Airflow data for medium static drives, Downfl ow performance chart – Reznor R6GN Option - Installation - High Static Blower Drive - Light Commercial User Manual
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11
P6SP-072*
MSD kits:
920609 (208-230V, 3Ø, 60 Hz)
920560 (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
0.8
CFM
RPM
kW
0.9
CFM
2598
2437
2275
2097
1919
RPM
1039
1014
988
960
931
kW
1.23
1.10
0.97
0.87
0.77
1.0
CFM
2595
2405
2232
2059
RPM
1066
1040
1016
991
kW
1.29
1.13
1.01
0.89
1.1
CFM
2770
2558
2392
2225
RPM
1123
1098
1071
1044
kW
1.55
1.36
1.20
1.04
1.2
CFM
2563
2401
2222
2043
RPM
1127
1102
1076
1049
kW
1.41
1.25
1.13
1.00
1.3
CFM
2557
2402
2246
RPM
1155
1129
1103
kW
1.47
1.33
1.19
1.4
CFM
2357
2182
2006
RPM
1157
1131
1105
kW
1.40
1.25
1.09
1.5
CFM
2455
2267
RPM
1185
1160
kW
1.45
1.35
1.6
CFM
2241
RPM
1189
kW
1.40
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 7. Blower Performance for P6SP-072* Units
(6 Ton Downfl ow Models Only)
AIRFLOW DATA FOR MEDIUM STATIC DRIVES