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YORK® MIXED FLOW, INLINE FAN, MODEL MFSI
11
165
Wheel Dia.
Outlet Area
Tip Speed (FPM)
Maximum BHP
Max. Motor Frame Size
20.0 in.
2.72 sq. ft.
5.74 x RPM
.29 (RPM / 1000)
3
215T
Performance shown is for Installation Type B: free inlet, ducted outlet. Power rating (BHP) does not include belt drive losses. Performance ratings
do not include the effects of appurtenances in the airstream.
Bold
figures indicate maximum static efficiency. Approximate fan weights are less
motor and accessories.
CFM
OV
1/4" SP
1/2" SP
3/4" SP
1" SP
1 1/4" SP
1 1/2" SP
1 3/4" SP
2" SP
2 1/4" SP
2 1/2" SP
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
1500
551
734
0.11
878
0.19
1010
0.29
-
-
-
-
-
-
-
-
-
-
-
-
-
-
1650
607
778
0.13
912
0.22
1036
0.32
1153
0.43
-
-
-
-
-
-
-
-
-
-
-
-
1800
662
824
0.15
950
0.24
1067
0.35
1177
0.46
1283
0.58
-
-
-
-
-
-
-
-
-
-
1950
717
871
0.17
991
0.27
1101
0.38
1205
0.50
1306
0.63
1403
0.76
-
-
-
-
-
-
-
-
2100
772
918
0.19
1033
0.30
1137
0.42
1236
0.54
1332
0.67
1425
0.81
-
-
-
-
-
-
-
-
2250
827
967
0.22
1076
0.34
1176
0.46
1270
0.59
1362
0.72
1450
0.86
1536
1.01
1619
1.17
-
-
-
-
2400
882
1016
0.25
1121
0.37
1216
0.50
1307
0.64
1394
0.78
1478
0.92
1561
1.07
1641
1.23
1719
1.40
-
-
2550
938
1066
0.29
1167
0.42
1258
0.55
1345
0.69
1429
0.83
1510
0.99
1589
1.14
1666
1.31
1741
1.47
1815
1.65
2700
993
1116
0.33
1213
0.46
1302
0.60
1385
0.75
1465
0.90
1543
1.05
1619
1.21
1693
1.38
1766
1.56
1837
1.73
2850
1048
1167
0.37
1261
0.51
1346
0.65
1426
0.81
1504
0.96
1579
1.12
1652
1.29
1723
1.46
1793
1.64
1862
1.82
3200
1176
1286
0.48
1373
0.63
1453
0.80
1527
0.96
1599
1.13
1668
1.31
1735
1.49
1801
1.67
1866
1.86
1929
2.05
3500
1287
1390
0.60
1472
0.76
1547
0.94
1617
1.12
1685
1.30
1750
1.49
1813
1.68
1875
1.87
1936
2.07
1995
2.28
3800
1397
1494
0.73
1572
0.91
1643
1.10
1710
1.29
1774
1.48
1835
1.68
1895
1.89
1954
2.09
2011
2.30
2068
2.52
4100
1507
1599
0.89
1673
1.08
1741
1.28
1805
1.48
1866
1.69
1924
1.90
1981
2.12
2037
2.34
2091
2.56
2145
2.79
4400
1618
1705
1.07
1776
1.27
1840
1.48
1901
1.70
1960
1.92
2016
2.14
2070
2.37
2123
2.60
2175
2.84
2226
3.07
4700
1728
1812
1.27
1879
1.49
1941
1.71
1999
1.94
2055
2.17
2109
2.41
2161
2.65
2212
2.89
2261
3.14
2310
3.39
5000
1838
1919
1.50
1983
1.73
2042
1.96
2098
2.21
2152
2.45
2204
2.70
2254
2.95
2303
3.21
2350
3.47
2397
3.73
5300
1949
2026
1.76
2087
2.00
2144
2.25
2198
2.50
2250
2.76
2300
3.02
2348
3.28
2395
3.55
2441
3.83
2486
4.10
5600
2059
2134
2.04
2192
2.30
2247
2.56
2299
2.82
2349
3.09
2397
3.37
2444
3.65
2489
3.93
2534
4.21
2577
