UNI EN 14419 : 2009

Name: UNI EN 14419 : 2009
Brand: UNI

Superseded

View Superseded by

DISTRICT HEATING PIPES - PREINSULATED BONDED PIPE SYSTEMS FOR DIRECTLY BURIED HOT WATER NETWORKS - SURVEILLANCE SYSTEMS

Superseded date

08-09-2022

Published date

01-01-2009

Publisher

Ente Nazionale Italiano di Unificazione (UNI)

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Basic functional requirements
  4.1 Dependency of Manufacturer of pipe elements
  4.2 Performance
5 Manufacture of measuring elements
  5.1 General requirements
  5.2 Installation, assembly and operation
  5.3 Characteristics
  5.4 Reliability
  5.5 Maintenance
  5.6 Longitudinal tightness
  5.7 Marking of measuring elements
  5.8 Technical documentation
6 Manufacture of pipe elements with measuring elements
  6.1 General requirements
  6.2 Compatibility test
  6.3 Installation of measuring elements
  6.4 After pipe element manufacturing
  6.5 Measuring wires at free ends
  6.6 Tests
  6.7 QM-programme
  6.8 Technical documentation
7 Assembly of measuring elements in field
  7.1 Check upon receipt of pipe elements
  7.2 Extension of an existing measuring section
  7.3 Wiring design diagram
  7.4 Assembly work in joints
  7.5 Assembly check
  7.6 Test after finishing a measuring section
  7.7 Test and measurement during system operation
  7.8 Quality Control programme
  7.9 Technical documentation
Annex A (informative) Principal function
Annex B (informative) Principal parts of a measuring section
Annex C (normative) Technical documentation
Annex D (normative) Loop test by pipe Manufacturer
        D.1 General
        D.2 Conductor continuity test with an optical or
            acoustic signal
        D.3 Measuring ohmic resistance
Annex E (normative) High voltage test by pipe Manufacturer
Annex F (informative) Quality control programme
        F.1 General
        F.2 Quality control programme for Manufacturer of
            pipe elements with measuring wires
        F.3 Quality control programme for Contractor assembling
            the measuring elements in field
Annex G (normative) Loop test in field
Annex H (normative) Measuring of the electrical insulation
        resistance in field
Bibliography

Defines basic functional requirements for surveillance systems for district heating pipe systems, specific requirements for measuring elements and their installation within preinsulated bonded pipes, valves and fittings, and the field assembly of these measuring elements in pipe joints.

DocumentType	Standard
PublisherName	Ente Nazionale Italiano di Unificazione (UNI)
Status	Superseded
SupersededBy	UNI EN 14419:2019
Supersedes	UNI EN 14419 : 2004

Standards	Relationship
NEN EN 14419 : 2009	Identical
I.S. EN 14419:2009	Identical
SN EN 14419 : 2009	Identical
BS EN 14419:2009	Identical
DIN EN 14419:2009-07	Identical
NF EN 14419 : 2009	Identical
NBN EN 14419 : 2009	Identical
NS EN 14419 : 2009	Identical
EN 14419:2009	Identical
ONORM EN 14419 : 2009	Identical
DIN EN 14419 E : 2004	Identical
UNE-EN 14419:2009	Identical
DIN EN 14419:2004-03	Identical

EN 13941:2009+A1:2010	Design and installation of preinsulated bonded pipe systems for district heating
EN 61557-2:2007	Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 2: Insulation resistance
EN 488:2015	District heating pipes - Preinsulated bonded pipe systems for directly buried hot water networks - Steel valve assembly for steel service pipes, polyurethane thermal insulation and outer casing of polyethylene
EN 15632-1:2009+A1:2014 (edition 2)	District heating pipes - Pre-insulated flexible pipe systems - Part 1: Classification, general requirements and test methods
EN 448:2015	District heating pipes - Preinsulated bonded pipe systems for directly buried hot water networks - Fitting assemblies of steel service pipes, polyurethane thermal insulation and outer casing of polyethylene
EN 15698-1:2009	District heating pipes - Preinsulated bonded twin pipe systems for directly buried hot water networks - Part 1: Twin pipe assembly of steel service pipe, polyurethane thermal insulation and outer casing of polyethylene
IEC 61557-2:2007	Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 2: Insulation resistance
EN ISO 9001:2015	Quality management systems - Requirements (ISO 9001:2015)
EN 15632-4:2009	District heating pipes - Pre-insulated flexible pipe systems - Part 4: Bonded system with metal service pipes; requirements and test methods
EN 489:2009	District heating pipes - Preinsulated bonded pipe systems for directly buried hot water networks - Joint assembly for steel service pipes, polyurethane thermal insulation and outer casing of polyethylene
ISO 9001:2015	Quality management systems — Requirements
EN 253:2009+A2:2015	District heating pipes - Preinsulated bonded pipe systems for directly buried hot water networks - Pipe assembly of steel service pipe, polyurethane thermal insulation and outer casing of polyethylene