本文件规定了气体安全切断装置的结构、功能、测试标记和尺寸要求以及文件: -入口压力不超过100巴，公称直径不超过DN 400；-工作温度范围为-20°C至+60°C； 使用EN 437中定义的第1和第2类燃气运行，根据EN 12186或EN 12279在调压站、输配网络以及商业和工业装置中使用。 除标题外，“气体安全切断装置”将在下文中称为“SSD”。 对于在符合EN 12186或EN 12279的调压站中使用的标准安全切断装置，附录ZA列出了指令2014/68/EU（PED）的所有适用基本安全要求。 交叉引用:ISO 7005-2:1998EN 60534-1:2005EN 13906-1:2013EN 13906-2:2013EN 1092-2:1997EN 13906-3:2014EN 334:2019EN 1092-1:2007+A1:2013EN 1092-3:2003EN 1759-4:2003EN 1759-1:2004EN 10204:2004EN 12186:2014EN 12279:2000EN 1092-4:2002EN 45020EN 14717EN ISO/IEC 17050-1EN ISO/IEC 17065:2012EN ISO 1400825437购买本文件时可获得的所有现行修订均包含在购买本文件中。

This document specifies constructional, functional, testing marking and sizing requirements and documentation of gas safety shut-off devices: — for inlet pressures up to 100 bar and nominal diameters up to DN 400;— for an operating temperature range from -20 °C to +60 °C; which operate with fuel gases of the 1st and 2nd family as defined in EN 437, used in the pressure regulating stations in accordance with EN 12186 or EN 12279, in transmission and distribution networks and also in commercial and industrial installations. "Gas safety shut-off devices" will hereafter be called "SSDs" except in titles. For standard safety shut-off devices when used in pressure regulating stations complying with EN 12186 or EN 12279, Annex ZA lists all applicable Essential Safety Requirements of Directive 2014/68/EU (PED).Cross References:ISO 7005-2:1998EN 60534-1:2005EN 13906-1:2013EN 13906-2:2013EN 1092-2:1997EN 13906-3:2014EN 334:2019EN 1092-1:2007+A1:2013EN 1092-3:2003EN 1759-3:2003EN 1759-4:2003EN 1759-1:2004EN 10204:2004EN 12186:2014EN 12279:2000EN 1092-4:2002EN 1349:2009EN 45020EN 14717EN ISO/IEC 17050-1EN ISO/IEC 17065:2012EN ISO 14024EN ISO 14025EN ISO 14021EN ISO/IEC 17025:2005EN ISO 6708EN ISO 9001EN 437All current amendments available at time of purchase are included with the purchase of this document.