EN 88-1:2022

Safety and control devices for gas burners and gas burning appliances - Part 1: Pressure regulators for inlet pressures up to and including 50 kPa

EN 13611:2019, Clause 1 applies with the following modification and addition:
Modification:
The 1st paragraph of EN 13611:2019, Clause 1 is replaced by:
This document specifies the safety, design, construction, and performance requirements and testing 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 regulators) for burners and appliances burning one or more gaseous fuels, hereafter referred to as “pressure regulators”.
This document is applicable to pressure regulators with declared maximum inlet pressures up to and including 50 kPa and of nominal connection sizes up to and including DN 250.
Addition:
This document is applicable to:
-   pressure regulators which use auxiliary energy;
-   pneumatic gas/air ratio pressure regulators, which function by controlling a gas outlet pressure in response to an air signal pressure, air signal differential pressure, and/or to a furnace pressure signal (zero pressure regulators are included as a special type of pneumatic gas/air ratio pressure regulators);
-   pneumatic gas/air ratio pressure regulators, which change an air outlet pressure in response to a gas signal pressure or a gas signal differential pressure.
This document is not applicable to:
-   pressure regulators connected directly to a gas distribution network or to a container that maintains a standard distribution pressure;
-   pressure regulators intended for gas appliances to be installed in the open air and exposed to the environment;
-   mechanically linked gas/air ratio controls;
-   electronic gas/air ratio controls (EN 12067 2:2022).
The 4th paragraph of EN 13611:2019, Clause 1 is removed.

Sicherheits- und Regeleinrichtungen für Gasbrenner und Gasgeräte - Teil 1: Druckregler für Eingangsdrücke bis einschließlich 50 kPa

Nach EN 13611:2019, Abschnitt 1 mit der folgenden Änderung und der folgenden Ergänzung:
Änderung:
Der 1. Absatz von EN 13611:2019, Abschnitt 1, wird durch Folgendes ersetzt:
Dieses Dokument legt die Sicherheits-, Auslegungs-, Konstruktions- und Leistungs¬anforderungen sowie die Prüfung von Druckreglern und pneumatischen Gas-Luft-Verbundreglern fest (Nulldruckregler sind als besonderer Typ von pneumatischen Gas-Luft-Verbundreglern eingeschlossen) für Brenner und Brennstoffgeräte für einen oder mehrere gasförmige(n) Brennstoff(e) oder flüssige Brennstoffe fest, die nachstehend als "Druckregler" bezeichnet werden.
Dieses Dokument gilt für Druckregler mit angegebenen höchsten Eingangsdrücken bis einschließlich 50 kPa und mit Anschlussnennweiten bis einschließlich DN 250.
Ergänzung:
Dieses Dokument ist anwendbar auf:
-   Druckregler, die elektrische Hilfsenergie benötigen;
-   pneumatische Gas-Luft-Verbundregler (Nulldruckregler sind als besonderer Typ von pneumatischen Gas-Luft-Verbundreglern eingeschlossen), die einen Gasausgangsdruck in Abhängigkeit von einem Luftsignaldruck, einem Luftsignal-Differenzdruck und/oder einem Feuerraumdrucksignal regeln;
-   pneumatische Gas-Luft-Verbundregler, die eine Änderung des Luftausgangsdrucks in Abhängigkeit von einem Gassignaldruck oder einem Gassignal-Differenzdruck regeln.
Dieses Dokument ist nicht anwendbar auf:
-   Druckregler, die unmittelbar an ein Gasverteilungsnetz oder an einen Behälter mit genormtem Verteilungsdruck angeschlossen sind;
-   Druckregler für Gasgeräte in Freiluftausführung, die Umwelteinflüssen ausgesetzt sind;
-   mechanisch verbundene Gas-Luft-Verbundregler;
-   elektronische Gas-Luft-Verbundregler (EN 12067-2:-).

Dispositifs de sécurité et de contrôle pour les brûleurs à gaz et appareils utilisant des combustibles gazeux - Partie 1 : Régulateurs de pression pour pression amont inférieure ou égale à 50 kPa

