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Chinese Standard: GB/T 24922-2010

Technical specifications of explosion-proof version electric valve actuators

全国阀门标准化技术委员会(SAC/TC 188)

本标准规定了隔爆型阀门电动装置(以下简称隔爆型电动装置)的术语和定义、技术要求、试验方法、检验规则、标志、包装和贮存。
本标准适用于防爆型式为d、类别为Ⅱ类,爆炸性气体混合物为A、B、C三级,允许最高表面温度为85 ℃(T6)~135 ℃(T4)的电动装置的设计、制造及检验。

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