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37
FAN PERFORMANCE — HORIZONTAL DISCHARGE UNITS
LEGEND
NOTES:
1. Values include losses for filters, unit casing, and wet coils. See
page 49 for accessory/FIOP static pressure information.
2. Extensive motor and electrical testing on these units ensures that
the full range of the motor can be utilized with confidence. Using
your fan motors up to the wattage ratings shown will not result in
nuisance tripping or premature motor failure. Unit warranty will not
be affected. For additional information on motor performance, refer
to Indoor-Fan Motor Performance table on page 52.
3. Use of a field-supplied motor may affect wire sizing. Contact your
Carrier representative for details.
LEGEND
*Motor drive range: 760 to 1000 rpm. All other rpms require field-
supplied drive.
NOTES:
1.
Boldface
indicates field-supplied drive is required.
2. Maximum usable watts input is 1000 and maximum continuous bhp
is 1.00. Extensive motor and electrical testing on these units
ensures that the full range of the motor can be utilized with confi-
dence. Using your fan motors up to the wattage ratings shown will
not result in nuisance tripping or premature motor failure. Unit
warranty will not be affected. For additional information on motor
performance, refer to Indoor-Fan Motor Performance table on
page 52.
3. Values include losses for filters, unit casing, and wet coils. See
page 49 for accessory/FIOP static pressure information.
4. Interpolation is permissible. Do not extrapolate.
5. Use of a field-supplied motor may affect wire sizing. Contact your
Carrier representative for details.
50TFQ004 (3 TONS) — STANDARD MOTOR (DIRECT DRIVE)
Airflow
(Cfm)
Low Speed
High Speed
208 v
230, 460, 575 v
208 v
230, 460, 575 v
ESP
Bhp
Watts
ESP
Bhp
Watts
ESP
Bhp
Watts
ESP
Bhp
Watts
900
0.72
0.21
253
0.75
0.23
277
0.73
0.26
307
0.76
0.31
363
1000
0.67
0.23
270
0.69
0.25
292
0.70
0.27
321
0.71
0.32
374
1100
0.61
0.24
287
0.63
0.26
307
0.64
0.28
335
0.65
0.33
385
1200
0.57
0.26
304
0.58
0.27
323
0.56
0.29
349
0.59
0.34
397
1300
0.51
0.27
321
0.53
0.29
338
0.53
0.31
364
0.54
0.34
408
1400
0.44
0.29
338
0.46
0.30
354
0.47
0.32
378
—
—
—
1500
0.39
0.30
355
0.41
0.31
369
0.43
0.33
392
—
—
—
Bhp
—
Brake Horsepower Input to Fan
ESP
—
External Static Pressure (in. wg)
FIOP
—
Factory-Installed Option
Watts —
Input Watts to Motor
50TFQ004 (3 TONS) — ALTERNATE MOTOR (BELT DRIVE)*
Airflow
(Cfm)
External Static Pressure (in. wg)
0.1
0.2
0.3
0.4
0.5
0.6
Rpm
Bhp
Watts
Rpm
Bhp
Watts
Rpm
Bhp
Watts
Rpm
Bhp
Watts
Rpm
Bhp
Watts
Rpm
Bhp
Watts
900
526
0.06
70
584
0.08
99
656
0.12
139
734
0.22
219
818
0.25
269
875
0.27
289
1000
570
0.09
109
627
0.13
149
738
0.19
189
800
0.26
259
848
0.29
288
895
0.31
308
1100
614
0.13
149
670
0.16
189
758
0.23
229
812
0.29
288
863
0.32
308
914
0.35
348
1200
658
0.16
189
710
0.23
229
780
0.28
279
840
0.32
318
889
0.36
358
938
0.40
398
1300
703
0.20
239
752
0.27
269
808
0.32
318
868
0.37
368
916
0.41
408
963
0.45
448
1400
725
0.29
288
776
0.31
308
845
0.38
378
891
0.42
418
937
0.47
467
983
0.51
507
1500
755
0.33
328
816
0.38
378
870
0.43
428
924
0.48
477
969
0.53
527
1014
0.58
577
50TFQ004 (3 TONS) — ALTERNATE MOTOR (BELT DRIVE)* (cont)
Airflow
(Cfm)
External Static Pressure (in. wg)
0.7
0.8
0.9
1.0
1.1
1.2
Rpm
Bhp
Watts
Rpm
Bhp
Watts
Rpm
Bhp
Watts
Rpm
Bhp
Watts
Rpm
Bhp
Watts
Rpm
Bhp
Watts
900
924
0.32
308
953
0.35
348
989
0.38
388
1028
0.42
438
1074
0.49
487
1120
0.54
537
1000
936
0.35
348
977
0.39
388
1020
0.44
438
1064
0.48
477
1124
0.54
537
1185
0.60
597
1100
960
0.39
388
1005
0.43
428
1052
0.49
487
1100
0.52
527
1163
0.59
587
1225
0.65
647
1200
960
0.45
388
1038
0.50
497
1076
0.53
527
1136
0.59
577
1201
0.65
647
1266
0.72
716
1300
1012
0.51
507
1061
0.56
557
1090
0.61
607
1172
0.65
647
1239
0.72
716
1306
0.79
786
1400
1027
0.56
557
1071
0.60
597
1108
0.67
666
1208
0.70
706
1278
0.79
786
1347
0.87
865
1500
1056
0.63
627
1097
0.68
676
1117
0.70
696
1245
0.74
776
1315
0.87
865
1385
0.96
955
Bhp
—
Brake Horsepower Input to Fan
FIOP —
Factory-Installed Option
Watts —
Input Watts to Motor