• NEN EN 88-1 : 2011 + A1 2016

    Current The latest, up-to-date edition.

    PRESSURE REGULATORS AND ASSOCIATED SAFETY DEVICES FOR GAS APPLIANCES - PART 1: PRESSURE REGULATORS FOR INLET PRESSURES UP TO AND INCLUDING 50 KPA

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    Language(s): 

    Published date:  13-01-2013

    Publisher:  Netherlands Standards

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    Table of Contents - (Show below) - (Hide below)

    1 Scope
    2 Normative references
    3 Terms and definitions
      3.1 Pressure regulators
      3.2 Pressures
          3.2.1 General
          3.2.2 Pressure regulator pressures
      3.3 Pressure regulator flow rates
      3.4 Component parts
      3.5 Performance
    4 Classification
      4.1 Classes of pressure regulator
      4.2 Groups of pressure regulator
      4.3 Designation
    5 Units of measurement and test conditions
      5.1 Units of measurement
      5.2 Test conditions
    6 Construction requirements
      6.1 General
      6.2 Construction
          6.2.1 General
          6.2.2 Outlet pressure adjustment
          6.2.3 Resistance to pressure
      6.3 Materials
      6.4 Gas connections
      6.5 Seals for glands for moving parts
      6.6 Pressure test nipples
    7 Performance requirements
      7.1 General
          7.1.1 Requirements
          7.1.2 Test for compliance
      7.2 External leak tightness
      7.3 Test for external leak tightness
      7.4 Torsion and bending
      7.5 Torsion and bending tests
      7.6 Durability
      7.7 Pressure regulator performance
          7.7.1 General
          7.7.2 General test procedure
          7.7.3 Class A regulator performance
          7.7.4 Test for class A regulators
          7.7.5 Class B regulator performance
          7.7.6 Test for class B regulators
          7.7.7 Class C regulator performance
          7.7.8 Test for class C regulators
          7.7.9 Pressure drop requirements
          7.7.10 Pressure drop tests
          7.7.11 Durability of performance requirements
          7.7.12 Test for durability of performance
          7.7.13 Lock-up pressure
          7.7.14 Test for lock-up pressure
    8 Marking, installation and operating instructions
      8.1 Marking
      8.2 Installation, operating and servicing instructions
      8.3 Warning notice
    Annex A (informative) - Typical pressure regulators and pressure
            regulator parts
    Annex B (informative) - Use of ISO 7-1:1994 and EN ISO 228-1:2003
            threads for gas connections
    Annex C (informative) - Summary of requirements and test conditions
            C.1 Requirements
            C.2 Test procedure
    Annex ZA (informative) - Relationship between this European
             Standard and the Essential Requirements of EU Directive
             90/396/EEC
    Bibliography

    Abstract - (Show below) - (Hide below)

    Defines the safety, construction and performance requirements for pressure regulators and pneumatic gas/air ratio pressure regulators (zero pressure regulators are included as a special type of pneumatic gas/air ratio pressure regulator), intended for use with gas burners, gas appliances and similar use, hereafter referred to as 'pressure regulators'.

    General Product Information - (Show below) - (Hide below)

    Development Note Supersedes NEN EN 88. (12/2007) Supersedes NEN EN 12067-1 and NEN EN 12078. (05/2011) 2011 Edition Re-Issued in February 2016 & incorporates AMD 1 2016. (04/2016)
    Document Type Standard
    Publisher Netherlands Standards
    Status Current
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