SK EN 14451:2015

Pajisjet për të parandaluar ndotjet nga kthimi mbrapsht i ujit të pijshëm - Valvolat kundër vakumit në linjë DN 8 deri DN 80 - familja D, tipi A.

Devices to prevent pollution by backflow of potable water - In-line anti-vacuum valves DN 8 to DN 80 - Family D, type A

Asnjë informacion i shtuar.

This document specifies: a) field of application; b) requirements for in line anti-vacuum valves; c) dimensional, the physico-chemical properties and the properties of general hydraulic, mechanical and acoustic design of in-line anti-vacuum valves DN 8 to DN 80; d) test method and requirements for verifying these properties; e) marking and presentation; f) acoustics. This document specifies the characteristics of in-line anti-vacuum valves DN 8 to DN 80 that are suitable for use in drinking water systems at pressures up to 1 MPa (10 bar) and temperatures up to 65 °C and for 1 h at 90 °C.

SK EN 14451:2023 replaces SK EN 14451:2015 - 2021-12-15