EN 54-22:2015/PRA1:2017
火灾探测和火灾报警系统.第22部分: 可重置线型热探测器 包含修改件PRA1,2017

Fire detection and fire alarm systems - Part 22: Resettable line-type heat detectors

被代替

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标准号

EN 54-22:2015/PRA1:2017

发布

2017年

发布单位

CEN - European Committee for Standardization

替代标准

EN 54-22:2015+A1:2020

当前最新

EN 54-22:2015+A1:2020

 

 

适用范围

Introduction This draft standard is based on European discussions in which the UK has taken an active part. Your contents on this draft are welcome and will assist in the preparation of the consequent British Standard. Comment is particularly welcome on national@ legislative or similar deviations that may be necessary. Even if this draft standard is not approved by the UK@ if it receives the necessary support in Europe@ the UK will be obliged to publish the official English Language text unchanged as a British Standard and to withdraw any conflicting standard.

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