ČSN EN 161   (061803) Samočinné uzavírací ventily pro hořáky na plynná paliva a spotřebiče plynných paliv

Anotace textu normy ČSN EN 161   (061803)

EN 13611:2019, Clause 1 applies with the following modification and addition:

Modification:

The 1st paragraph of EN 13611:2019, Clause 1 is replaced by:

This document specifies the safety, design, construction, and performance requirements and testing for automatic shut-off valves for burners and appliances burning one or more gaseous fuels, hereafter referred to as ´valves´.

This document is applicable to valves with declared maximum inlet pressures up to and including 500 kPa and of nominal connection sizes up to and including DN 250.

Addition:

This document is applicable to:

- electrically actuated valves,

- valves actuated by fluids where the control valves for these fluids are actuated electrically, but not to any external electrical devices for switching the control signal or actuating energy,

- valves where the flow rate is controlled by external electrical signals, either in discrete steps or proportional to the applied signal,

- valves fitted with closed position indicator switches.

An assessment method for valve designs is given by this document.

The 4th paragraph of EN 13611:2019, Clause 1 is removed.