标准号:SIS SS EN 50 014-1987
中文标准名称:爆炸性危险气体环境电气设备一般要求
英文标准名称:Electrical apparatus for potentially explosive atmospheres - General requirements
发布日期:1987/9/15 12:00:00
实施日期:1999/12/31 12:00:00
适用范围:1.1 This European Standard contains the 'General requirements' for the construction and testing of electrical apparatus for use in potentially explosive atmospheres in order to ensure that such apparatus will not cause an explosion of the surrounding atmosphere. It is supplemented or modified by the following European Standards, concerning the specific standard types of protection:EN 50 015: Oil immersion 'o'EN 50 016: Pressurized apparatus 'p'EN 50 017: Powder filling 'q'EN 50 018: Flameproof enclosure 'd'EN 50 019: Increased safety VEN 50 020: Intrinsic safety 'i'1.2 The above European Standards and this European Standard are not applicable to the construction of electro-medical apparatus,exploders, test devices for exploders and for shotfiring circuits.1.3 Devices in which, according to the manufacturer's specifications, none of the values 1.2 V, 0.1 A, 20 mJ or 25 mW is exceeded need not be certified or marked.