This standard stipulates the protection type of the motor, the use environment condition level parameters, technical requirements, test methods, inspection rules and signs, etc. This standard applies to rotating electrical machines for fixed use in tropical areas.
GB/T 12351-1990 history
2008GB/T 12351-2008 Environmental technical requirements of rotating electric machines for tropical use
1990GB/T 12351-1990 Enviromental technical requirements of rotating electric machines for tropical use