Performance data q fan size 49 – Trane Fan User Manual
Page 42
42
Fan Size 49”
Wheel Dia.
49.0 inches
1245 mm
Inlet Area
14.96 square feet
1.390 m
2
Outlet Area
14.96 square feet
1.390 m
2
Tip Speed
12.83 x RPM
3.911
ft./minute
m/minute
Minimum Fan RPM (Without VFRB Option)
Motor
Minimum Fan RPM
1800 RPM
301
1200 RPM
201
Performance
Data
Q Fan
Size 49
Table P-11 — Size 49 Q-Fan
CFM
Out-
Total Static Pressure
Std.
let
1
/
4
”
3
/
8
”
1
/
2
”
5
/
8
”
3
/
4
”
1”
1
1
/
4
”
1
1
/
2
”
1
3
/
4
”
2”
Air
Vel.
RPM
BHP
RPM BHP
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP RPM
BHP
13000 868
353
1.0
376
1.2
400
1.6
425
1.9
451
2.3
•14000 935
373
1.1
395
1.4
417
1.7
439
2.1
463
2.4
15000 1002
394
1.3
414
1.6
435
1.9
455
2.3
476
2.6
521
3.5
•160001069
415
1.4
434
1.8
453
2.1
472
2.5
492
2.9
532
3.7
17000 1136
437
1.6
454
2.0
472
2.4
490
2.7
508
3.1
545
4.0
585
4.9
18000 1203
458
1.9
475
2.2
492
2.6
509
3.0
525
3.4
560
4.3
596
5.2
19000 1270
480
2.1
496
2.5
511
2.9
528
3.3
544
3.7
576
4.6
610
5.6
645
6.6
20000 1336
503
2.4
517
2.8
532
3.2
547
3.6
563
4.1
593
4.9
624
5.9
657
7.0
691
8.1
21000 1403
525
2.7
539
3.1
552
3.5
567
3.9
582
4.4
611
5.3
640
6.3
671
7.4
702
8.5
22000 1470
548
3.0
560
3.4
574
3.9
587
4.3
601
4.8
629
5.8
657
6.7
685
7.8
715
9.0
745
10.2
23000 1537
570
3.4
582
3.8
595
4.2
608
4.7
621
5.2
648
6.2
674
7.2
701
8.3
729
9.5
757
10.7
•240001604
593
3.7
605
4.2
616
4.6
629
5.1
641
5.6
667
6.7
692
7.7
718
8.8
744
10.0
771
11.2
25000 1671
616
4.2
627
4.6
638
5.1
650
5.6
662
6.1
686
7.2
711
8.3
735
9.3
760
10.5
785
11.8
26000 1737
639
4.6
649
5.1
660
5.6
671
6.1
682
6.6
706
7.7
730
8.8
753
9.9
777
11.1
801
12.4
27000 1804
662
5.1
672
5.6
682
6.1
693
6.6
704
7.1
726
8.2
749
9.4
772
10.6
794
11.8
817
13.0
28000 1871
685
5.6
695
6.1
704
6.6
715
7.1
725
7.7
746
8.8
768
10.0
790
11.3
812
12.5
834
13.7
29000 1938
708
6.1
717
6.6
727
7.2
737
7.7
746
8.3
767
9.5
788
10.7
809
12.0
830
13.2
851
14.5
30000 2005
731
6.7
740
7.2
749
7.8
759
8.3
768
8.9
788
10.1
808
11.4
828
12.7
849
14.0
869
15.3
31000 2072
754
7.3
763
7.9
772
8.4
781
9.0
790
9.6
809
10.8
828
12.1
848
13.5
868
14.8
888
16.2
32000 2139
777
8.0
786
8.6
794
9.1
803
9.7
812
10.3
830
11.6
848
12.9
867
14.2
887
15.6
906
17.1
33000 2205
801
8.7
809
9.3
817
9.9
826
10.5
834
11.1
851
12.4
869
13.7
887
15.1
906
16.5
925
18.0
34000 2272
824
9.4
832 10.0
840
10.6
848
11.2
856
11.9
873
13.2
890
14.5
908
15.9
926
17.4
944
18.9
35000 2339
847
10.2
855 10.8
863
11.4
871
12.1
879
12.7
895
14.1
911
15.4
928
16.9
946
18.4
964
19.9
36000 2406
871
11.0
878 11.7
886
12.3
893
13.0
901
13.6
917
15.0
933
16.4
949
17.8
966
19.3
983
20.9
CFM
Out-
Total Static Pressure
Std.
