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10
Table 5 — Fan Performance — 48/50N 105 Nominal Ton Units Standard Supply Fan Data
LEGEND
Bhp —
Brake Horsepower
AIRFLOW
(cfm)
AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)
0.2
0.4
0.6
0.8
1.0
Rpm
Bhp
Rpm
Bhp
Rpm
Bhp
Rpm
Bhp
Rpm
Bhp
21,000
974
8.74
996
9.38
1019
10.03
1041
10.70
1063
11.37
25,000
1132
13.69
1151
14.44
1171
15.20
1190
15.97
1209
16.75
27,000
1213
16.82
1231
17.62
1249
18.44
1267
19.26
1284
20.09
29,000
1294
20.43
1312
21.30
1328
22.17
1345
23.05
1362
23.93
31,000
1377
24.60
1393
25.51
1409
26.44
1425
27.37
1441
28.31
33,000
1461
29.35
1476
30.33
1491
31.31
1506
32.30
1521
33.29
35,000
1546
34.75
1560
35.78
1575
36.82
1589
37.87
1603
38.92
37,000
1632
40.86
1645
41.94
1659
43.04
1672
44.14
1686
45.25
39,000
1719
47.72
1732
48.87
1744
50.03
1757
51.19
1770
52.35
41,000
—
—
—
—
—
—
—
—
—
—
42,000
—
—
—
—
—
—
—
—
—
—
44,000
—
—
—
—
—
—
—
—
—
—
46,000
—
—
—
—
—
—
—
—
—
—
48,000
—
—
—
—
—
—
—
—
—
—
52,500
—
—
—
—
—
—
—
—
—
—
AIRFLOW
(cfm)
AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)
1.2
1.4
1.6
1.8
2.0
Rpm
Bhp
Rpm
Bhp
Rpm
Bhp
Rpm
Bhp
Rpm
Bhp
21,000
1084
12.05
1105
12.74
1126
13.44
1147
14.14
1167
14.86
25,000
1227
17.54
1246
18.33
1264
19.13
1282
19.94
1300
20.76
27,000
1302
20.93
1319
21.78
1336
22.63
1353
23.50
1370
24.37
29,000
1378
24.82
1395
25.73
1411
26.63
1427
27.55
1443
28.47
31,000
1456
29.26
1472
30.22
1487
31.18
1502
32.14
1517
33.12
33,000
1536
34.29
1550
35.30
1565
36.32
1579
37.34
1593
38.37
35,000
1617
39.98
1630
41.04
1644
42.12
1658
43.19
1671
44.27
37,000
1699
46.36
1712
47.49
1725
48.61
1738
49.74
1751
50.88
39,000
1782
53.52
1795
54.70
—
—
—
—
—
—
41,000
—
—
—
—
—
—
—
—
—
—
42,000
—
—
—
—
—
—
—
—
—
—
44,000
—
—
—
—
—
—
—
—
—
—
46,000
—
—
—
—
—
—
—
—
—
—
48,000
—
—
—
—
—
—
—
—
—
—
52,500
—
—
—
—
—
—
—
—
—
—
AIRFLOW
(cfm)
AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)
2.2
2.4
2.6
2.8
3.0
Rpm
Bhp
Rpm
Bhp
Rpm
Bhp
Rpm
Bhp
Rpm
Bhp
21,000
1187
15.58
1207
16.31
1226
17.04
1245
17.78
1264
18.53
25,000
1318
21.58
1335
22.41
1353
23.25
1370
24.09
1387
24.94
27,000
1387
25.24
1404
26.12
1420
27.01
1436
27.90
1452
28.81
29,000
1459
29.40
1474
30.33
1490
31.27
1505
32.22
1520
33.17
31,000
1532
34.10
1547
35.09
1562
36.08
1576
37.08
1591
38.09
33,000
1608
39.40
1622
40.44
1636
41.49
1650
42.54
1663
43.61
35,000
1685
45.36
1698
46.46
1712
47.55
1725
48.66
1738
49.78
37,000
1764
52.03
1777
53.18
1789
54.33
—
—
—
—
39,000
—
—
—
—
—
—
—
—
—
—
41,000
—
—
—
—
—
—
—
—
—
—
42,000
—
—
—
—
—
—
—
—
—
—
44,000
—
—
—
—
—
—
—
—
—
—
46,000
—
—
—
—
—
—
—
—
—
—
48,000
—
—
—
—
—
—
—
—
—
—
52,500
—
—
—
—
—
—
—
—
—
—
AIRFLOW
(cfm)
AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)
3.2
3.4
3.6
3.8
4.0
Rpm
Bhp
Rpm
Bhp
Rpm
Bhp
Rpm
Bhp
Rpm
Bhp
21,000
1283
19.29
1302
20.05
1320
20.82
1338
21.59
1356
22.37
25,000
1404
25.80
1420
26.67
1437
27.53
1453
28.41
1470
29.29
27,000
1468
29.71
1484
30.63
1500
31.55
1515
32.47
1531
33.41
29,000
1536
34.13
1551
35.10
1566
36.07
1580
37.05
1595
38.03
31,000
1605
39.10
1620
40.11
1634
41.14
1648
42.16
1662
43.20
33,000
1677
44.67
1691
45.74
1704
46.81
1718
47.89
1731
48.98
35,000
1751
50.89
1764
52.01
1777
53.14
1790
54.28
—
—
37,000
—
—
—
—
—
—
—
—
—
—
39,000
—
—
—
—
—
—
—
—
—
—
41,000
—
—
—
—
—
—
—
—
—
—
42,000
—
—
—
—
—
—
—
—
—
—
44,000
—
—
—
—
—
—
—
—
—
—
46,000
—
—
—
—
—
—
—
—
—
—
48,000
—
—
—
—
—
—
—
—
—
—
52,500
—
—
—
—
—
—
—
—
—
—
Содержание WeatherExpert 48N2
Страница 135: ...135 Fig 18 48 50N Typical Power Schematic Nominal 075 Ton Unit Shown ...
Страница 136: ...136 Fig 19 48 50N Typical Power Schematic Nominal Ton 90 150 Units Shown ...
Страница 137: ...137 Fig 20 48 50N Main Base Board Input Output Connections ...
Страница 138: ...138 Fig 21 48 50N RXB EXB CEM Input Output Connections a48 9307 ...
Страница 139: ...139 Fig 22 48 50N EXV SCB Input Output Connections a48 9308 ...
Страница 140: ...140 Fig 23 48N Typical Modulating Gas Heat Unit Control Wiring ...
Страница 141: ...141 Fig 24 50N Typical Electric Heat Unit Control Wiring ...
Страница 144: ...144 Fig 27 48N Typical Gas Heat Section Wiring Nominal Ton 120 to 150 Units ...
Страница 145: ...145 Fig 28 48 50N Typical Power Component Control Wiring 460 v ...
Страница 146: ...146 Fig 29 48 50N Component Control Wiring 575 v Nominal Ton 075 to 150 Units ...
Страница 147: ...147 Fig 30 48 50N Component Arrangement Power Box ...
Страница 148: ...148 Fig 31 48 50N Component Arrangement Control Box ...
Страница 168: ...168 Fig 47 Sensor and Ignition Position Fig 48 Combustion Blower Details SENSOR DETAILS IGNITION DETAILS ...
Страница 240: ...240 APPENDIX D VFD INFORMATION CONT Fig G VFD Bypass Wiring Diagram WHEN USED ...