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Airflow Data - Daikin ARUF Series Manual

Multi-position multi-speed air handler with psc motor 2 to 5 tons

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Motor
Model
Speed
Low
ARUF25B14
Med
High
Low
ARUF29B14
Med
High
Low
ARUF31B14
Med
High
Low
ARUF37C14
Med
High
Low
ARUF43C14
Med
High
Low
ARUF49C14
Med
High
Low
ARUF37D14
Med
High
Low
ARUF43D14
Med
High
Low
ARUF47D14
Med
High
Low
ARUF49D14
Med
High
Low
ARUF61D14
Med
High
Notes
Airflow data indicated is at 230V without air filter in place.
The chart is for information only. For satisfactory operation, external static pressure must not exceed value shown on rating plate.
The shaded area indicates ranges in excess of maximum design external static pressure.
Use the CFM adjustment factors of 0.98 for horizontal left and 0.96 for horizontal right & downflow orientations
SS-DARUF
Static Pressure (in w.c) Airflow (CFM)
0.1
0.2
0.3
650
620
595
885
865
825
1255
1225
1130
650
620
595
885
865
825
1255
1225
1130
660
625
595
930
905
865
1235
1185
1130
1120
1085
1040
1425
1385
1345
1625
1575
1520
1120
1085
1040
1425
1385
1345
1625
1575
1520
1295
1255
1225
1535
1485
1420
1755
1680
1590
1155
1115
1070
1505
1470
1430
1785
1735
1680
1410
1360
1290
1610
1540
1470
1900
1830
1740
1420
1370
1310
1625
1585
1515
1930
1890
1820
1410
1360
1290
1610
1540
1470
1900
1830
1740
1530
1500
1460
1950
1885
1830
2235
2170
2100
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0.4
0.5
0.6
540
490
420
815
750
690
1090
965
925
540
490
420
815
750
690
1090
965
925
560
500
430
820
765
700
1060
990
910
1000
940
875
1285
1220
1145
1460
1375
1295
1000
940
875
1285
1220
1145
1460
1375
1295
1175
1120
1055
1370
1295
1215
1515
1425
1340
1015
955
895
1375
1300
1210
1625
1555
1440
1210
1120
1010
1390
1300
1190
1645
1540
1420
1240
1125
1045
1435
1350
1235
1735
1635
1505
1210
1120
1010
1390
1300
1190
1645
1540
1420
1405
1350
1280
1785
1745
1670
2030
1965
1915

Airflow Data

0.7
275
560
800
275
560
800
330
590
825
800
1060
1200
800
1060
1200
970
1130
1250
840
1105
1330
920
1060
1280
960
1095
1355
920
1060
1280
1155
1595
1825
5

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