Taiwan Provincial Standard of the People's Republic of China
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CNS 9820-1983
Scope
This standard applies to the addition of safe explosion-proof structures described in Section 4.4 of CNS 3376 General Principles of Explosion-proof Structure of General Electrical Appliances.
CNS 9820-1983 history
1983CNS 9820-1983 Increase Security Explosion-proof Construction of Electric Machineries and Apparatuses of General Use