Taiwan Provincial Standard of the People's Republic of China
Latest
CNS 11779-1993
Scope
This standard applies to explosion-proof motors for mines and general use (hereinafter referred to as motors). 1.1 Mine motors are suitable for use in coal mines or mine pits where flammable gases or explosive coal dust exist. They can be used alone or attached to other mechanical devices. 1.2 General-use motors are suitable for use in places where there is a risk of explosion due to the presence of explosive gases in the general air.