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10 CG( U i tt 0 Table 1 -Physical Data 0 .. 1 <br /> UNIT48TM 016D/F 020D1F 025D(F 028Di <br /> NOMINAL CAPACITY(tons) 15 13 20 25 <br /> OPERATING WEIGHT 1800 1350 1900 227t <br /> Economizer 9O PO 9O .¢ 9O <br /> MoistureMi$ern1 Dehumidification Package 40 40 40 40 <br /> COMPRESSOR)MANUFACTURER Scroll,Copeland <br /> 1.._ZR94KC, t...ZR 108KC. 1....ZR 125KC, 1...ZRU14C <br /> Quantity...Model(Ckt 1,Ckt 2) 1...ZR72KC 1.._ZR94KC 1...ZR103KC 1...ZR14' <br /> Capacity Stages(%) 50,40 55,45 55,45 50.5 <br /> Number of Refrigerant Circuits 2 2 2 2 <br /> Oil(oz)(Ckt 1,CM 2) 85.50 106..31 106.105 135.1 i <br /> REFRIGERANT TYPE. R 22 <br /> Expansion Device Txv <br /> Operating Charge(lb-oz) <br /> Circuit 11. 19-8 I 19-3 I 19-11 I 25-1 <br /> Circuit 2 13-3 19-2 13-14 25-1 <br /> CONDENSER COIL Ctoss-I-4atcha '1,:-in.Copper Tubes,Aluminum Lanced, <br /> Aluminum Pre-Coated,or Copper Plate Fins <br /> Rows...Finslin. 4...15 4...15 4...15 3...15(2 c <br /> Total Face Area(sq ft) 21.7 21.7 I 21.7 43 <br /> CONDENSER FAN Propeller Type <br /> Nominal Cfm 10.500 €0,500 14.200 21.00 <br /> Quantity...Diarneter(in.) 3...22 3.__22 2.._30 5.._2 <br /> Motor Hp...Rpm 112...1050 112...1050 1...1075 '1._..1 C <br /> Watts Input(Total) 1100 1100 3400 2201 <br /> EVAPORATOR COIL Cross-Hatched 'lis-in.Copper Tubes,Aluminum Lanced or <br /> Copper Plate Fins,Face Split <br /> Rows...Fins/in_ 4...15 I 4...15 4...15 I 4...1; <br /> Total Face Area(sq ft) 1.,_5 17.5 17.5 17.. <br /> EVAPORATOR FAN Centrifugal Type <br /> Quantity...Size(in.) 2...12 x 12 2...12 x 12 2...12 x 12 2...12 x <br /> Type Drive Belt Belt Belt Bail <br /> Nominal Cfm 6000 7200 WOO 10,0O <br /> Motor Hp 5 5 7.5 10 <br /> Motor Nominal Rpm 1745 1745 1745 1741 <br /> Maximum Continuous Bhp 6.13 5.90 8.7[208I230,575 v) 10.2 K2OR1230, <br /> 9.5[460 vi 11.81461 <br /> Motor Frame Size 134T 184T 213T 2151 <br /> Nominal Rpm High/Low - - - <br /> Fan Rpm Range Low-Medium Static 873-1021 910-1095 1002-1151 105 -12 <br /> High Static 1025-1200 108E-1287 1193-1369 1332-1f <br /> Motor Bearing Type Ball Ball Ball Bel <br /> Maximum Allowable Rpm 1550 1550 1550 1551 <br /> Motor Pulley Pitch Diameter Low-Medium Static 4.915.P 4.915.9 5.415.5 4.915. <br /> MiniMax(in.) High Static 4.915.9 4.915.9 5.416.6 4.9115. <br /> Nominal Motor Shaft Diameter(in.) 1'1G 1'Ir 1i3 11 <br /> Fan Pulley Pitch Diameter(in.) Low-Medium Static 9.4 9.4 9.4 8.0 <br /> High Static 8.0 8.0 7.9 5.4 <br /> Nominal Fan Shaft Diameter(in.) 1'lle I'1:� 1'l,e 1`1 <br /> Belt,Quantity...Type...Length(in.) Low-Medium Static 1.._BX._.50 1.._BX...50 1...EX...53 2...BX... <br /> High Static 1...BX...48 1...BX._.48 1...BX...50 2...BX... <br /> Pulley Center Line Distance(in.) 13.3-14.8 13.3-14.8 14.5-15.4 14_6-1f.. <br /> Speed Change per Full Turn of Low-Medium Static 37 37 37 33 <br /> Movable Pulley Flange(rpm) High Static 44 34 44 45 <br /> Movable Pulley Maximum Full Turns <br /> From Closed Position 6..., '3ff 511 Sit <br /> Factory Speed 3.5 3.5 3.5 3.5 <br /> Factory Speed Setting(rpm) Low-Medium Static 955 1002 1120 11a: <br /> High Static 1134 1178 1328 1471 <br /> Fan Shaft Diameter at Pulley(in.) 1'ise 1'ire 1'ha 1'1 <br /> t OP y <br /> 14 C) •t bf(--(UL- e r-'- <br /> ito <br /> 211E <br />