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NBN EN ISO 3822-3:1997现行

出版:Belgian Standards

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基本信息
标准编号: NBN EN ISO 3822-3:1997
发布时间:2010/1/1 0:00:00
标准类别:Standard
出版单位:Belgian Standards
标准页数:0
标准简介

Defines mounting and operating conditions for use for in-line valves and appliances for controlling of the flow, pressure or temperature of the water in water supply installations when measurement of of noise emission resulting from water flow is taken. Applies to in-line valves and appliances of maximum nominal size DN 32 and to systems where the maximum water flow rate is not in excess of 2 l/s. The procedures are for general use for all types of in-line valves of conventional design.

标准备注

Supersedes NBN ISO 3822 3 (11/2003)