Taiwan Provincial Standard of the People's Republic of China
Latest
CNS 5901-1980
Scope
This standard is applicable to mines, factories, ships and other places. It is mainly used for automatic interferometer flammable gas alarms among explosion-proof flammable gas alarms that can automatically detect the presence and concentration of methane and sound an alarm. (hereinafter referred to as the siren). Note 1. This standard may be applied when used to detect flammable gases other than methane. 2. The units and values within the {} symbol in this standard are in the International System of Units.