BSIS023551-12:2023 BSl Standards Publication Safety and control devices for gas burners and gas- burning appliances - Particular requirements Part 12: Multifunctional controls with integral overpressure protection safety function (OPsF) for use with butane gas cartridges used in portable gas appliances bsi. BSIS023551-12:2023 BRITISH STANDARD National foreword This British Standard is the UK implementation of IS0 23551-12:2023 The UK participation in its preparation was entrusted to Technical Committee GSE/22, Safety and control devices for gas and oil burners and gas burning appliances. A list of organizations represented on this committee can be obtained on request to its committee manager. Contractual and legal considerations This publication has been prepared in good faith, however no representation, warranty, assurance or undertaking (express or implied) is or will be made, and no responsibility or liability is or will be reasonableness of this publication. All and any such responsibility and liability is expressly disclaimed to the full extent permitted by the law. This publication is provided as is, and is to be used at the recipient's own risk. The recipient is advised to consider seeking professional guidance with respect to its use of this publication. This publication is not intended to constitute a contract. Users are responsible for its correct application. @ The British Standards Institution 2023 Published by BSI Standards Limited 2023 ISBN9780539025859 ICS 27.060.20 Compliance with a British Standard cannot confer immunity from legal obligations. This British Standard was published under the authority of the Standards Policy and Strategy Committee on 31 October 2023. Amendments/corrigenda issued since publication Date Text affected