Trane IntelliPak Installation, Operation And Maintenance Manual page 113

Figure 74. Supply fan performance with variable frequency drive - 60 ton air-cooled, 73 ton evaporative condensing -
direct drive plenum, 120% width
8.0
7.5
7.0
6.5
6.0
5.5
1700 RPM
5.0
1600 RPM
4.5
1500 RPM
4.0
1400 RPM
3.5
1300 RPM
3.0
1200 RPM
2.5
1100 RPM
2.0
1000 RPM
1.5
1.0
0.5
0.0
0 2500 5000
Figure 75. Supply fan performance with variable frequency drive - 70 and 75 ton air-cooled, 80 and 89 ton evaporative
condensing - direct drive plenum, 80% width
8.0
7.5
1800 RPM
7.0
6.5
1700 RPM
6.0
1600 RPM
5.5
5.0 1500 RPM
4.5
1400 RPM
4.0
1300 RPM
3.5
1200 RPM
3.0
1100 RPM
2.5
1000 RPM
2.0
1.5
1.0
0.5
0.0
0 2500 5000
RT-SVX36K-EN
2100 RPM
2000 RPM
1900 RPM
1800 RPM
7500 10000 12500 15000
Airflow, CFM
1900 RPM
7500 10000 12500 15000
Airflow, CFM
17500 20000 22500 25000
2000 RPM
17500 20000 22500 25000
Unit Start Up
S_HL*60/73 Ton
Dual 25" 120% Width
DDP Fan
Entrance Losses
- without Evap Coil
- without Filters
- without Return Air Dampers
- without Exhaust Fan
Fan Curve Limits
- Minimum Total Motor HP = 10 (2x5HP)
- Maximum Total Motor HP = 40 (2x20HP)
- Maximum Fan RPM = 2100
- Maximum CFM = 27,000
- Maximum Static Pressure Leaving the
unit = 4.0" w.c.
27500 30000
S_HL*70 & 75/89 Ton
Dual 27" 80% Width DDP Fan
Entrance Losses
- without Evap Coil
- without Filters
- without Return Air Dampers
- without Exhaust Fan
Fan Curve Limits
- Minimum Total Motor HP = 10 (2x5HP)
- Maximum Total Motor HP = 50 (2x25HP)
- Maximum Fan RPM = 2000
- Maximum CFM = 27,000
- Maximum Static Pressure Leaving the
unit = 4.0" w.c.
27500 30000
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