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Performance Data Sheet
RKA5490EXD
General Information
Model RKA5490EXD Refrigerant R-22
Test Condition ASHRAE Performance Test Voltage 230V ~ 60HZ
Return Gas 18.3°C (65°F) RETURN GAS Motor Type PSC
Performance Information
Evap Temp (°F)
-15
-10
-5
0
5
10
15
20
Condensing Temperature (°F)
80 90 100 110 120 130 140
Btu/h 3350 3150
Watts 378 426
Amps 1.62 1.78
Lb/h 43.1 42.2
Btu/h 3700 3480 3260
Watts 389 438 485
Amps 1.66 1.84 2.02
Lb/h 47.4 46.3 45.3
Btu/h 4120 3870 3640 3410
Watts 401 451 499 545
Amps 1.70 1.90 2.10 2.31
Lb/h 52.4 51.3 50.2 49.1
Btu/h 4600 4330 4070 3820 3570
Watts 412 463 513 562 610
Amps 1.74 1.95 2.17 2.40 2.64
Lb/h 58.2 57.0 55.8 54.6 53.5
Btu/h 5150 4860 4570 4290 4020
Watts 423 476 527 578 629
Amps 1.78 2.01 2.25 2.49 2.75
Lb/h 64.7 63.4 62.1 60.9 59.7
Btu/h 5760 5440 5130 4820 4520 4220 3940
Watts 434 488 541 594 647 701 755
Amps 1.82 2.07 2.32 2.58 2.85 3.13 3.41
Lb/h 71.9 70.6 69.3 67.9 66.6 65.4 64.2
Btu/h 6440 6090 5750 5410 5080 4750 4430
Watts 446 501 555 610 666 722 780
Amps 1.86 2.12 2.39 2.67 2.95 3.24 3.53
Lb/h 79.9 78.5 77.1 75.7 74.3 72.9 71.7
Btu/h 7180 6810 6430 6060 5690 5330 4980
Watts 457 513 569 626 684 743 805
Amps 1.91 2.18 2.46 2.75 3.04 3.34 3.65
Lb/h 88.6 87.2 85.7 84.2 82.7 81.2 79.9
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Btu/h 7990 7580 7180 6770 6370 5970 5580
25
30
35
40
45
50
55
Watts 468 525 582 641 701 764 829
Amps 1.95 2.24 2.53 2.83 3.13 3.44 3.76
Lb/h 97.9 96.5 95.0 93.4 91.8 90.3 88.8
Btu/h 8860 8420 7980 7540 7110 6670 6240
Watts 479 537 595 656 718 784 852
Amps 2.00 2.30 2.60 2.91 3.22 3.54 3.87
Lb/h 108 107 105 103 102 100 98.5
Btu/h 9800 9330 8850 8380 7900 7420 6950
Watts 490 548 608 670 735 803 874
Amps 2.05 2.35 2.67 2.98 3.31 3.63 3.97
Lb/h 119 117 116 114 112 111 109
Btu/h 10800 10300 9780 9270 8750 8230 7720
Watts 501 560 620 684 751 822 896
Amps 2.10 2.41 2.73 3.06 3.38 3.72 4.06
Lb/h 130 129 127 125 124 122 120
Btu/h 11900 11300 10800 10200 9660 9100 8540
Watts 512 571 633 698 767 840 918
Amps 2.15 2.47 2.80 3.13 3.46 3.80 4.15
Lb/h 142 141 139 137 136 134 132
Btu/h 13000 12400 11800 11200 10600 10000 9420
Watts 523 582 644 711 782 858 938
Amps 2.20 2.53 2.86 3.19 3.53 3.88 4.22
Lb/h 155 153 152 150 148 146 144
Btu/h 14200 13600 12900 12300 11700 11000 10300
Watts 533 593 656 724 797 875 958
Amps 2.25 2.58 2.92 3.26 3.60 3.95 4.30
Lb/h 168 167 165 163 161 160 158
COEFFICIENTS CAPACITY POWER CURRENT MASS FLOW
C1 6.829897E+03 -1.040663E+02 1.592617E-01 6.329015E+01
C2 1.302062E+02 4.124511E+00 -2.316019E-02 1.234797E+00
C3 -2.706863E+01 8.033223E+00 1.887386E-02 2.963267E-02
C4 1.573346E+00 1.506450E-02 2.293986E-04 1.334959E-02
C5 -2.314785E-01 -6.545582E-02 4.204066E-04 1.172965E-03
C6 -2.804545E-02 -2.462499E-02 1.190996E-06 -1.659149E-03
C7 -1.253288E-04 -2.608302E-05 -7.692386E-08 -1.538116E-05
C8 -3.321049E-03 -1.821895E-04 -2.491757E-06 1.835798E-05
C9 -1.374367E-03 5.266183E-04 -4.029859E-07 -1.542890E-05
C10 2.288251E-04 6.033798E-05 1.159497E-07 6.117048E-06
Value = C1 + C2 * Te + C4 * Te^2 + C7 * Te^3 + (C3 + C5 * Te + C8 * Te^2) * Tc + (C6 + C9 * Te) * Tc^2 + C10 * Tc^3
Te = Evaporator Temperature
Tc = Condensing Temperature
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