STN EN 14451
| Name: | STN EN 14451 |
| Validity: | Valid |
| Number of pages: | 23 |
| Language: |
EN
|
| Hard copy: | 14,10€ |
| Electronic version |
a) Only read (without ability to print and copy)
12,69€ b) Without ability to print, with ability to copy (printscreen) 14,10€ c) With ability to print and copy (printscreen) 18,33€ |
| Slovak title | Zariadenia na zamedzenie znečistenia pitnej vody spätným prúdením. Zavzdušňovacie ventily DN 10 až DN 50 vrátane. Skupina D, typ A |
| English title | Devices to prevent pollution by backflow of potable water - In-line anti-vacuum valves DN 10 to DN 50 inclusive - Family D, type A |
| Release Date: | 01. 11. 2020 |
| Date of withdrawal: | |
| ICS: | 13.060.20, 23.060.50 |
| Sorting character/National clasification code | 13 6520 |
| Level of incorporation: | idt EN 14451:2020 |
| Official Journal | 10/20 |
| Amendments | |
| Replaced by: | |
| Repleces: | STN EN 14451:2005-11 (13 6520) |
| Note in Official Journal: | |
| Subject of the standard: | This document specifies the field of application, the dimensional, the physico-chemical, the design, the hydraulic, the mechanical, and the acoustic characteristics of in-line anti vacuum valve family D Type A. This document covers in-line anti vacuum valve family D Type A, intended to prevent pollution of potable water by backflow, caused by backsiphoning only. It is applicable to in-line anti vacuum valve in denominations DN 10 up to DN 50. It covers in-line anti vacuum valve of PN 10 that are capable of working without modification or adjustment: - at any pressure, up to 1 MPa (10 bar); - with any pressure variation, up to 1 MPa (10 bar); - in permanent duty at a limited temperature of 65 °C and for maximum 1 h at 90 °C. It specifies also the test methods and requirements for verifying their characteristics, the marking and the presentation at delivery. |
| Preview: | Náhľad normy (PDF) |