Installation
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IM 782-12 • DESTINY AIR HANDLERS
Minimum Air Velocity
Recommended minimum air flow through a specific heater is
Table 4: LAH002 Minimum Air Flow
Heater Capacity, kW
1 .5
2
2 .5
3
3 .5
4
4 .5
5
5 .5
6
6 .5
7
7 .5
8
8 .5
Minimum air flow, CFM
184
218
249
274
292
310
328
344
359
371
382
387
398
396
400
Heater Capacity, kW (cont.)
9
10
Minimum air flow, CFM (cont.)
404
409
Table 5: LAH003 Minimum Air Flow
Heater Capacity, kW
2 .5
3
3 .5
4
4 .5
5
5 .5
6
6 .5
7
7 .5
8
8 .5
9
10
Minimum air flow, CFM
298
339
368
400
426
446
466
484
501
519
536
550
565
579
605
Heater Capacity, kW (cont.)
11
12
13
14
15
16
17
18
19
20
Minimum air flow, CFM (cont.)
620
629
637
646
652
658
660
660
663
663
Table 6: LAH004 Minimum Air Flow
Heater Capacity, kW
2 .5
3
3 .5
4
4 .5
5
5 .5
6
6 .5
7
7 .5
8
8 .5
9
10
Minimum air flow, CFM
298
339
368
400
426
446
466
484
501
519
536
550
565
579
605
Heater Capacity, kW (cont.)
11
12
13
14
15
16
17
18
19
20
Minimum air flow, CFM (cont.)
620
629
637
646
652
658
660
660
663
663
Table 7: LAH005 Minimum Air Flow
Heater Capacity, kW
4
4 .5
5
5 .5
6
6 .5
7
7 .5
8
8 .5
9
10
11
12
13
Minimum air flow, CFM
447
477
511
538
561
584
603
622
641
656
672
706
740
771
794
Heater Capacity, kW (cont.)
14
15
16
17
18
19
20
22
24
26
Minimum air flow, CFM (cont.)
809
824
832
840
847
855
859
866
870
874
Table 8: LAH005 Minimum Air Flow
Heater Capacity, kW
4
4 .5
5
5 .5
6
6 .5
7
7 .5
8
8 .5
9
10
11
12
13
Minimum air flow, CFM
447
477
511
538
561
584
603
622
641
656
672
706
740
771
794
Heater Capacity, kW (cont.)
14
15
16
17
18
19
20
22
24
26
Minimum air flow, CFM (cont.)
809
824
832
840
847
855
859
866
870
874
Table 9: LAH007 Minimum Air Flow
Heater Capacity, kW
6
6 .5
7
7 .5
8
8 .5
9
10
11
12
13
14
15
16
17
Minimum air flow, CFM
637
673
704
729
750
765
790
831
867
903
938
969
1000
1030
1056
Heater Capacity, kW (cont.)
18
19
20
22
24
26
28
30
32
34
36
38
Minimum air flow, CFM (cont.)
1076
1096
1102
1117
1132
1142
1153
1163
1168
1168
1173
1173
Table 10: LAH010 Minimum Air Flow
Heater Capacity, kW
6
6 .5
7
7 .5
8
8 .5
9
10
11
12
13
14
15
16
17
Minimum air flow, CFM
637
673
704
729
750
765
790
831
867
903
938
969
1000
1030
1056
Heater Capacity, kW (cont.)
18
19
20
22
24
26
28
30
32
34
36
38
40
45
Minimum air flow, CFM (cont.)
1076
1096
1102
1117
1132
1142
1153
1163
1168
1168
1173
1173
1173
1178