NEN EN 13433 : 2006
Current
The latest, up-to-date edition.
DEVICES TO PREVENT POLLUTION BY BACKFLOW OF POTABLE WATER - MECHANICAL DISCONNECTOR, DIRECT ACTUATED - FAMILY G, TYPE A
12-01-2013
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Nominal size
5 Designation
6 Symbolization
7 Physico-chemical characteristics
7.1 Materials
7.2 Nature of the materials
8 Design
8.1 General
8.2 Relief valve
8.3 Disconnection distance
9 Characteristics and tests
9.1 General
9.2 General tolerances
9.3 Expression of the results
9.4 Dimensional characteristics
9.5 Mechanical characteristics
9.6 Leaktightness characteristics
9.7 Hydraulic characteristics
10 Order of testing
11 Marking and technical documents
11.1 General
11.2 Marking
11.3 Technical documents
12 Presentation at delivery
Annex A (informative) Examples of presentation
of test results
Bibliography
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.