Trane Precedent TSC090H - Performance Data - Fan Speeds; Standard Motor Fan Speeds; Oversized Motor Fan Speeds; Electric Heater Temperature Rise

6 RT-SVF55F-EN
Performance Data
Table 2. Standard motor & sheave/fan speed (rpm)
Tons
Unit Model
Number
Fan
Sheave
6 Turns
Open
5 Turns
Open
4 Turns
Open
3 Turns
Open
2 Turns
Open
1 Turn
Open Closed
7.5 T/YSC090H AK59x1” N/A 805 865 925 985 1045 1105
Note: Factory set at 3 turns open.
Table 3. Standard motor & low static drive accessory sheave/fan speed (rpm)
Tons
Unit Model
Number
Fan
Sheave
6 Turns
Open
5 Turns
Open
4 Turns
Open
3 Turns
Open
2 Turns
Open
1 Turn
Open Closed
7.5 T/YSC090H AK74x1” N/A 602 650 698 746 794 842
Note: Factory set at 3 turns open.
Table 4. Oversized motor & drive sheave/fan speed (rpm)
Tons
Unit Model
Number
Fan
Sheave
6 Turns
Open
5 Turns
Open
4 Turns
Open
3 Turns
Open
2 Turns
Open 1 Turn Open Closed
7.5 T/YSC090H AK56x1” N/A 958 1022 1086 1150 1214 1278
Notes: Factory set at 3 turns open.
Table 5. Oversized motor & high static drive sheave/fan speed (rpm)
Tons Unit Model Number 6 Turns Open 5 Turns Open 4 Turns Open 3 Turns Open 2 Turns Open 1 Turn Open Closed
7.5 T/YSC090H BK52x1” N/A 1127 1197 1268 1338 1409
Notes: Factory set at 3 turns open.

Table 6. Air temperature rise across electric heaters (°F)
kW Stages 7.5 Tons, 3000 cfm, TSC090H3,4,W
9.0 1 9.5
18.0 1 19.0
27.0 2 28.5
36.0 2 37.9
Notes:
1. For minimum design airflow, see airflow pe
rformance table for each unit.
2. To calculate temp rise at different airflow
, use the following formula: 
Temp. rise across Electric Heater = kWx3414/1.08xCFM.