Carrier 50TFQ004 Product Data page 37

50TFQ004 (3 TONS) — STANDARD MOTOR (DIRECT DRIVE)
Airflow
208 v
(Cfm)
ESP Bhp
900 0.72 0.21
1000 0.67 0.23
1100 0.61 0.24
1200 0.57 0.26
0.51 0.27
1300
1400 0.44 0.29
1500 0.39 0.30
LEGEND
Bhp — Brake Horsepower Input to Fan
— External Static Pressure (in. wg)
ESP
FIOP — Factory-Installed Option
Watts — Input Watts to Motor
NOTES:
1. Values include losses for filters, unit casing, and wet coils. See
page 49 for accessory/FIOP static pressure information.
50TFQ004 (3 TONS) — ALTERNATE MOTOR (BELT DRIVE)*
Airflow
0.1
(Cfm)
Rpm Bhp Watts Rpm
900 526 0.06 70
1000 570 0.09 109
1100 614 0.13 149
1200 658 0.16 189
1300 703 0.20 239
1400 725 0.29 288
1500 755 0.33 328
50TFQ004 (3 TONS) — ALTERNATE MOTOR (BELT DRIVE)* (cont)
Airflow
0.7
(Cfm)
Rpm Bhp Watts Rpm
900 924 0.32 308
1000 936 0.35 348
1100 960 0.39 388
1200 960 0.45 388
1300 1012 0.51 507
1400 1027 0.56 557
1500 1056 0.63 627
LEGEND
Bhp — Brake Horsepower Input to Fan
FIOP — Factory-Installed Option
Watts — Input Watts to Motor
*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
FAN PERFORMANCE — HORIZONTAL DISCHARGE UNITS
Low Speed
230, 460, 575 v
Watts ESP Bhp
253 0.75 0.23
270 0.69 0.25
287 0.63 0.26
304 0.58 0.27
321 0.53 0.29
338 0.46 0.30
355 0.41 0.31
External Static Pressure (in. wg)
0.2
Bhp Watts Rpm
584 0.08 99 656
627 0.13 149 738
670 0.16 189 758
710 0.23 229 780
752 0.27 269 808
776 0.31 308 845
816 0.38 378 870
External Static Pressure (in. wg)
0.8
Bhp Watts Rpm
953 0.35 348 989
977 0.39 388 1020
1005 0.43 428 1052
1038 0.50 497 1076
1061 0.56 557 1090
1071 0.60 597 1108
1097 0.68 676 1117
208 v
Watts ESP Bhp
277 0.73 0.26
292 0.70 0.27
307 0.64 0.28
323 0.56 0.29
338 0.53 0.31
354 0.47 0.32
369 0.43 0.33
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.
0.3 0.4
Bhp Watts Rpm Bhp Watts Rpm
0.12 139 734 0.22
0.19 189 800 0.26
0.23 229 812 0.29
0.28 279 840 0.32
0.32 318 868 0.37
0.38 378 891 0.42
0.43 428 924 0.48
0.9 1.0
Bhp Watts Rpm Bhp Watts Rpm
0.38 388 1028 0.42
0.44 438 1064 0.48
0.49 487 1100 0.52
0.53 527 1136 0.59
0.61 607 1172 0.65
0.67 666 1208 0.70
0.70 696 1245 0.74
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.
High Speed
230, 460, 575 v
Watts ESP
307 0.76
321 0.71
335 0.65
349 0.59
364 0.54
378 —
392 —
0.5
Bhp Watts Rpm
818 0.25 269
219
259 848 0.29 288
288 863 0.32 308
318 889 0.36 358
368 916 0.41 408
418 937 0.47 467
477 969 0.53 527 1014
1.1
Bhp Watts Rpm
438 1074 0.49 487 1120
477 1124 0.54 537 1185
527 1163 0.59 587 1225
577 1201 0.65 647 1266
647 1239 0.72 716 1306
706 1278 0.79 786 1347
776 1315 0.87 865 1385
Bhp Watts
0.31 363
0.32 374
0.33 385
0.34 397
0.34 408
— —
— —
0.6
Bhp Watts
875 0.27 289
895 0.31 308
914 0.35 348
938 0.40 398
963 0.45 448
983 0.51 507
0.58 577
1.2
Bhp Watts
0.54 537
0.60 597
0.65 647
0.72 716
0.79 786
0.87 865
0.96 955
37