264
PERFORMANCE DATA (cont)
FAN PERFORMANCE — HORIZONTAL DISCHARGE UNITS (cont)
LEGEND
*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.
Refer to page 261Refer to page 261 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
581A210 (18 TONS) (High Heat Units)*
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
3,500
645
1105
1.27
720
1329
1.53
788
1549
1.78
851
1767
2.03
910
1982
2.28
4,000
718
1454
1.67
785
1692
1.95
848
1926
2.22
906
2158
2.48
962
2388
2.75
4,500
792
1866
2.15
853
2117
2.43
911
2364
2.72
965
2609
3.00
1017
2583
2.97
5,000
867
2343
2.69
923
2605
3.00
977
2865
3.30
1027
2845
3.27
1076
3163
3.64
5,500
943
2889
3.32
995
3162
3.64
1044
3158
3.63
1092
3497
4.02
1138
3843
4.42
6,000
1019
3177
3.65
1067
3532
4.06
1113
3892
4.48
1158
4259
4.90
1201
4631
5.33
6,500
1096
3973
4.57
1141
4354
5.01
1184
4742
5.45
1226
5136
5.91
1267
5535
6.37
7,000
1173
4894
5.63
1215
5304
6.10
1256
5719
6.58
1295
6140
7.06
1334
6567
7.55
7,500
1250
5952
6.85
1290
6389
7.35
1328
6832
7.86
1366
7281
8.37
—
—
—
8,000
1328
7153
8.23
1365
7620
8.76
—
—
—
—
—
—
—
—
—
8,500
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
9,000
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
9,500
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
10,000
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
581A210 (18 TONS) (High Heat Units)* (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
3,500
965
2195
2.53
1018
2181
2.51
1068
2442
2.81
1116
2708
3.11
1162
2979
3.43
4,000
1014
2364
2.72
1064
2644
3.04
1112
2930
3.37
1158
3221
3.70
1202
3517
4.05
4,500
1067
2882
3.31
1114
3187
3.67
1160
3498
4.02
1204
3814
4.39
1246
4135
4.76
5,000
1123
3489
4.01
1168
3820
4.39
1211
4156
4.78
1253
4497
5.17
1294
4844
5.57
5,500
1182
4194
4.82
1224
4551
5.23
1266
4913
5.65
1306
5280
6.07
1345
5652
6.50
6,000
1243
5008
5.76
1283
5391
6.20
1323
5779
6.65
1361
6172
7.10
1398
6569
7.56
6,500
1306
5939
6.83
1345
6349
7.30
1382
6763
7.78
—
—
—
—
—
—
7,000
1371
6997
8.05
—
—
—
—
—
—
—
—
—
—
—
—
7,500
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
8,000
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
8,500
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
9,000
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
9,500
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
10,000
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Bhp
—
Brake Horsepower Input to Fan
Watts —
Input Watts to Motor
Summary of Contents for 581A
Page 30: ...30 BASE UNIT DIMENSIONS 580F036 072 a48 8195 580F036 151 ...
Page 31: ...31 BASE UNIT DIMENSIONS 580F073 a48 8196 580F036 151 ...
Page 32: ...32 BASE UNIT DIMENSIONS 580F090 120 150 a48 8197 580F036 151 ...
Page 33: ...33 BASE UNIT DIMENSIONS 580F091 103 121 151 a48 8198 580F036 151 ...
Page 91: ...91 BASE UNIT DIMENSIONS 581B036 072 a48 8199 581B036 150 ...
Page 93: ...93 ACCESSORY DIMENSIONS 581B036 072 a48 8201 581B036 150 ...
Page 94: ...94 ACCESSORY DIMENSIONS 581B090 150 a48 8202 581B036 150 ...
Page 150: ...150 BASE UNIT DIMENSIONS 581C024 060 581C024 060 ...
Page 198: ...198 TYPICAL WIRING SCHEMATICS 579F 579F240 208 230 V Shown a48 7929 ...
Page 205: ...205 BASE UNIT DIMENSIONS 580F180 210 a48 8203 580F180 300 ...
Page 206: ...206 BASE UNIT DIMENSIONS 580F240 a48 8204 ...
Page 207: ...207 BASE UNIT DIMENSIONS 580F300 a48 8205 580F180 300 ...
Page 209: ...209 ACCESSORY DIMENSIONS 580F300 Vertical Roof Curbs 580F300 a48 7456 580F180 300 ...
Page 233: ...233 BASE UNIT DIMENSIONS 581A210 300 a48 8206 581A155 180 ...
Page 237: ...237 ACCESSORY DIMENSIONS 581A210 300 a48 8234 581A155 180 ...
Page 280: ...280 TYPICAL PIPING AND WIRING 581A 581A155 Shown LEGEND NEC National Electrical Code b48 1258 ...
Page 297: ...297 ...