L’article 1 de la norme EN 13611:2019 s’applique avec la modification et l’addition suivantes :
Modification :
Le 1er paragraphe de l’article 1 de la norme EN 13611:2019 est remplacé par ce qui suit :
Le présent document spécifie les exigences en termes de sécurité, de construction, de fonctionnement et les essais des régulateurs de pression et des régulateurs pneumatiques de pression du rapport air/gaz (les détendeurs à pression atmosphérique sont inclus à titre de modèle spécial de régulateur pneumatique de pression du rapport air/gaz), destinés à équiper des brûleurs à gaz, des appareils à gaz et des dispositifs analogues, désignés par la suite par « régulateurs de pression ».
Ce document est applicable aux régulateurs de pression supportant des pressions amont maximales déclarées inférieures ou égales à 50 kPa, ayant un diamètre nominal de raccordement jusqu'à DN 250 inclus.
Addition :
Le présent document est applicable :
-   aux régulateurs de pression alimentés par une énergie auxiliaire ;
-   aux régulateurs pneumatiques de pression du rapport air/gaz, qui fonctionnent en délivrant une pression de gaz en sortie en réponse à un signal de pression d'air, à un signal de pression différentielle d'air et/ou à un signal de pression de combustion (les détendeurs à zéro sont inclus à titre de modèle spécial de régulateurs pneumatiques de pression du rapport air/gaz) ;
-   aux régulateurs de pression du rapport air/gaz qui font varier une pression d'air en sortie en fonction d'un signal de pression de gaz ou d'un signal de pression différentielle de gaz.
Le présent document ne couvre pas :
-   les régulateurs de pression raccordés directement au réseau de distribution de gaz ou à un récipient qui maintient une pression de distribution normalisée ;
-   les régulateurs de pression destinés à des appareils à gaz qui doivent être installés en plein air et exposés aux intempéries ;
-   les dispositifs de régulation du rapport air/gaz liés mécaniquement ;
-   les dispositifs électroniques de régulation du rapport air/gaz (EN 12067-2).
Le 4ième paragraphe de l’article 1 de la EN 13611 :2019 est supprimé.

Varnostne in nadzorne naprave za plinske gorilnike in plinske aparate - 1. del: Regulatorji tlaka za vstopne tlake do vključno 50 kPa

General Information

• Status: Withdrawn
• Publication Date: 11-Oct-2022
• Withdrawal Date: 12-Dec-2023
• ICS: 23.060.40 - Pressure regulators
• Technical Committee: CEN/TC 58 - Safety and control devices for burners and appliances burning gaseous or liquid fuels
• Drafting Committee: CEN/TC 58/WG 13 - Mechanics
• Directive: 2014/68/EU - Directive 2014/68/EU of the European Parliament and of the Council of 15 May 2014 on the harmonisation of the laws of the Member States relating to the making available on the market of pressure equipment
• Directive: 2016/426 - REGULATION (EU) 2016/426 OF THE EUROPEAN PARLIAMENT AND OF THE COUNCIL of 9 March 2016 on appliances burning gaseous fuels and repealing Directive 2009/142/EC
• Mandate: M/BC/CEN/86/6 - Standardization request to CEN concerning simple unfired pressure vessels
• Mandate: M/BC/CEN/89/6 - Standardization request to CEN concerning appliances burning gaseous fuels
• Ref Project: SIST EN 88-1:2022 - Safety and control devices for gas burners and gas burning appliances - Part 1: Pressure regulators for inlet pressures up to and including 50 kPa

Relations

• Replaces: EN 88-1:2011+A1:2016 - Pressure regulators and associated safety devices for gas appliances - Part 1: Pressure regulators for inlet pressures up to and including 50 kPa
• Effective Date: 19-Oct-2022
• Merged Into: EN 88-1:2022+A1:2023 - Safety and control devices for gas burners and gas burning appliances - Part 1: Pressure regulators for inlet pressures up to and including 50 kPa
• Effective Date: 18-Oct-2023

Standards Content (Sample)

SLOVENSKI STANDARD
01-december-2022
Nadomešča:
SIST EN 88-1:2011+A1:2016
Varnostne in nadzorne naprave za plinske gorilnike in plinske aparate - 1. del:
Regulatorji tlaka za vstopne tlake do vključno 50 kPa
Safety and control devices for gas burners and gas burning appliances - Part 1: Pressure
regulators for inlet pressures up to and including 50 kPa
Sicherheits- und Regeleinrichtungen für Gasbrenner und Gasgeräte - Teil 1: Druckregler
für Eingangsdrücke bis einschließlich 50 kPa
Dispositifs de sécurité et de contrôle pour les brûleurs à gaz et appareils utilisant des
combustibles gazeux - Partie 1 : Régulateurs de pression pour pression amont inférieure
ou égale à 50 kPa
Ta slovenski standard je istoveten z: EN 88-1:2022
ICS:
23.060.40 Tlačni regulatorji Pressure regulators
27.060.20 Plinski gorilniki Gas fuel burners
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EN 88-1
EUROPEAN STANDARD
NORME EUROPÉENNE
October 2022
EUROPÄISCHE NORM
ICS 23.060.40 Supersedes EN 88-1:2011+A1:2016
English Version
Safety and control devices for gas burners and gas burning
appliances - Part 1: Pressure regulators for inlet pressures
up to and including 50 kPa
Dispositifs de sécurité et de contrôle pour les brûleurs Sicherheits- und Regeleinrichtungen für Gasbrenner
à gaz et appareils utilisant des combustibles gazeux - und Gasgeräte - Teil 1: Druckregler für Eingangsdrücke
Partie 1 : Régulateurs de pression pour pression amont bis einschließlich 50 kPa
inférieure ou égale à 50 kPa
This European Standard was approved by CEN on 8 August 2022.

CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this
European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references
concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN
member.
This European Standard exists in three official versions (English, French, German). A version in any other language made by
translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management
Centre has the same status as the official versions.

CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia,
Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway,
Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Türkiye and
United Kingdom.
EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION

EUROPÄISCHES KOMITEE FÜR NORMUNG

CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels
© 2022 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN 88-1:2022 E
worldwide for CEN national Members.

Contents Page
European foreword . 4
Introduction . 6
1 Scope . 8
2 Normative references . 9
3 Terms and definitions . 9
4 Classification . 13
4.1 Classes of control . 13
4.2 Groups of control . 13
4.3 Classes of control functions . 14
4.4 Types of DC supplied controls . 14
5 Test conditions and uncertainty of measurements . 14
6 Design and construction . 14
6.1 General . 14
6.2 Mechanical parts of the control . 14
6.3 Materials . 16
6.4 Gas connections . 16
6.5 Electrical parts of the control . 16
6.6 Protection against internal faults for the purpose of functional safety . 16
7 Performance . 17
7.1 General . 17
7.2 Leak-tightness . 17
7.3 Torsion and bending . 17
7.4 Rated flow rate . 17
7.5 Durability . 18
7.6 Performance tests for electronic controls . 18
7.7 Long-term performance for electronic controls . 18
7.8 Data exchange . 18
7.101 Pressure regulator performance . 18
7.102 Pneumatic gas/air ratio pressure regulator performance . 25
8 Electrical requirements . 29
8.1 General . 29
8.2 Protection by enclosure . 29
8.101 Plug connections . 29
9 Electromagnetic compatibility (EMC) . 29
9.1 Protection against environmental influences . 29
9.2 Supply voltage variations below 85 % of rated voltage . 29
9.3 Voltage dips and interruptions . 29
9.4 Supply frequency variations . 29
9.5 Surge immunity tests . 30
9.6 Electrical fast transient/burst . 30
9.7 Immunity to conducted disturbances induced by radio frequency fields . 30
9.8 Immunity to radiated disturbances induced by radio frequency fields . 30
9.9 Electrostatic discharge tests . 30
9.10 Power frequency magnetic field immunity tests . 30
9.11 Harmonics and interharmonics including mains signalling at a. c. power port, low
frequency immunity tests . 30
10 Marking, instructions . 30
10.1 Marking . 30
10.2 Instructions . 31
10.3 Warning notice . 32
Annex A (informative) Abbreviations and Symbols . 33
Annex B (informative) Leak-tightness test for gas controls – volumetric method . 34
Annex C (informative) Leak-tightness test for gas controls – pressure loss method . 35
Annex D (normative) Calculation of pressure loss into leakage rate . 36
Annex E (normative) Electrical/electronic component fault modes . 37
Annex F (normative) Additional requirements for safety accessories and pressure
accessories as defined in EU Directive 2014/68/EU . 38
Annex G (normative) Materials for pressurized parts . 39
Annex H (normative) Additional materials for pressurized parts . 40
Annex I (normative) Requirements for controls used in DC supplied burners and
appliances burning gaseous or liquid fuels . 41
Annex J (normative) Method for the determination of a Safety Integrity Level (SIL) . 42
Annex K (normative) Method for the determination of a Peformance Level (PL) . 43
Annex L (informative) Relationship between Safety Integrity Level (SIL) and Peformance
Level (PL) . 44
Annex M (normative) Reset functions . 45
Annex N (informative) Guidance document on Environmental Aspects . 46
Annex O (normative) Seals of elastomer, cork and synthetic fibre mixtures . 47
Annex AA (informative) Typical pressure regulators and pressure regulator parts . 48
Annex BB (informative) Overview of requirements and test conditions (as given in 7.101),
and examples of performance curves for pressure regulators . 49
Annex ZA (informative) Relationship between this European Standard and the essential
requirements of Regulation (EU) 2016/426 aimed to be covered . 56
Bibliography . 59

European foreword
This document (EN 88-1:2022) has been prepared by Technical Committee CEN/TC 58 “Safety and
control devices for burners and appliances burning gaseous or liquid fuels”, the secretariat of which is
held by BSI.
This European Standard shall be given the status of a national standard, either by publication of an
identical text or by endorsement, at the latest by April 2023, and conflicting national standards shall be
withdrawn at the latest by October 2025.
Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. CEN shall not be held responsible for identifying any or all such patent rights.
This document supersedes EN 88-1:2011+A1:2016.
The following significant changes compared to the previous edition have been incorporated in this
document:
a) title changed to be aligned with the title of CEN/TC 58;
b) alignment with EN 13611:2019;
c) requirements from EU Directive 2014/68/EU were not adopted;
d) terms and
...