PAGE K402-K418 - PRESSURE REGULATING VALVES - Totaline

RefrigerationCompressors,Chillers, CondensersPARKER - PRESSURE REGULATING VALVESMotorsElectricalHeatingComponentsIndoor AirQualityThermostatsOils &ChemicalsAccessories, Supplies& CommoditiesTools &InstrumentsRefrigerationFig. 1 — Liquid Drain Control MethodFig. 2 — Discharge Gas Control MethodSIZING GUIDE FOR CONDENSER APPLICATIONSSize valve by effective port size.For Liquid Drain Regulator Applications (Fig. 1)Conditions: 3 psi Pressure DropTypeEffectiveU.S. Capacity in TonsPort (in.)R-12 R-22 R-502A8A 5/8 Reduced 5.4 7.4 4.6A8A 5/8 Full 12.0 16.0 10.0A8A 7/8 18.0 25.0 16.0A81 7/8 18.0 25.0 16.0A81 1-1/8 29.0 40.0 25.0A81 1-3/8 41.0 55.0 35.0A82 1-5/8 66.0 88.0 55.0A82 2-1/8 98.0 130.0 83.0A82 2-5/8 130.0 173.0 110.0For Discharge Regulator Applications (Fig. 2)Conditions: 5 psi Pressure DropTypeEffectiveU.S. Capacity in TonsPort (in.)R-12 R-22 R-502A8A 5/8 Reduced 5.4 7.4 4.6A8A 5/8 Full 12.0 16.0 10.0A8A 7/8 18.0 25.0 16.0A81 7/8 18.0 25.0 16.0A81 1-1/8 29.0 40.0 25.0A81 1-3/8 41.0 55.0 35.0A82 1-5/8 66.0 88.0 55.0A82 2-1/8 98.0 130.0 83.0A82 2-5/8 130.0 173.0 110.0For Conductor Bypass Regulator Applications(Fig. 1 and 2)Conditions: 0° F Ambient 10 psi Pressure DropTypeEffectiveU.S. Capacity in TonsPort (in.) R-12 R-22 R-502A9 5/8 Reduced 3.0 4.7 2.8A9 5/8 Full 9.0 14.0 8.4A9 7/8 13.0 20.0 12.0A9 1-1/8 14.0 22.0 13.0For Alternate Condenser Bypass Regulator(Range “A” Only) Applications (Fig. 1 and 2)Conditions: 0° F Ambient 10 psi Pressure DropTypeEffectiveU.S. Capacity in TonsPort (in.) R-12 R-22 R-502A8AL 5/8 Reduced 7.9 12.0 7.5A8AL 5/8 Full 17.0 27.0 13.0A8AL 7/8 27.0 42.0 26.0A81L 7/8 27.0 42.0 26.0A81L 1-1/8 43.0 66.0 40.0A81L 1-3/8 60.0 93.0 56.0A82L 1-5/8 95.0 147.0 90.0A82L 2-1/8 143.0 221.0 135.0A82L 2-5/8 190.0 292.0 180.0K-403