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ISO 23551-5:2023

(Main)

Safety and control devices for gas burners and gas-burning appliances — Particular requirements — Part 5: Manual gas valves

Safety and control devices for gas burners and gas-burning appliances — Particular requirements — Part 5: Manual gas valves

This document specifies safety, constructional and performance requirements for manual gas valves intended for use with gas burners and gas-burning appliances, hereafter referred to as "valves", unless otherwise specified. This document applies to the following types of manual gas valves: — manual gas shut-off valves; — gas burner valves; — appliance connector valves; — delta C valves. This document applies to valves for gas burners and gas-burning appliances of nominal connection size up to and including DN 100 that can be used and tested independently of these appliances using fuel gases, as natural gas, manufactured gas or liquefied petroleum gas (LPG) at inlet pressures up to and including 500 kPa. This document is not applicable to corrosive and waste gases. This document covers type testing only.

Dispositifs de commande et de sécurité pour brûleurs à gaz et appareils à gaz — Exigences particulières — Partie 5: Robinets de gaz manuels

General Information

Status
Published
Publication Date
17-Oct-2023
ICS
27.060.20 - Gas fuel burners
Technical Committee
ISO/TC 161 - Controls and protective devices for gas and/or oil
Drafting Committee
ISO/TC 161/WG 4 - Multifunctional Controls
Current Stage
6060 - International Standard published
Start Date
18-Oct-2023
Due Date
25-Dec-2022
Completion Date
18-Oct-2023
Ref Project

Relations

Revises
ISO 23551-5:2014 - Safety and control devices for gas burners and gas-burning appliances — Particular requirements — Part 5: Manual gas valves
Effective Date
02-Jun-2018

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ISO 23551-5:2023 - Safety and control devices for gas burners and gas-burning appliances — Particular requirements — Part 5: Manual gas valves Released:15. 03. 2023ISO 23551-5:2023 - Safety and control devices for gas burners and gas-burning appliances — Particular requirements — Part 5: Manual gas valves Released:15. 03. 2023
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ISO 23551-5:2023 - Safety and control devices for gas burners and gas-burning appliances — Particular requirements — Part 5: Manual gas valves Released:15. 03. 2023
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REDLINE ISO 23551-5:2023 - Safety and control devices for gas burners and gas-burning appliances — Particular requirements — Part 5: Manual gas valves Released:15. 03. 2023REDLINE ISO 23551-5:2023 - Safety and control devices for gas burners and gas-burning appliances — Particular requirements — Part 5: Manual gas valves Released:15. 03. 2023
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REDLINE ISO 23551-5:2023 - Safety and control devices for gas burners and gas-burning appliances — Particular requirements — Part 5: Manual gas valves Released:15. 03. 2023
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Standards Content (Sample)

FINAL
INTERNATIONAL ISO/FDIS
DRAFT
STANDARD 23551-5
ISO/TC 161
Safety and control devices for gas
Secretariat: DIN
burners and gas-burning appliances —
Voting begins on:
2023-03-29 Particular requirements —
Voting terminates on:
Part 5:
2023-05-24
Manual gas valves
Dispositifs de commande et de sécurité pour brûleurs à gaz et
appareils à gaz — Exigences particulières —
Partie 5: Robinets de gaz manuels
RECIPIENTS OF THIS DRAFT ARE INVITED TO
SUBMIT, WITH THEIR COMMENTS, NOTIFICATION
OF ANY RELEVANT PATENT RIGHTS OF WHICH
THEY ARE AWARE AND TO PROVIDE SUPPOR TING
DOCUMENTATION.
IN ADDITION TO THEIR EVALUATION AS
Reference number
BEING ACCEPTABLE FOR INDUSTRIAL, TECHNO-
ISO/FDIS 23551-5:2023(E)
LOGICAL, COMMERCIAL AND USER PURPOSES,
DRAFT INTERNATIONAL STANDARDS MAY ON
OCCASION HAVE TO BE CONSIDERED IN THE
LIGHT OF THEIR POTENTIAL TO BECOME STAN-
DARDS TO WHICH REFERENCE MAY BE MADE IN
NATIONAL REGULATIONS. © ISO 2023

