本英国标准规定了符合BS 8458或BS 8489-1的细水雾系统中使用的开式和自动细水雾喷嘴的结构和性能要求，并给出了试验方法。 本英国标准不包括细水雾喷嘴的电气驱动。注1:BS 7273-3和BS 7273-5中涵盖了细水雾喷嘴的电气驱动。 注2:本标准中的所有压力数据均以bar1中的表压给出。交叉引用:BS 8458BS EN 60751BS EN 12259-1ISO 7-1BS EN ISO 228-1BS 8489-1BS EN ISO 9000BS EN ISO 9001BS 7273- 3BS 7273-5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 British Standard specifies requirements and gives test methods for the construction and performance of open and automatic watermist nozzles for use in watermist systems conforming to BS 8458 or BS 8489-1. This British Standard does not cover the electrical actuation of watermist nozzles.NOTE 1 Electrical actuation of watermist nozzles is covered in BS 7273-3 and BS 7273-5. NOTE 2 All pressure data in this standard are given as gauge pressures in bar1.Cross References:BS 8458BS EN 60751BS EN 12259-1ISO 7-1BS EN ISO 228-1BS 8489-1BS EN ISO 9000BS EN ISO 9001BS 7273-3BS 7273-5All current amendments available at time of purchase are included with the purchase of this document.