BS IS0 23551-6:2021 BSl Standards Publication Safety and control devices for gas burners and gas- burning appliances - Particular requirements Part 6: Thermoelectric flame supervision controls bsi. BSIS023551-6:2021 BRITISH STANDARD National foreword This British Standard is the UK implementation of IS0 23551-6:2021. It supersedes BS IS0 23551-6:2014, which is withdrawn. TheUKparticipationinits preparation was entrustedto Technical Committee GSE/22, Safety and control devices for gas and oil burners and gas burningappliances. A list of organizations represented on this committee can be obtained on request to its committee manager. Contractual andlegal considerations Thispublication hasbeen prepared in good faith, however no representation,warranty,assurance or undertaking (expressor implied) is or will bemade, and no responsibility or liability is or will be reasonableness of this publication.All and any such responsibility and liability is expresslydisclaimed to thefull extent permitted by thelaw. This publication is provided as is,and isto beused at the recipient's own risk. The recipient is advised to consider seeking professional guidance with respectto its use ofthis publication. This publication is not intended to constitute a contract. Users are responsibleforits correctapplication. TheBritishStandards Institution2022 Published byBSI StandardsLimited2022 ISBN9780539062212 ICS27.060.20 Compliance with a British Standard cannot confer immunityfrom legal obligations. This British Standard was published under the authority of the Amendments/corrigendaissuedsincepublication Date Textaffected BSIS023551-6:2021 INTERNATIONAL ISO STANDARD 23551-6 Second edition 2021-11-01 Safety and control devices for gas burners and gas-burning appliances - Particular requirements Part 6: Thermoelectric flame supervision controls Dispositifsde commande etde sécurite pour bruleurs a gaz et appareilsa gaz-Exigencesparticulieres Partie 6:Equipements thermoelectriques de surveillance deflamme Referencenumber ISO 23551-6:2021(E) ISO @IS0 2021