---------------------- Page: 1 ----------------------
ISO/FDIS 23551-5:2023(E)
FINAL
INTERNATIONAL ISO/FDIS
DRAFT
STANDARD 23551-5
ISO/TC 161
Safety and control devices for gas
Secretariat: DIN
burners and gas-burning appliances —
Voting begins on:
Particular requirements —
Voting terminates on:
Part 5:
Manual gas valves
Dispositifs de commande et de sécurité pour brûleurs à gaz et
appareils à gaz — Exigences particulières —
Partie 5: Robinets de gaz manuels
COPYRIGHT PROTECTED DOCUMENT
© ISO 2023
All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may
be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on
the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address below
or ISO’s member body in the country of the requester.
RECIPIENTS OF THIS DRAFT ARE INVITED TO
ISO copyright office
SUBMIT, WITH THEIR COMMENTS, NOTIFICATION
OF ANY RELEVANT PATENT RIGHTS OF WHICH
CP 401 • Ch. de Blandonnet 8
THEY ARE AWARE AND TO PROVIDE SUPPOR TING
CH-1214 Vernier, Geneva
DOCUMENTATION.
Phone: +41 22 749 01 11
IN ADDITION TO THEIR EVALUATION AS
Reference number
Email: copyright@iso.org
BEING ACCEPTABLE FOR INDUSTRIAL, TECHNO-
ISO/FDIS 23551-5:2023(E)
Website: www.iso.org
LOGICAL, COMMERCIAL AND USER PURPOSES,
DRAFT INTERNATIONAL STANDARDS MAY ON
Published in Switzerland
OCCASION HAVE TO BE CONSIDERED IN THE
LIGHT OF THEIR POTENTIAL TO BECOME STAN-
DARDS TO WHICH REFERENCE MAY BE MADE IN
ii
  © ISO 2023 – All rights reserved
NATIONAL REGULATIONS. © ISO 2023

---------------------- Page: 2 ----------------------
ISO/FDIS 23551-5:2023(E)
Contents Page
Foreword .v
Introduction . vi
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
4 Classification . 3
4.1 Classes of controls . 3
4.2 Groups of controls . 3
4.3 Types of DC supplied controls . 3
4.4 Classes of controls functions . 3
5 Test conditions and tolerances .
...

© ISO 2019 – All rights reserved
ISO/DISFDIS 23551-5:20192023(E)
Date: 2023-03-10
ISO /TC 161/SC ##/WG #
Secretariat: DIN
Safety and control devices for gas burners and gas-burning appliances — Particular
requirements — Part 5: Manual gas valves
DIS stage
Warning for WDs and CDs
This document is not an ISO International Standard. It is distributed for review and comment. It
is subject to change without notice and may not be referred to as an International Standard.
Recipients of this draft are invited to submit, with their comments, notification of any relevant
patent rights of which they are aware and to provide supporting documentation.

---------------------- Page: 1 ----------------------
© ISO 2019 – All rights reserved
© ISO 2019,

---------------------- Page: 2 ----------------------
ISO/DISFDIS 23551-5:20192023(E)
© ISO 2023 Published in Switzerland
All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or
utilized otherwise in any form or by any means, electronic or mechanical, including photocopying,
or posting on the internet or an intranet, without prior written permission. Permission can be
requested from either ISO at the address below or ISO’s member body in the country of the
requester.
ISO copyright office
Ch. de Blandonnet 8 • CP 401
CH-1214 Vernier, Geneva, Switzerland
Tel. + 41 22 749 01 11
Fax + 41 22 749 09 47
copyright@iso.org
www.iso.org
iviv © ISO 20192023 – All rights reserved

---------------------- Page: 3 ----------------------
ISO/DISFDIS 23551-5:20192023(E)
Contents
Foreword . v
Introduction. vi
1 Scope . 1
2 Normative references . 1
3 Terms and definitions. 1
4 Classification . 3
4.1 Classes of controls . 3
4.2 Groups of controls . 3
4.3 Types of DC supplied controls . 3
4.4 Classes of controls functions . 3
5 Test conditions and tolerances . 3
6 Construction . 3
6.1 General . 3
6.2 Construction requirements . 3
6.3 Materials . 5
6.4 Connections . 6
6.5 Gas controls employing electrical components in the gas way . 7
6.6 Component parts . 7
6.7 Appliance connector valves . 9
7 Performance . 10
7.1 General .
...

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