetraacetic acid volumetric method
- QB/T 1753.4-1993 轻机产品图样及设计文件规定编号原则
- JB/T 79.4-1994 Ring joint integral cast steel pipe flange
- GB/T 15937-1995 Technical provisions for frequency sharing between broadcasting services and mobile and fixed services in the VHF/UHF band
- QB/T 2374-1998 Disc type diatomaceous earth filter
- GB/T 4340.2-1999 Vickers hardness test for metals Part 2: Verification of hardness testers
- QB/T 2231-1996 General technical requirements for inflatable toys
- JB/T 8368.2-1996 Shell-type electric hammer drill
- JJG 310-2002 Filled System Thermometers
- GB 16320-1996 Maximum residue limits of phosmet in food
- QB/T 2203-1996 Drawing paper
- QB/T 3559-1999 Machine pressed glass
- HG/T 20572-1995 Unified regulations on the depth of content of water supply and drainage design construction drawings for chemical enterprises
Please remember: "bzxz.net" is the combination of the first letters of the Chinese pinyin of the four Chinese characters "standard download" and the international top-level domain name ".net". ©2024 Standard download websitewww.bzxz.net Mail：bzxznet@163.com