標準號：BS EN 12953-9-2007
中文標準名稱：殼體鍋爐.鍋爐和附件限制裝置的要求
英文標準名稱：Shell boilers - Requirements for limiting devices of the boiler and accessories
標準類型：J98
發布日期：2007/8/31 12:00:00
實施日期：2007/8/31 12:00:00
中國標準分類號：J98
國際標準分類號：27.060.30
引用標準：EN 298-2003;EN 50156-1-2004;EN 60529-1991;EN 60664-1-2003;EN 60730-1-2000;EN 61000-4-2-1995;EN 61000-4-3-2006;EN 61000-4-4-2004;EN 61000-4-5-2006;EN 61000-4-6-1996;EN 61000-4-8-1993;EN 61000-4-11-2004;EN 61000-6-2-2005;EN 61508-3-2001
適用范圍：This European Standard specifies requirements for limiters (or limiting devices) which are incorporated intosafety systems for shell boilers as defined in EN 12953-1.A limiter (or limiting device) can be either:??a safety accessory as defined in the Pressure Equipment Directive, Article 1, clause 2.1.3, and needs toinclude the safety logic and final actuator, or??one element of a safety system, for example, a self-monitoring water level sensor used as part of a safetyaccessory as defined in the Pressure Equipment Directive, Article 1, clause 2.1.3. The overall boilerprotection function needs to be provided in association with additional safety logic (where appropriate)and a final actuator.The design requirements and examination of functional capability for the limiters are covered in this EuropeanStandard.For an explanation of the extent of the limiter (or limiting device) see Figure A.1.