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NS EN 1775 : 2ED 2007

Current
Current

The latest, up-to-date edition.

GAS SUPPLY - GAS PIPE WORK FOR BUILDINGS - MAXIMUM OPERATING PRESSURE LESS THAN OR EQUAL TO 5 BAR - FUNCTIONAL RECOMMENDATIONS
Published date

12-01-2013

Foreword
Introduction
1 Scope
2 Normative references
3 Definitions
      3.1 Definitions relating to pressures
      3.2 Definitions relating to the gas installation
      3.3 Definitions relating to means of isolation
      3.4 Definitions relating to jointing methods
      3.5 Definitions relating to fittings
      3.6 Definitions relating to tests
      3.7 Definitions relating to commissioning,
            operation and maintenance
      3.8 Definitions relating to assembling process for
            metallic materials
4 Design
      4.1 General
      4.2 Protection in case of fire
      4.3 Elements of pipework
      4.4 Installation
5 Construction
      5.1 Installation
      5.2 Pipework elements and jointing methods
      5.3 Entries through walls and floors
      5.4 Corrosion
      5.5 Means of isolation
      5.6 Regulators and meters
      5.7 Flexible appliance connectors
6 Testing
      6.1 General recommendations
      6.2 Recommendations relating to the safety of persons
            and property during testing
      6.3 Test fluids
      6.4 Test conditions
      6.5 Strength testing
      6.6 Tightness testing
      6.7 Additional tests during the admission of gas
7 Commissioning
      7.1 General
      7.2 Admission of gas
8 Operation and maintenance
      8.1 General
      8.2 Maintenance
      8.3 Abnormal situations
      8.4 Leak detection
      8.5 Work on operating pipework
      8.6 Purging from gas
Annex A (informative) Resistance to high temperatures
A.1 General
A.2 Procedure A
A.3 Procedure B
Annex B (informative) Construction of welded, brazed,
                       soldered joints and polyethylene
                       fusion joints
B.1 General
B.2 Welding of steel
B.3 Brazing and soldering of copper and copper alloys
B.4 Fusion jointing of polyethylene
Bibliography

Describes general recommendations for the design, construction, testing, commissioning, operation and maintenance of installation pipework; pipework between the delivery point of the gas and the inlet connection to the gas appliance.

DocumentType
Standard
PublisherName
Norwegian Standards (Norges Standardiseringsforbund)
Status
Current

Standards Relationship
EN 1775:2007 Identical
UNI EN 1775 : 2007 Identical
UNE-EN 1775:2008 Identical
BS EN 1775:2007 Identical
DIN EN 1775:2007-10 Identical
I.S. EN 1775:2007 Identical

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