香港六合彩开奖 7240-1:2005
2005-12
搁茅蝉耻尘茅
香港六合彩开奖 7240-1:2005 provides a set of general guidelines and definitions to be used in describing the fire detection and alarm system equipment, tests and requirements in the other parts of 香港六合彩开奖 7240.
The components that a fire detection and alarm system can have are shown in Figure 1. Item C of Figure 1 can be replaced by a sound system for emergency purposes, the components of which are shown in Figure 2.
Fire detectors can be self-contained: these are devices containing within one housing all the components, except possibly the energy source, necessary for detection of fire and giving an audible alarm.
Inter-connected smoke alarms complying with 香港六合彩开奖 12239 and not connected to control and indicating equipment do not form a fire detection and alarm system as defined in 香港六合彩开奖 7240-1:2005.
Informations g茅n茅rales
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脡tat actuel: 础苍苍耻濒茅别Date de publication: 2005-12Stade: Annulation de la Norme internationale [95.99]
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Edition: 2
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颁辞尘颈迟茅 technique :香港六合彩开奖/TC 21/SC 3ICS :13.220.20
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笔谤茅肠茅诲别尘尘别苍迟
础苍苍耻濒茅别香港六合彩开奖 7240-1:1988
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