Taiwan Provincial Standard of the People's Republic of China
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CNS 3423-1981
Scope
This standard stipulates the explosion-proof structure of high-pressure mercury lamps and appliances (fixed lamps only, hereinafter referred to as appliances) used alone or installed in machinery and equipment in gas and vapor hazardous locations in CNS 3376 General Principles of Explosion-proof Construction for Electrical Appliances, but does not include Mine and marine equipment. And the parts not listed in this regulation are based on CNS 3376 General rules for explosion-proof construction of electrical equipment for general use.
CNS 3423-1981 history
1981CNS 3423-1981 Explosion-Proof Construction for Equipment Sets of Mercury Arc Lamps