Carrier WEATHER MASTER P4 Installation Instructions Manual

Contents

5Table 1B — Physical Data 48P2,P3,P4,P5055-070LEGEND *See Table 7 — Power Exhaust Fan Drive Data on page 9 for more information.BASE UNIT 48P2,P3,P4,P5055 48P2,P3,P4,P5060 48P2,P3,P4,P5070NOMINAL CAPACITY (tons) 55 60 70OPERATING WEIGHT (lb) Standard Chassis Extended Chassis Standard Chassis Extended Chassis Standard Chassis Extended ChassisBase UnitLow Heat 7810 8360 7865 8415 8205 8755High Heat 7940 8490 7995 8545 8335 8885With EconomizerLow Heat 8340 8890 8395 8945 8735 9285High Heat 8470 9020 8525 9075 8865 9415COMPRESSORS ScrollQuantity...Type 2...ZP137/2...ZP137 2...ZP154/2...ZP154 1...ZP54,1...ZP182/1...ZP54,1...ZP182Oil Charge (oz) per Compressor 110 110 110Number of Refrigerant Circuits 2 2 2REFRIGERANT R-410AOperating Charge (lb), Ckt 1/Ckt 2Standard Evaporator Coil 37.6/37.9 42.2/41.8 43.5/44.8Standard Evaporator with Humidi-MiZer® 37.6/50.3 42.2/54.2 43.5/57.2Alternate High-Capacity Evaporator Coil 46.5/45.8 47.6/46.5 55.4/55.5Alternate High-Capacity Evaporator withHumidi-MiZer 46.5/58.2 47.6/58.9 55.4/67.9CONDENSER COILS Aluminum Novation® Heat Exchanger with Microchannel CoilsQuantity 2 2 4Total Face Area (sq ft) 66.7 66.7 106.7EVAPORATOR COILSQuantity 2Total Face Area (sq ft) 61.5Refrigerant Feed Device...No. per Circuit TXV...2Standard Evaporator CoilsRows...Fins/in. 4...15 4...15 4...15Fin Type Double Wavy Double Wavy Double WavyTube Type Cross Hatched Cross Hatched Cross HatchedAlternate, High-Capacity Evaporator CoilsRows...Fins/in. 6...16 6...16 6...16Fin Type Double Wavy Double Wavy Double WavyTube Type Cross Hatched Cross Hatched Cross HatchedHEATING SECTION Low Heat High Heat Low Heat High Heat Low Heat High HeatNumber of Heat Exchangers 14 21 14 21 14 21Input (MBtuh) 650 975 650 975 650 975Output (MBtuh) (Vertical/Horizontal) 527/520 790/780 527/520 790/780 527/520 790/780Temperature Rise Range (F) 10-40 20-50 10-40 20-50 10-40 20-50Efficiency (%) (Vertical/Horizontal) 81/80 81/80 81/80 81/80 81/80 81/80Burner Orifice DiameterQuantity (in. ...drill no.) 14 (.1285...30) 21 (.1285...30) 14 (.1285...30) 21 (.1285...30) 14 (.1285...30) 21 (.1285...30)Manifold Pressure (in. wg) 3.5 3.5 3.5 3.5 3.5 3.5Line Pressure (in. wg) (min...max) 5.0...13.0 5.0...13.0 5.0...13.0 5.0...13.0 5.0...13.0 5.0...13.0Firing Stages 2 2 2 2 2 2Number of Gas Valves 2 3 2 3 2 3CONDENSER FANS Propeller TypeQuantity...Diameter (in.) 4...30 4...30 4...30Nominal Cfm 36,000 36,600 39,000Motor Hp...Rpm 1.0...1140 1.0...1140 1.0...1140SUPPLY FAN Centrifugal 30 x 27.5 in.Nominal Cfm 17,500 21,000 24,500Maximum Allowable Cfm 25,000 30,000 30,000Maximum Allowable Rpm 800 800 800Shaft Diameter at Pulley (in.) 1 11/ 16 1 11 / 16 111 / 16SUPPLY-FAN MOTOR AND DRIVE (Any motor available on any unit)Motor Hp 15 20 25 30 40†Motor Frame Size 254T 256T 284T 286T S324TEfficiency at Full Load (%)High Efficiency 91.0 91.0 91.7 92.4 93.0Premium Efficiency 93.0 93.6 93.6 93.6 94.5Fan Pulley Pitch Diameter (in.) 13.7 13.7 13.7 15.5 16.1Motor Pulley Pitch Diameter (in.) 4.5 5.1 5.5 5.9 6.7Resulting Fan Speed (rpm) 575 651 703 711 740Belts Quantity...Type 2...5VX1230 2...5VX1230 2...5VX1230 2...5VX1230 3...5VX1250Center Distance Range (in.) 48.25-44.00 48.25-44.00 48.50-44.25 48.50-44.25 48.25-44.00OPTIONAL POWER EXHAUST* Centrifugal, 18 x 15 in. (Any motor available on any unit)Quantity...Motor Hp 2...5 2...7.5 2...10Motor Frame Size 184T 213T 215TEfficiency at Full Load (%) High/Premium 87.5/89.5 88.5/91.7 89.5/91.7Resulting Fan Rpm 740 820 920Maximum Allowable Rpm 1000 1000 1000FILTERSStandard Efficiency Throwaway (Standard)Quantity...Size (in.) 12...20 x 25 x 2, 12...20 x 20 x 2 12...20 x 25 x 2, 12...20 x 20 x 2 12...20 x 25 x 2, 12...20 x 20 x 2Medium Efficiency (30%) Pleated (Optional)Quantity...Size (in.) 12...20 x 25 x 2, 12...20 x 20 x 2 12...20 x 25 x 2, 12...20 x 20 x 2 12...20 x 25 x 2, 12...20 x 20 x 2High Efficiency (90%) Bag Filterswith High Velocity Prefilters (Optional)Quantity...Size (in.)Bag Filter 6...24 x 24 x 22, 6...24 x 20 x 22 6...24 x 24 x 22, 6...24 x 20 x 22 6...24 x 24 x 22, 6...24 x 20 x 22Prefilter 6...24 x 24 x 2, 6...20 x 24 x 2 6...24 x 24 x 2, 6...20 x 24 x 2 6...24 x 24 x 2, 6...20 x 24 x 2MERV 15 Cartridge Filters withHigh Velocity Prefilters (Optional)Quantity...Size (in.)Cartridge Filter 6...24 x 24 x 12,, 6...24 x 20 x 12 6...24 x 24 x 12,, 6...24 x 20 x 12 6...24 x 24 x 12, 6...24 x 20 x 12Prefilter 6...24 x 24 x 2, 6...20 x 24 x 2 6...24 x 24 x 2, 6...20 x 24 x 2 6...24 x 24 x 2, 6...20 x 24 x 2OUTSIDE AIR SCREENSStandard Hood (25%) Quantity...Size (in.) 4...25 x 16 x 1, 2...20 x 16 x 1 4...25 x 16 x 1, 2...20 x 16 x 1 4...25 x 16 x 1, 2...20 x 16 x 1OPTIONAL ECONOMIZER FILTER Aluminum Frame, PermanentQuantity...Size (in.) 12...16 x 25 x 1, 2...16 x 20 x 1 12...16 x 25 x 1, 2...16 x 20 x 1 12...16 x 25 x 1, 2...16 x 20 x 1MBtuh — Btuh in ThousandsTXV — Thermostatic Expansion Valve