Bryant DURAPAC PLUS 581A Installation And Service Instructions Manual page 24

Table 14 — Fan Performance — 581A210 Low Heat Horizontal Discharge Units*
AIRFLOW
0.2
(Cfm)
Rpm Bhp
3,500 635 1064
4,000 707 1402
4,500 780 1802
5,000 853 2264
5,500 928 2794
6,000 1003 3047
6,500 1079 3812
7,000 1155 4697
7,500 1231 5714
8,000 1308 6871
8,500 1385 8177
9,000 — —
9,500 — —
10,000 — —
AIRFLOW
1.2
(Cfm)
Rpm Bhp
3,500 951 2143
4,000 998 2535
4,500 1050 2756
5,000 1105 3329
5,500 1163 3997
6,000 1224 4771
6,500 1286 5658
7,000 1350 6668
7,500 — —
8,000 — —
8,500 — —
9,000 — —
9,500 — —
10,000 — —
LEGEND
Bhp — Brake Horsepower Input to Fan
Watts — Input Watts to Motor
*Motor drive ranges:
Low Range: 896-1227 (208/230 and 460-v), 863-1141 (575-v)
High Range: 1113-1414 (208/230 and 460-v), 1042-1285 (575-v)
All other rpms require field-supplied drive.
Table 15 — Fan Performance — 581A210 Medium Heat Horizontal Discharge Units*
AIRFLOW
0.2
(Cfm)
Rpm Bhp
3,500 645 1105
4,000 718 1454
4,500 792 1866
5,000 867 2343
5,500 943 2889
6,000 1019 3177
6,500 1096 3973
7,000 1173 4894
7,500 1250 5952
8,000 1328 7153
8,500 — —
9,000 — —
9,500 — —
10,000 — —
AIRFLOW
1.2
(Cfm)
Rpm Bhp
3,500 965 2195
4,000 1014 2364
4,500 1067 2882
5,000 1123 3489
5,500 1182 4194
6,000 1243 5008
6,500 1306 5939
7,000 1371 6997
7,500 — —
8,000 — —
8,500 — —
9,000 — —
9,500 — —
10,000 — —
LEGEND
Bhp — Brake Horsepower Input to Fan
Watts — Input Watts to Motor
*Motor drive ranges:
Low Range: 896-1227 (208/230 and 460-v), 863-1141 (575-v)
High Range: 1113-1414 (208/230 and 460-v), 1042-1285 (575-v)
All other rpms require field-supplied drive.
EXTERNAL STATIC PRESSURE (in. wg)
0.4
Watts Rpm Bhp Watts
1.22 709 1278 1.47
1.61 773 1627 1.87
2.07 840 2037 2.34
2.60 909 2510 2.89
3.21 979 3049 3.51
3.50 1051 3376 3.88
4.38 1123 4166 4.79
5.40 1196 5078 5.84
6.57 1270 6120 7.04
7.90 1344 7303 8.40
9.40 — — —
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EXTERNAL STATIC PRESSURE (in. wg)
1.4
Watts Rpm Bhp Watts
2.46 1003 2120 2.44
2.92 1048 2548 2.93
3.17 1097 3055 3.51
3.83 1150 3651 4.20
4.60 1205 4342 4.99
5.49 1263 5138 5.91
6.51 1324 6048 6.96
7.67 1386 7081 8.14
— — — —
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EXTERNAL STATIC PRESSURE (in. wg)
0.4
Watts Rpm Bhp Watts
1.27 720 1329 1.53
1.67 785 1692 1.95
2.15 853 2117 2.43
2.69 923 2605 3.00
3.32 995 3162 3.64
3.65 1067 3532 4.06
4.57 1141 4354 5.01
5.63 1215 5304 6.10
6.85 1290 6389 7.35
8.23 1365 7620 8.76
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EXTERNAL STATIC PRESSURE (in. wg)
1.4
Watts Rpm Bhp Watts
2.53 1018 2181 2.51
2.72 1064 2644 3.04
3.31 1114 3187 3.67
4.01 1168 3820 4.39
4.82 1224 4551 5.23
5.76 1283 5391 6.20
6.83 1345 6349 7.30
8.05 — — —
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0.6
Rpm Bhp Watts Rpm
776 1492 1.72 838
835 1853 2.13 892
897 2273 2.61 950
961 2756 3.17 1011
1028 3012 3.46 1075
1096 3714 4.27 1140
1166 4529 5.21 1207
1236 5465 6.29 1275
1308 6533 7.51 1345
1380 7741 8.90 —
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1.6
Rpm Bhp Watts Rpm
1052 2387 2.75 1100
1095 2835 3.26 1141
1142 3363 3.87 1185
1192 3979 4.58 1234
1246 4692 5.40 1286
1302 5511 6.34 1340
1361 6445 7.41 1397
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Refer to page 23 for general Fan Performance Data notes.
NOTE: Maximum continuous bhp is:
Low Range: 4.25 (208/230 and 460-v), 3.45 (575-v)
High Range: 5.75
0.6
Rpm Bhp Watts Rpm
788 1549 1.78 851
848 1926 2.22 906
911 2364 2.72 965
977 2865 3.30 1027
1044 3158 3.63 1092
1113 3892 4.48 1158
1184 4742 5.45 1226
1256 5719 6.58 1295
1328 6832 7.86 1366
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1.6
Rpm Bhp Watts Rpm
1068 2442 2.81 1116
1112 2930 3.37 1158
1160 3498 4.02 1204
1211 4156 4.78 1253
1266 4913 5.65 1306
1323 5779 6.65 1361
1382 6763 7.78 —
— — — —
— — — —
— — — —
— — — —
— — — —
— — — —
— — — —
Refer to page 23 for general Fan Performance Data notes.
NOTE: Maximum continuous bhp is:
Low Range: 4.25 (208/230 and 460-v), 3.45 (575-v)
High Range: 5.75
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24
0.8 1.0
Bhp Watts Rpm Bhp
1708 1.96 896 1924
2080 2.39 947 2307
2510 2.89 1001 2465
2710 3.12 1059 3015
3333 3.83 1120 3661
4059 4.67 1182 4411
4898 5.63 1247 5274
5859 6.74 1313 6260
6952 8.00 1381 7378
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1.8 2.0
Bhp Watts Rpm Bhp
2662 3.06 1146 2944
3129 3.60 1184 3432
3678 4.23 1227 4001
4315 4.96 1274 4658
5051 5.81 1324 5415
5892 6.78 1377 6278
6847 7.87 — —
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0.8 1.0
Bhp Watts Rpm Bhp
1767 2.03 910 1982
2158 2.48 962 2388
2609 3.00 1017 2583
2845 3.27 1076 3163
3497 4.02 1138 3843
4259 4.90 1201 4631
5136 5.91 1267 5535
6140 7.06 1334 6567
7281 8.37 — —
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1.8 2.0
Bhp Watts Rpm Bhp
2708 3.11 1162 2979
3221 3.70 1202 3517
3814 4.39 1246 4135
4497 5.17 1294 4844
5280 6.07 1345 5652
6172 7.10 1398 6569
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Watts
2.21
2.65
2.84
3.47
4.21
5.07
6.07
7.20
8.49
—
—
—
—
—
Watts
3.39
3.95
4.60
5.36
6.23
7.22
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—
—
—
—
—
—
—
Watts
2.28
2.75
2.97
3.64
4.42
5.33
6.37
7.55
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—
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Watts
3.43
4.05
4.76
5.57
6.50
7.56
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