4.50
5900
2169
2241
2.36
2298
2.63
2351
2.90
2401
3.18
2449
3.46
2496
3.75
2541
4.04
2585
4.33
2628
4.63
2670
4.93
CFM
OV
2 3/4" SP
3" SP
3 1/2" SP
4" SP
4 1/2" SP
5" SP
5 1/2" SP
6" SP
6 1/2" SP
7" SP
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
3300
1213
2012
2.33
2072
2.53
2191
2.96
2307
3.41
-
-
-
-
-
-
-
-
-
-
-
-
3400
1250
2033
2.40
2092
2.61
2208
3.05
2322
3.50
2432
3.96
-
-
-
-
-
-
-
-
-
-
3500
1287
2054
2.48
2112
2.70
2226
3.13
2338
3.59
2447
4.06
-
-
-
-
-
-
-
-
-
-
3600
1324
2076
2.57
2133
2.78
2245
3.23
2355
3.69
2462
4.16
2566
4.66
-
-
-
-
-
-
-
-
3700
1360
2099
2.65
2155
2.87
2265
3.32
2372
3.79
2477
4.27
2580
4.77
-
-
-
-
-
-
-
-
3800
1397
2123
2.74
2178
2.96
2286
3.42
2391
3.89
2494
4.38
2596
4.88
2695
5.41
-
-
-
-
-
-
3900
1434
2147
2.83
2201
3.05
2307
3.52
2410
4.00
2512
4.49
2611
5.00
2709
5.53
2805
6.07
-
-
-
-
4000
1471
2172
2.92
2225
3.15
2329
3.62
2431
4.10
2530
4.61
2628
5.12
2724
5.65
2819
6.20
-
-
-
-
4100
1507
2197
3.01
2249
3.25
2351
3.73
2451
4.22
2549
4.72
2646
5.25
2740
5.78
2834
6.33
2925
6.90
-
-
4200
1544
2223
3.11
2274
3.35
2375
3.83
2473
4.33
2569
4.85
2664
5.37
2757
5.91
2849
6.47
2939
7.04
-
-
4300
1581
2249
3.21
2300
3.45
2398
3.95
2495
4.45
2590
4.97
2683
5.50
2775
6.05
2865
6.61
2954
7.19
3042
7.78
4400
1618
2276
3.32
2325
3.56
2423
4.06
2518
4.57
2611
5.10
2703
5.64
2793
6.19
2882
6.76
2970
7.34
3056
7.94
4500
1654
2303
3.42
2352
3.67
2447
4.18
2541
4.70
2633
5.23
2723
5.78
2812
6.33
2900
6.91
2986
7.50
3072
8.10
4600
1691
2330
3.53
2378
3.78
2472
4.30
2565
4.82
2655
5.36
2744
5.92
2832
6.48
2918
7.06
3003
7.65
3088
8.26
4700
1728
2358
3.64
2405
3.90
2498
4.42
2589
4.96
2678
5.50
2766
6.06
2852
6.63
2937
7.22
3021
7.82
3104
8.43
4800
1765
2386
3.76
2433
4.02
2524
4.55
2614
5.09
2701
5.64
2788
6.21
2873
6.79
2957
7.38
3040
7.98
-
-
5050
1857
2458
4.06
2503
4.33
2591
4.88
2677
5.44
2762
6.01
2845
6.59
2927
7.19
3008
7.80
3088
8.41
-
-
5300
1949
2531
4.38
2574
4.66
2660
5.23
2743
5.81
2825
6.40
2906
7.00
2985
7.61
3063
8.24
-
-
-
-
5550
2040
2605
4.72
2647
5.01
2730
5.60
2811
6.20
2890
6.81
2968
7.43
3045
8.06
-
-
-
-
-
-
5800
2132
2681
5.08
2722
5.38
2802
5.99
2881
6.61
2958
7.24
3034
7.88
3108
8.53
-
-
-
-
-
-
42
3/4
(MAX)
31
3/4
24
1/4
25
22
j
WR
2
= Inertial Starting Force
k
Maximum RPM is based on operating temperature of 100°F.
From 101°F through 200°F multiply RPM by 0.93.
Class
Fan Weight
(Lbs.)
Wheel Weight
(Lbs.)
WR
2
j
(Lbs. Ft.
2
)
Max. Wheel RPM
k
(Steel or Aluminum)
I
NA
38
9
2488
II
248
38
9
3111
Summary of Contents for MFSI
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