DSF/prEN 1643 ( Draft )

Safety and control devices for burners and appliances burning gaseous and/or liquid fuels – Valve proving systems for automatic shut-off valves

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EN 13611:2019, Clause 1 is replaced by following:

This document specifies safety, constructional and performance requirements of valve-proving systems, hereafter referred to as VPS, intended for use with gas burners and gas-burning appliances. It also describes the test procedures for checking compliance with these requirements and provides information necessary for the purchaser and user.

This document applies to all types of VPS which are used for the automatic detection of leakage in a gas burner section having at least two valves designed in accordance with EN 161 and which give a signal if the leakage of one of the valves exceeds the detection limit.

This document applies to VPS for fuel gases with a maximum working pressure up to and including 500 kPa.

This document does not apply to VPSs for use in explosive atmospheres.

This document is applicable to AC and DC supplied VPS (for VPS supplied by stand-alone battery system, battery systems for mobile applications or systems which are intended to be connected to DC supply networks VPS see Annex I).

Provisions for production control are not part of this document.

Number of pages: 49

International relationships : prEN 1643 IDT

ICS: 23.060.40 - Pressure regulators

Item number: M343614



  • CEN/TC 58
  • CEN/TC 58/WG 12

Danish committee