GB/T 20936.3-2009
China national
standard english version:
GB
中华人民共和国国家标准
NATIONAL
STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 20936.3-2009
Electrical apparatus for the detection and measurement of flammable gases - Part 3: Performance requirements for group I apparatus indicating a volume fraction up to 100 % methane in air 可燃性气体探测用电气设备 第3部分:显示空气中甲烷体积含量至100%的I类探测器的性能要求
Issued Date:2009-04-21
Implemented Date:2009-11-01
Issued by:
The Standardization Administration of the People's Republic of China