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DiameterDN565
butterfly valves
Dungs Model Number: 272345 or 120212
the type of fault and the point in time the fault occurred
503U - Double gas valve 2" BSP
Siemens QPL25.500B Pressure Switch Gas Valve DiameterDN565Siemens Part Number: BPZ: QPL15. 500B The Siemens QPL15. 500B is a compact pressure switch designed for use in gas trains and for use with VGD gas valves. For the supervision of air or gas pressures in gas trains of gas fired equipment (gas burners) Specifications: QPL15. 500B connection type: 1 4" ISO ThreadAdjustable working pressure range: 10 50 kPaMaximum permitted pressure: 72 kPaSwitching differential: 10 kPa
