127
PERFORMANCE DATA (cont)
FAN PERFORMANCE — HORIZONTAL DISCHARGE UNITS (cont)
LEGEND
*Motor drive range: 860 to 1080 rpm. All other rpms require field-supplied
drive.
See page 107 for general fan performance notes.
NOTES:
1.
Boldface
indicates field-supplied drive is required.
2. Maximum continuous bhp is 4.20.
581B102 (8
1
/
2
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
2500
513
0.45
423
603
0.62
576
682
0.78
732
753
0.96
892
817
1.13
1055
2600
526
0.50
463
614
0.67
621
692
0.84
783
761
1.02
948
825
1.20
1117
2700
539
0.54
505
625
0.72
670
702
0.90
837
770
1.08
1008
834
1.27
1182
2800
552
0.59
551
637
0.77
721
712
0.96
894
780
1.15
1070
842
1.34
1250
2900
565
0.64
599
648
0.83
775
722
1.02
954
789
1.22
1136
851
1.42
1321
3000
579
0.70
651
660
0.89
832
732
1.09
1017
799
1.29
1204
860
1.50
1395
3100
592
0.76
706
672
0.96
893
743
1.16
1083
808
1.37
1276
869
1.58
1471
3200
606
0.82
764
684
1.03
957
754
1.24
1153
818
1.45
1351
878
1.66
1552
3300
620
0.88
825
696
1.10
1024
765
1.31
1225
829
1.53
1429
888
1.75
1636
3400
634
0.95
890
709
1.17
1095
777
1.40
1302
839
1.62
1511
897
1.85
1723
3500
648
1.03
958
721
1.25
1169
788
1.48
1381
850
1.71
1597
907
1.95
1815
3600
662
1.10
1030
734
1.34
1246
800
1.57
1465
860
1.81
1686
917
2.05
1909
3700
676
1.19
1106
747
1.42
1328
811
1.66
1552
871
1.91
1779
927
2.15
2008
3800
690
1.27
1185
760
1.52
1414
823
1.76
1644
882
2.01
1876
938
2.26
2111
3900
705
1.36
1269
773
1.61
1503
835
1.86
1739
894
2.12
1977
948
2.38
2217
4000
719
1.45
1357
786
1.71
1597
848
1.97
1838
905
2.23
2082
959
2.50
2328
4100
734
1.55
1449
799
1.82
1695
860
2.08
1942
917
2.35
2192
970
2.62
2443
4200
748
1.66
1545
813
1.93
1797
872
2.20
2050
928
2.47
2305
981
2.75
2562
4300
763
1.76
1646
826
2.04
1903
885
2.32
2162
940
2.60
2423
992
2.88
2686
581B102 (8
1
/
2
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
2500
877
1.31
1222
933
1.49
1392
986
1.68
1565
1037
1.87
1742
1085
2.06
1921
2600
885
1.38
1289
940
1.57
1464
993
1.76
1643
1043
1.96
1824
1091
2.15
2008
2700
892
1.46
1359
948
1.65
1540
1000
1.85
1723
1049
2.05
1909
1097
2.25
2099
2800
900
1.54
1432
955
1.74
1618
1007
1.94
1807
1056
2.14
1998
1103
2.35
2192
2900
908
1.62
1508
963
1.82
1699
1014
2.03
1893
1063
2.24
2089
1110
2.45
2289
3000
917
1.70
1587
970
1.91
1784
1021
2.13
1983
1070
2.34
2185
1117
2.56
2389
3100
925
1.79
1670
979
2.01
1872
1029
2.23
2076
1077
2.45
2283
1123
2.67
2492
3200
934
1.88
1756
987
2.10
1963
1037
2.33
2172
1085
2.56
2384
1131
2.79
2599
3300
943
1.98
1845
995
2.21
2057
1045
2.44
2272
1092
2.67
2490
1138
2.91
2710
3400
952
