Bryant 551B Air Conditioner User Manual


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PERFORMANCE DATA (cont)
FAN PERFORMANCE — HORIZONTAL DISCHARGE UNITS
LEGEND NOTE:
See page 60 for general fan performance notes.
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.
3. See page 60 for general fan performance notes.
LEGEND
*Motor drive range: 1075 to 1455 rpm. All other rpms require field-supplied drive.
NOTES:
1.
Boldface
indicates field-supplied drive is required.
2. Maximum continuous bhp is 2.4 and the maximum continuous watts are 2120.
3. See page 60 for general fan performance notes.
558F036 (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)
Watts —
Input Watts to Motor
558F036 (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
558F036 (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
Watts —
Input Watts to Motor
558F036 (3 TONS) — HIGH-STATIC MOTOR (BELT DRIVE)*
Airflow
(Cfm)
External Static Pressure (in. wg)
0.2 0.4 0.6 0.8 1.0
Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts
900 584 0.08 99 734 0.22 219 875 0.27 269 953 0.35 348 1028 0.42 438
1000 627 0.13 149 800 0.26 259 895 0.31 308 977 0.39 388 1064 0.48 477
1100 670 0.16 189 812 0.29 288 914 0.35 348 1005 0.43 428
1100 0.52 527
1200 710 0.23 229 840 0.32 318 938 0.40 398 1038 0.50 497
1136 0.59 577
1300 752 0.27 269 868 0.37 368 963 0.45 448 1061 0.56 557
1172 0.65 647
1400 776 0.31 308 891 0.42 418 983 0.51 507 1071 0.60 597
1208 0.70 706
1500 816 0.38 378 924 0.48 477 1014 0.58 577
1097 0.68 676 1245 0.74 776
558F036 (3 TONS) — HIGH-STATIC MOTOR (BELT DRIVE)* (cont)
Airflow
(Cfm)
External Static Pressure (in. wg)
1.2 1.4 1.6 1.8 2.0
Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts
900
1120 0.54 537 1155 0.59 589 1186 0.64 639 1215 0.69 685 1240 0.73 730
1000
1185 0.60 597 1222 0.66 655 1255 0.71 709 1285 0.77 761 1312 0.82 811
1100
1225 0.65 647 1263 0.71 709 1298 0.77 769 1328 0.83 825 1357 0.88 879
1200
1266 0.72 716 1306 0.79 786 1341 0.86 851 1373 0.92 914 1402 0.98 973
1300
1306 0.79 786 1347 0.87 862 1383 0.94 934 1416 1.01 1003 1446 1.07 1068
1400
1347 0.87 865 1389 0.95 950 1427 1.03 1029
1461 1.11 1104 1492 1.18 1176
1500
1385 0.96 955 1428 1.05 1048
1467 1.14 1135 1502 1.22 1218 1534 1.30 1298
Bhp —
Brake Horsepower Input to Fan
Watts —
Input Watts to Motor
0TFQ004-012
558F036-150
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