Overall dimensions and technical information are provided solely for informative purposes and may be modified without notice Air service units Series Airplus 2 AIR TREATMENT 2 | 62 Progressive start-up valve Available in 4 sizes with flow rates up to 15000 Nl/min and connections from 1/8” to 1” Suitable for downstream system gradual pressurization Downstream circuit filling time regulated via a built in flow regulator Full pressure is allowed once the down stream circuit pressure reaches 50% of the inlet pressure Atex certification (II 2GD or II 3GD) Technical characteristics Size Size 1 Size 2 Size 3 Size 4 Body and connections type Technopolymer body, integrated technopolymer connections (T version) Technopolymer body, metal connections (N version) / / / Aluminium body, integrated aluminium connections (P version) IN / OUT connections T version G1/4” G3/8” G1/2” not available N version G1/8” - G1/4” - 1/4” NPT G3/8” - G1/4” - 3/8” NPT G3/8” - G1/2” - 1/2” NPT P version not available G3/8” G1/2” G1” Assembly configuration Stand alone / Panel mounted Assembly positions Indifferent Max. fittings torque IN / OUT connections G1/8” metal: 15Nm G1/4” metal: 20Nm G1/4” technopolymer: 9Nm G1/4” metal: 20Nm G3/8” metal: 25Nm G3/8” technopolymer: 16Nm G3/8” metal: 25Nm G1/2” metal: 30Nm G1/2” technopolymer: 22Nm G1”metal: 35Nm Operational characteristics Size Size 1 Size 2 Size 3 Size 4 Maximum working pressure 13 bar 10 bar Minimum working pressure 2,5 bar Working temperature -5°C +50°C Nominal flow rate at 6 bar with ∆p=1 (from 1 to 2) 1400 Nl/min 2200 Nl/min 3600 Nl/min 15000 Nl/min Fully open flow control device maximum flow rate 75 Nl/min 200 Nl/min 200 Nl/min 1000 Nl/min Progressive start-up valve (AP - APW)
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