with Puron® Refrigerant
6 to 20 Nominal Tons
The Gemini® 38AU series outdoor units and matched with the 40RU series indoor air handlers offer a wide variety of options for your HVAC application needs. This series is designed for long dependable operation whether it's a rooftop or on-the-ground installation. All GEMINI 38AU Condensing Units and 40RU Fan Coils use environmentally sound Puron® refrigerant. Together, they create a reliable split system that provides easy solutions to a wide range of commercial HVAC needs.
Performance Features
- 38AUQ Heat Pump EERs up to 11.0 and 3.5 COP
- ASHRAE 90.1 Efficiency Compliant
- Standard crankcase heater
- Compressor vibration isolation
- Low ambient temperature control
- Unit performance certified in accordance with ARI standard 340/360
Reliability Features
- High and low-pressure switches
- Anti-short cycling protection
- Prepainted, galvanized steel cabinets that passes 500-hour salt-spray test
- Compressor overload protection
- Scroll compressor
- E-Coat coil protection
- UL, UL, Canada or ETL approved
Installation Features
- Shipped with Puron (R-410A) refrigerant partial charge
- Single-piece design
- Perimeter base rail with forklift slots and lifting holes facilitates rigging
- Suitable for mounting on the ground or the rooftop
- 24V control circuit transformer permits quick, easy wiring of thermostats
Maintenance Features
- Comfort Alert™ diagnostic board
- Powered and non-powered 115-v convenience outlet
- Compressor access panel with easy grip handle
- Easy starting, no-strip screw feature
- Non-fused disconnect switch
Factory-Installed Options
- Non-fused Disconnect
- Premium, E-coated condenser coil
- Convenience outlet (powered)
- Low ambient temperature Motormaster® control
- Louvered hail guards
Field-Installed Accessories
- Low ambient temperature Motormaster® control
- Louvered hail guard
- Programmable thermostats
38AUQ/40RUQ AHRI Cooling Ratings
| Unit | Cooling Stages | Nominal Capacity (Tons) | Net Cooling Capacity (MBH) | Total Power (kW) | EER | IEER |
|---|---|---|---|---|---|---|
| 38AUQ07 / 40RUQ07 | 1 | 6 | 70.0 | 6.4 | 11.0 | 12.6 |
| 38AUQ08 / 40RUQ08 | 1 | 7.5 | 89.0 | 8.1 | 11.0 | 12.0 |
| 38AUQ12 / 40RUQ12 | 1 | 10 | 112.0 | 10.2 | 11.0 | 12.0 |
| 38AUQ16 / 40RUQ16 | 2 | 15 | 178.0 | 16.8 | 10.6 | 11.0 |
| 38AUQ25 / 40RUQ25 | 2 | 20 | 220.0 | 20.8 | 10.7 | 11.0 |
38AUQ/40RUQ AHRI High Heat Ratings at 47°F (8°C)
| Unit | Heating Stages | Nominal Capacity (Tons) | Net Cooling Capacity (MBH) | Total Power (kW) | COP |
|---|---|---|---|---|---|
| 38AUQ07 / 40RUQ07 | 1 | 6 | 66.0 | 5.9 | 3.30 |
| 38AUQ08 / 40RUQ08 | 1 | 7.5 | 87.0 | 7.7 | 3.30 |
| 38AUQ12 / 40RUQ12 | 1 | 10 | 106.0 | 9.4 | 3.30 |
| 38AUQ16 / 40RUQ16 | 2 | 15 | 178.0 | 15.3 | 3.40 |
| 38AUQ25 / 40RUQ25 | 2 | 20 | 214.0 | 17.9 | 3.50 |
38AUQ/40RUQ AHRI Low Heat Ratings at 17°F (-8°C)
| Unit | Heating Stages | Nominal Capacity (Tons) | Net Cooling Capacity (MBH) | Total Power (kW) | COP |
|---|---|---|---|---|---|
| 38AUQ07 / 40RUQ07 | 1 | 6 | 39.0 | 5.2 | 2.20 |
| 38AUQ08 / 40RUQ08 | 1 | 7.5 | 52.0 | 6.9 | 2.20 |
| 38AUQ12 / 40RUQ12 | 1 | 10 | 70.0 | 9.3 | 2.20 |
| 38AUQ16 / 40RUQ16 | 2 | 15 | 108.0 | 13.2 | 2.40 |
| 38AUQ25 / 40RUQ25 | 2 | 20 | 130.0 | 15.9 | 2.40 |
AHRI = Air-Conditioning, Heating and Refrigeration Institute
ASHRAE = American Society of Heating, Refrigerating and Air Conditioning, Inc.
EER = Energy Efficiency Ratio
IEER = Integrated Energy Efficiency Ratio
COP = Coefficient of Performance
NOTES
1. Rated in accordance with ARI Standard 340/360---07, as appropriate.
2. Ratings are based on:
- Cooling Standard: 27°C (80°F) db, 19°C (67°F) wb indoor air temp and 35°C (95°F) db outdoor air temp.
- IEER Standard: 27°C (80°F) db, 19°C (67°F) wb indoor air temp and 4 various outdoor temperatures.
3. All units comply with ASHRAE 90.1 Energy Standard for minimum EER and IEER requirements.
US 1517 
MY 1158 
CN 305 
AP 135 
AU 101 
DE 79 
GB 68 
CA 59 