2.08
1939
1004
2.31
2156
1053
2.55
2376
1100
2.79
2599
1145
3.03
2824
3500
961
2.18
2035
1013
2.42
2258
1062
2.66
2483
1108
2.91
2711
1153
3.15
2942
3600
971
2.29
2135
1022
2.53
2364
1070
2.78
2595
1116
3.03
2827
1161
3.29
3063
3700
981
2.40
2240
1031
2.65
2473
1079
2.91
2709
1125
3.16
2948
1169
3.42
3189
3800
990
2.52
2348
1040
2.77
2587
1088
3.03
2828
1133
3.30
3073
1177
3.56
3319
3900
1000
2.64
2459
1050
2.90
2705
1097
3.17
2951
1142
3.43
3201
1186
3.70
3452
4000
1011
2.76
2576
1059
3.03
2826
1106
3.30
3079
1151
3.58
3334
1194
3.85
3591
4100
1021
2.89
2697
1069
3.17
2953
1116
3.44
3210
1160
3.72
3471
1203
4.00
3733
4200
1031
3.03
2822
1079
3.31
3083
1125
3.59
3347
1169
3.87
3612
1212
4.16
3880
4300
1042
3.16
2951
1089
3.45
3218
1135
3.74
3487
1179
4.03
3758
—
—
—
Bhp
—
Brake Horsepower Input to Fan
Watts —
Input Watts to Motor
5
81B0
36-
15
0
Содержание 581A
Страница 30: ...30 BASE UNIT DIMENSIONS 580F036 072 a48 8195 580F036 151 ...
Страница 31: ...31 BASE UNIT DIMENSIONS 580F073 a48 8196 580F036 151 ...
Страница 32: ...32 BASE UNIT DIMENSIONS 580F090 120 150 a48 8197 580F036 151 ...
Страница 33: ...33 BASE UNIT DIMENSIONS 580F091 103 121 151 a48 8198 580F036 151 ...
Страница 91: ...91 BASE UNIT DIMENSIONS 581B036 072 a48 8199 581B036 150 ...
Страница 93: ...93 ACCESSORY DIMENSIONS 581B036 072 a48 8201 581B036 150 ...
Страница 94: ...94 ACCESSORY DIMENSIONS 581B090 150 a48 8202 581B036 150 ...
Страница 139: ...139 TYPICAL WIRING SCHEMATICS 581B SIZES 036 150 581B090 460 3 60 Shown a48 8233 580F036 151 AND 581B036 150 ...
Страница 150: ...150 BASE UNIT DIMENSIONS 581C024 060 581C024 060 ...
Страница 198: ...198 TYPICAL WIRING SCHEMATICS 579F 579F240 208 230 V Shown a48 7929 ...
Страница 202: ...202 TYPICAL PIPING AND WIRING 579F180 300 579F180 Shown LEGEND NEC National Electrical Code b48 1258 ...
Страница 205: ...205 BASE UNIT DIMENSIONS 580F180 210 a48 8203 580F180 300 ...
Страница 206: ...206 BASE UNIT DIMENSIONS 580F240 a48 8204 ...
Страница 207: ...207 BASE UNIT DIMENSIONS 580F300 a48 8205 580F180 300 ...
Страница 209: ...209 ACCESSORY DIMENSIONS 580F300 Vertical Roof Curbs 580F300 a48 7456 580F180 300 ...
Страница 227: ...227 TYPICAL PIPING AND WIRING 580F180 300 LEGEND NEC National Electrical Code b48 1258 580F180 300 ...
Страница 233: ...233 BASE UNIT DIMENSIONS 581A210 300 a48 8206 581A155 180 ...
Страница 237: ...237 ACCESSORY DIMENSIONS 581A210 300 a48 8234 581A155 180 ...
Страница 280: ...280 TYPICAL PIPING AND WIRING 581A 581A155 Shown LEGEND NEC National Electrical Code b48 1258 ...
Страница 297: ...297 ...