Nordic catalogue - Watts Industries

COMPONENTS FOR SANITARY SYSTEMPRESSURE REDUCING VALVE160AFlanged pressure reducing valve DRVD40Flanged pressure reducing valve with single spring-compensated seat, pressure gauge connectionsupstream and downstream 1/4" (DN 50 - 65) and 3/8" (DN 80 - 200). Cast iron body,pressures: standard version: 1.5 - 6 bar, special version: 2 - 8 bar / 4 - 12 bar.Can be used for water, air and neutral gases up to 80°C. Flanged connections UNI 2223.Article number Size Bar Unit0504056 50 1.5 - 6 10504071 65 1.5 - 6 10504086 80 1.5 - 6 10504106 100 1.5 - 6 10504131 125 1.5 - 6 10504156 150 1.5 - 6 10504057 50 2 - 8 10504072 65 2 - 8 10504087 80 2 - 8 10504107 100 2 - 8 10504132 125 2 - 8 10504157 150 2 - 8 10504058 50 4 - 12 10504073 65 4 - 12 10504088 80 4 - 12 10504108 100 4 - 12 10504133 125 4 - 12 10504158 150 4 - 12 1Pressure reducing valves series DRVDFLOW RATE CHART - PRESSURE DROP92[ bar]0,157100,28MNPressure Drop0,30,40,60,81ND200ND150ND125ND100ND80ND65ND501,550 60 80 100 200 300 400 600 800 1000 2000 3000 5000 [l/min]Flow rate641Legend :1 Body2 Cap3 Plug4 Packing5 Spring6 Seal ring7 Guide bushings8 Lip seal9 Setting screw10 Cap mounting screws3