let
2
1
/
4
”
2
1
/
2
”
3”
3
1
/
2
”
4”
4
1
/
2
”
5”
5
1
/
2
”
6”
6
1
/
2
”
Air
Vel.
RPM
BHP
RPM BHP
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP RPM
BHP
23000 1537
787
12.0
24000 1604
798
12.6
827 13.9
25000 1671
811
13.1
838 14.5
26000 1737
825
13.8
851 15.2
903
18.1
27000 1804
840
14.4
864 15.8
913
18.8
28000 1871
856
15.1
879 16.5
925
19.5
974
22.8
29000 1938
873
15.8
894 17.3
939
20.3
985
23.6
30000 2005
890
16.6
910 18. 1
953
21.2
996
24.4
1042
27.9
31000 2072
907
17.5
927 18.9
968
22.0
1009
25.3
1053
28.8
32000 2139
925
18.4
944 19.8
983
22.9
1023
26.3
1064
29.7
1107
33.5
33000 2205
944
19.4
962 20.8
999
23.9
1038
27.3
1077
30.8
1118
34.5
34000 2272
962
20.4
980 21.9
1016
24.9
1053
28.3
1091
31.9
1129
35.6
1170
39.5
35000 2339
981
21.4
999 23.0
1033
26.0
1069
29.4
1105
33.0
1143
36.8
1181
40.6
1221
44.8
36000 2406
1000
22.5
1017 24.1
1051
27.2
1085
30.5
1120
34.2
1156
38.0
1192
41.9
1230
46.0
37000 2473
1020
23.6
1036 25.2
1069
28.4
1102
31.7
1136
35.4
1171
39.2
1206
43.2
1242
47.3
38000 2540
1039
24.8
1055 26.4
1088
29.8
1120
33.0
1152
36.6
1186
40.5
1220
44.5
1254
48.6
39000 2606
1058
25.9
1075 27.6
1106
31.1
1137
34.4
1169
38.0
1201
41.9
1234
45.9
40000 2673
1078
27.1
1094 28.9
1125
32.4
1155
35.8
1186
39.4
1217
43.3
1249
47.4
41000 2740
1099
28.4
1114 30.2
1144
33.8
1174
37.5
1203
40.9
1234
44.8
1264
48.9
42000 2807
1119
29.8
1133 31.6
1163
35.3
1193
39.0
1221
42.5
1251
46.4
43000 2874
1140
31.2
1154 33.0
1183
36.8
1211
40.6
1240
44.3
1268
48.0
44000 2941
1160
32.6
1174 34.5
1202
38.3
1230
42.2
1258
46.1
45000 3008
1181
34.2
1195 36.0
1222
39.8
1250
43.8
46000 3074
1202
35.7
1215 37.6
1241
41.5
1269
45.5
Performance based on 0.075 lbs. per cubic foot density (air at 70 F and 29.92 Hg Bar).
Performance shown is for installation Type B: free inlet, ducted outlet.
Power rating (BHP) does not include drive losses.
Performance ratings do not include the effects of appurtenances in the airstream.
When inlet vanes are used increase rpm 1 percent and brake horsepower 3 percent.
Fan tables cover part of fan operating range; fan curves show full operating range.
Pressure Class Limits
Class
Maximum RPM
I
949
II
1274