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ISO 23551-4

Safety and control devices for gas burners and gas-burning appliances - Particular requirements - Part 4: Valve-proving systems for automatic shut-off valves

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Organization: ISO
Publication Date: 1 April 2018
Status: active
Page Count: 38
ICS Code (Gas fuel burners): 27.060.20
scope:

This document specifies safety, constructional and performance requirements of valve-proving systems (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 is applicable 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 ISO 23551-1 and which give a signal if the leakage of one of the valves exceeds the detection limit.

This document is applicable to VPS with a maximum working pressure up to and including 500 kPa for use in systems using fuel gases.

This document is not applicable to VPSs for use in explosive atmospheres.

NOTE Provisions for production control are not part of the ISO 23551 series.

Document History

ISO 23551-4
April 1, 2018
Safety and control devices for gas burners and gas-burning appliances - Particular requirements - Part 4: Valve-proving systems for automatic shut-off valves
This document specifies safety, constructional and performance requirements of valve-proving systems (VPS), intended for use with gas burners and gas-burning appliances. It also describes the test...
November 15, 2010
Safety and control devices for gas burners and gas-burning appliances — Particular requirements — Part 4: Valve-proving systems for automatic shut-off valves AMENDMENT 1: Application guidance for the valve-proving system
A description is not available for this item.
August 15, 2005
Safety and control devices for gas burners and gas-burning appliances Particular requirements Part 4: Valve-proving systems for automatic shut-off valves
A description is not available for this item.

References

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