I.S. EN 13785:2005
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
REGULATORS WITH A CAPACITY OF UP TO AND INCLUDING 100 KG/H, HAVING A MAXIMUM NOMINAL OUTLET PRESSURE OF UP TO AND INCLUDING 4 BAR, OTHER THAN THOSE COVERED BY EN 12864 AND THEIR ASSOCIATED SAFETY DEVICES FOR BUTANE, PROPANE OR THEIR MIXTURES
Hardcopy , PDF
English
01-01-2005
27-06-2013
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Dates of withdrawal of national standards are available from NSAI.
Foreword
1 Scope
2 Normative references
3 Terms and definitions
3.1 General terms and definitions
3.2 Terms and definitions concerning gas
3.3 Terms and definitions concerning pressures
3.4 Terms and definitions concerning rates
4 Types of regulators
4.1 Introduction
4.2 Regulators for installations where the final regulator
supplies a pressure specified in EN 437
4.3 Other regulators
5 Constructional characteristics
5.1 General
5.2 Materials
5.3 Special requirements
5.4 Mechanical strength
5.5 Soundness
5.6 Mechanical endurance
5.7 Resistance to humidity changes
5.8 Resistance to corrosion
6 Performance characteristics
6.1 General
6.2 Supply pressure and regulated pressure according to 4.2
6.3 Variable regulators
6.4 Regulators out of the pressures of EN 437
7 Test methods
7.1 General conditions
7.2 Verification of constructional characteristics
7.3 Verification of performance characteristics
8 Marking, packaging, instructions
8.1 General
8.2 Marking of the regulator
8.3 Packaging
8.4 Instructions for installation, use and maintenance
Annex A (normative) Special requirements for regulators
fitted with pressure or rate operated safety devices
A.1 Regulators fitted with an over-pressure relief
A.2 Regulators fitted with an over-pressure shut off safety
valve
A.3 Regulators fitted with an under-pressure shut off
safety device
A.4 Regulators fitted with an excess flow valve
A.5 Regulators fitted with a regulated pressure limiter
Annex B (normative) Special requirements for regulators
fitted with a thermal cut out
B.1 Definition
B.2 Constructional characteristics
B.3 Performance characteristics
B.4 Test methods
Annex C (normative) Special requirements for low pressure
regulators under extreme temperature conditions
(temperatures below -20 degrees C)
Annex D (normative) Method for measuring leaks at test
pressures less than or equal to 16 bar
D.1 Scope
D.2 Diagram of the test bench
D.3 Coefficient K
D.4 Measurement of the leak
D.5 Checks
Annex E (normative) Complementary test requirements for
non metallic thermoplastic or thermal setting
materials used in the construction of regulators
E.1 Scope
E.2 Materials
E.3 Special conditions for carrying out the tests mentioned
in the body of the document
E.4 Special requirements
E.5 Sampling and order of tests
Annex F (normative) Requirements for elastomeric reinforced
diaphragms
Annex G (normative) Inlet connections
Annex H (normative) Outlet connections
Annex I (informative) Test method for resistance to corrosion
I.1 Principle
I.2 Reagents
I.3 Apparatus
I.4 Test method
I.5 Results
Annex ZA (informative) Relationship between this European
Standard and the Essential Requirements of EU
Directive 90/396/EEC
Bibliography
Describes the constructional and operational characteristics, the safety requirements, test methods and the marking of regulators having a capacity of less than or equal to 100 kg/h, other than the regulators covered by EN 12864, for butane, propane or their mixtures, in the gaseous phase.
| DevelopmentNote |
2005 Edition Re-Issued in January 2009 & incorporates AMD 1 2008. (01/2009)
|
| DocumentType |
Standard
|
| Pages |
146
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Superseded
|
| SupersededBy |
| Standards | Relationship |
| NBN EN 13785 : 2005 + A1 2009 | Identical |
| EN 13785:2005+A1:2008 | Identical |
| NS EN 13785 : 2005 + A1 2008 | Identical |
| NF EN 13785 : 2005 + A1 2008 | Identical |
| DIN EN 13785:2010-05 | Identical |
| EN 13785:2005 | Equivalent |
| DIN EN 13785:2005-06 | Equivalent |
| NEN EN 13785 : 2005 + A1 2008 | Identical |
| BS EN 13785 : 2005 | Identical |
| BS EN 13785 : 2005 | Equivalent |
| UNE-EN 13785:2005 | Identical |
| ISO 7005-2:1988 | Metallic flanges — Part 2: Cast iron flanges |
| ISO 8434-1:2007 | Metallic tube connections for fluid power and general use — Part 1: 24 degree cone connectors |
| EN ISO 4892-3:2016 | Plastics - Methods of exposure to laboratory light sources - Part 3: Fluorescent UV lamps (ISO 4892-3:2016) |
| ISO 565:1990 | Test sieves — Metal wire cloth, perforated metal plate and electroformed sheet — Nominal sizes of openings |
| EN ISO 75-1:2013 | Plastics - Determination of temperature of deflection under load - Part 1: General test method (ISO 75-1:2013) |
| EN ISO 3166-1:2014 | Codes for the representation of names of countries and their subdivisions - Part 1: Country codes (ISO 3166-1:2013) |
| EN ISO 75-2:2013 | Plastics - Determination of temperature of deflection under load - Part 2: Plastics and ebonite (ISO 75-2:2013) |
| EN ISO 228-1:2003 | Pipe threads where pressure-tight joints are not made on the threads - Part 1: Dimensions, tolerances and designation (ISO 228-1:2000) |
| ISO 7-1:1994 | Pipe threads where pressure-tight joints are made on the threads — Part 1: Dimensions, tolerances and designation |
| EN 437:2003+A1:2009 | Test gases - Test pressures - Appliance categories |
| ISO 180:2000 | Plastics — Determination of Izod impact strength |
| ISO 4892-3:2016 | Plastics — Methods of exposure to laboratory light sources — Part 3: Fluorescent UV lamps |
| IEC 60695-11-10:2013 | Fire hazard testing - Part 11-10: Test flames - 50 W horizontal and vertical flame test methods |
| EN 13786:2004+A1:2008 | Automatic change-over valves having a maximum outlet pressure of up to and including 4 bar with a capacity of up to and including 100 kg/h, and their associated safety devices for butane, propane or their mixtures |
| EN 12164:2016 | Copper and copper alloys - Rod for free machining purposes |
| ISO 9227:2017 | Corrosion tests in artificial atmospheres — Salt spray tests |
| ISO 3166-1:2013 | Codes for the representation of names of countries and their subdivisions — Part 1: Country codes |
| EN 549:1994 | Rubber materials for seals and diaphragms for gas appliances and gas equipment |
| EN 12165:2016 | Copper and copper alloys - Wrought and unwrought forging stock |
| ISO 301:2006 | Zinc alloy ingots intended for castings |
| ISO 178:2010 | Plastics — Determination of flexural properties |
| ISO 228-1:2000 | Pipe threads where pressure-tight joints are not made on the threads — Part 1: Dimensions, tolerances and designation |
Access your standards online with a subscription
-
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.