ISO 23551-8:2023
Current
The latest, up-to-date edition.
Safety and control devices for gas burners and gas-burning appliances — Particular requirements — Part 8: Multifunctional controls
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English
11-05-2023
This document specifies safety, construction, performance and testing requirements of multifunctional controls (MFC) intended for use with gas burners, gas appliances and appliances of similar use.
This document applies to an MFC with declared maximum inlet pressures up to and including 50kPa (500mbar) of nominal connection sizes up to and including DN150 for use on burners or in appliances using gases such as natural gas, manufactured gas or liquefied petroleum gas (LPG). It is not applicable to corrosive and waste gases.
An MFC consists of two or more functions, at least one of which is a mechanical control, as specified in the relevant control standards.
This document is also applicable to construction and performance requirements for components of burner ignition systems as specified in AnnexK. The requirements and test methods in AnnexK include optional type testing and evaluation of these components.
This document is applicable to:
optional requirements for components of burner control systems (see AnnexK).
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