prSRPS EN 125:2026

Flame supervision devices for gas burning appliances — Thermoelectric flame supervision devices

Scope

This document specifies the safety, design, construction, and performance requirements and testing for
thermoelectric flame supervision devices, energized by a thermocouple intended for use with burners
and appliances burning one or more gaseous fuels, hereafter referred to as “controls”.

This document is applicable to controls with declared maximum inlet pressures up to and including
500 kPa and of nominal connection sizes up to and including DN 50.

Addition:
This document is not applicable to:
— the thermocouple;
— controls which use auxiliary energy (e.g. electrical energy supplied externally).

Related directives

NOTE: If the word "harmonized" (marked in green) is not found in the field with the name of the directive, it means that the European standard is not cited in the OJEU.