Fan performance
Table 9: DSH024C – Supply air blower performance
Available external static pressure – iwg
1
0.0
0.1
0.2
0.3
0.4
0.6
0.8
1.0
Supply
CFM
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
Low static
drive
3
Factory drive + 0.5 HP
Hi-static drive + 0.5 HP
600
318
0.03
426
0.04
520
0.06
604
0.08
679
0.10
810
0.14
923
0.19
-
-
700
371
0.04
466
0.06
550
0.08
628
0.10
699
0.13
826
0.18
937
0.23
-
-
800
423
0.06
508
0.08
585
0.10
656
0.13
723
0.15
844
0.20
-
-
-
-
900
476
0.09
552
0.11
622
0.14
688
0.16
751
0.19
866
0.24
-
-
-
-
1000
529
0.11
598
0.14
662
0.18
723
0.20
781
0.23
891
0.29
-
-
-
-
Note:
1. Blower performance includes evaporator coil and 2-inch filters.
2. At higher evaporator airflows and wet bulb conditions, condensate carry-over may
occur. Decrease airflow downward as necessary.
3. Field supplied low static drive.
Table 10: DSH024C – Condenser fan performance
Available external static pressure – iwg
0.0
0.2
0.4
0.6
0.8
Outdoor CFM
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
Standard factory drive
Hi-static drive
1600
461
0.16
573
0.23
675
0.31
767
0.39
849
0.48
Table 11: DSH036C – Supply air blower performance
Available external static pressure – iwg
1
0.0
0.1
0.2
0.3
0.4
0.6
0.8
1.0
Supply
CFM
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
Low static
drive
3
Factory drive + 0.75 HP
Hi-static drive + 0.75 HP
800
453
0.06
534
0.09
609
0.11
679
0.14
744
0.16
866
0.21
969
0.26 1065 0.33
1000
566
0.13
633
0.16
695
0.19
755
0.21
812
0.24
917
0.30 1016 0.38
-
-
1200
680
0.23
735
0.26
789
0.29
840
0.33
890
0.36
983
0.43 1074 0.50
-
-
1400
792
0.36
841
0.40
887
0.44
932
0.48
977
0.51 1061 0.59
-
-
-
-
1600
906
0.54
948
0.58
990
0.63 1030 0.66 1069 0.71
-
-
-
-
-
-
Note:
1. Blower performance includes evaporator coil and 2-inch filters.
2. At higher evaporator airflows and wet bulb conditions, condensate carry-over may
occur. Decrease airflow downward as necessary.
3. Field supplied low static drive.
Model DSH024C–120C Horizontal R-410A Air Conditioning Units C-Generation Smart Equipment Controller
32
Johnson Controls