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DIN EN 14452-2005

饮用水防回流污染的安全装置 具有进气孔和活动件DN10-DN20的断流器 D类B型

Devices to prevent pollution by backflow of potable water - Pipe interrupter with atmospheric vent and moving element DN 10 to DN 20 - Family D, type B

适用范围:This European standard specifies the characteristics of pipe interrupters with atmospheric vent and moving element of nominal size DN 10 to DN 20 that are suitable for use in drinking water systems at pressures up to 1 MPa (10 bar) and temperatures up to 65 ?and for 1 h at 90 ?

实施日期: 2005-08-01

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