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1．应用范围本标准就电气设备的正压防爆结构特定条件，进行规定。本标准中未规定的，各防爆结构的通用要求，依照JISC0930之规定。各注1．本标准引用标准，如下：JISC0930电气设各的防爆结构总则；IEC529（1989）Degreesofprotectionprovidedbyenclosures（IPCode）2．与本标?
1. Scope of application This standard specifies the specific conditions of the positive pressure explosion-proof structure of electrical equipment. Not specified in this standard, the general requirements of the explosion-proof structure, in accordance with the provisions of JISC0930. Note 1. This standard reference standard, are as follows: JISC0930 electrical installation of the general principles of explosion-proof structure; IEC529 (1989) Degreesofprotectionprovidedbyenclosures (IPCode) 2. And this standard?