| Anotace | ČSN EN 16304   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  vent 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 100.  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 fitted with open position    indicator switches.  The 4th paragraph of EN 13611:2019, Clause 1 is removed. |