User's Manual

25RT-PRC010-EN
Table GD-2 — General Data — 50-75 Tons Continued
50 Ton 55 Ton 60 Ton 70 Ton 75 Ton
Filters
Panel Filters
Number/Size (Inches) 20 — 20x25x2 20 — 20x25x2 35 — 16x20x2 35 — 16x20x2 35 — 16x20x2
Face Area (Ft) 69.4 69.4 77.8 77.8 77.8
Bag Filters
Number/Size (Inches) 3 — 12x24x19 3 —12x24x19 6 — 12x24x19 6 — 12x24x19 6 — 12x24x19
9 — 24x24x19 9 — 24x24x19 8 — 24x24x19 8 — 24x24x19 8 — 24x24x19
Cartridge Filters 3 — 12x24x12 3 — 12x24x12 6 — 12x24x12 6 — 12x24x12 6 — 12x24x12
9 — 24x24x12 9 — 24x24x12 8 — 24x24x12 8 — 24x24x12 8 — 24x24x12
Prefilters (For Bag & Cartridge) 3 — 12x24x2 3 — 12x24x2 6 — 12x24x2 6 — 12x24x2 6 — 12x24x2
9 — 24x24x2 9 — 24x24x2 8 — 24x24x2 8 — 24x24x2 8 — 24x24x2
Face Area (Ft) 42.0 42.0 44.0 44.0 44.0
Standard Unit Min. Outside Air Temperature For Mechanical Cooling
Without Hot Gas Option 35 F 40 F 30 F 45 F 45 F
With Hot Gas Option 35 F 40 F 30 F 45 F 45 F
Low Ambient Option Min. Outside Air Temp
Without Hot Gas Option 0 F 0 F 0 F 0 F 0 F
With Hot Gas Option 10 F 10 F 10 F 10 F 10 F
Notes:
1. For cfm values outside these ranges, refer to RT-EB-104.
2. Refer to Table PD-30 for availability of electric heat kw ranges by voltage.
3. 50 - 75 Tons models are dual circuit.
4. The firing rate of the unit can vary from 33% of the Heater Mbh up to the nameplate rating of the unit.
5. The firing rate of the unit can vary from pilot rate of 125,000 Btuh up to the nameplate rating of the unit.
6. 40 Hp available as standard in 460 volt only.
General Data