Unit installation

25
Q6SP-090* & Q5SN-090*
HSD kits
920394 (208-230V, 3Ø, 60 Hz)
920608 (460V, 3Ø, 60 Hz)
Downfl ow Performance Chart
‡ Indicates Factory Sheave Setting for Pre-confi gured Units
External
Unit Static
(in-Wg)
Operating @
230 or 460
Volts
Adjustable Motor Sheave Setting
Fully
Closed
1/2 Turn
Open
1 Turn
Open
1.5 Turns
Open ‡
2.0 Turns
Open
2.5 Turns
Open
3.0 Turns
Open
3.5 Turns
Open
4.0 Turns
Open
4.5 Turns
Open
5.0 Turns
Open
5.5 Turns
Open
6.0 Turns
Open
0.9
CFM
RPM
kW
1.0
CFM
RPM
kW
1.1
CFM
3725
3273
2820
RPM 937
906
875
kW
2.03
1.80
1.56
1.2
CFM
3490
RPM 938
kW
2.18
1.3
CFM
3720
3370 3020
RPM 986
965 943
kW
2.42
2.22 2.01
1.4
CFM
3480
3010
2540
RPM 988
968
947
kW
2.24
2.04
1.84
1.5
CFM
3775
3393 3010
RPM 1032
1012 992
kW
2.36
2.21 2.05
1.6
CFM
3525
3033
2540
RPM 1035
1016
996
kW
2.23
2.06
1.89
1.7
CFM
3750
3400 3050
RPM 1074
1057 1040
kW
2.48
2.27 2.05
1.8
CFM
3900 3713 3525
3050
2575
RPM 1105 1092 1079
1062
1044
kW
2.95
2.69 2.43
2.16
1.88
1.9
CFM
3700
3375 3050
RPM 1109
1097 1084
kW
2.74
2.47 2.20
2.0
CFM
3100
RPM
1117
kW
2.33
Values includes losses for: Unit Casing, 2” Disposable Filters & Dry Evaporator Coil
Values shown refl ect operation at 230V or 460V. For operation at 208V, deduct 0.025 from unit static.
Deduct 250 Cfm for electric heater kits
3862
Indicates a recommended unit operational point
1159
3.03
3493
Indicates an allowable setting that is not recommended for unit operation
†
† These operational points should be carefully examined by the installer for proper unit setup and heater operation if used.
1017
2.07
Indicates a setting that is not permitted for unit operation
Table 21. Blower Performance for Q6SP-090* & Q5SN-090* Units
(7.5 Ton Downfl ow Models Only)