DIN Standards Committee Heating and Ventilation Technology and their Safety
DIN EN 1643
Safety and control devices for gas burners and gas burning appliances - Valve proving systems for automatic shut-off valves; German version EN 1643:2014
Sicherheits-, Regel- und Steuereinrichtungen für Gasbrenner und Gasgeräte - Ventilüberwachungssysteme für automatische Absperrventile; Deutsche Fassung EN 1643:2014
Overview
Valve proving systems for gas burners and gas-burning appliances in accordance to DIN EN 1643 check the effective closure of an automatic shut-off valve by detective leakage. A valve proving system can consist of a programming unit, a measuring device, valves or other functional assemblies.