Split Systems Heat Pump and Condensing Units Accessory Hail Guard 15 and 20 Ton Cooling Unit 15 and 20 Ton Heat Pump CALVHLGD007A00, 008A00, 009A00
Gemini® Two-Stage Commercial Split System
Technical Specifications
At a glance
Compressor Type
Cooling OnlyRefrigerant
R-410AType
Condensing UnitCapacity
10 - 20 TonsMatched Air Handler(s)
40RUA, 40RUQ, 40RUSFeatures
Performance Features
38AUD two cooling stages with EERs from 11.0 to 11.2
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
Standard Limited Warranty
5 years parts only on compressor
One year parts only on all other parts
Options
Factory-Installed Options
Non-fused Disconnect
Premium, E-coated condenser coil
Convenience outlet (powered)
Low ambient temperature Motormaster® control
Louvered hail guards
Modulating unloading device (sizes 12, 16, and 25)
Field-Installed Accessories
Low ambient temperature Motormaster® control
Louvered hail guard
Programmable thermostats
Physical Data
38AUD/40RUA AHRI Cooling Ratings
| Unit | Cooling Stages | Nominal Capacity (Tons) | Net Cooling Capacity (MBH) | Total Power (kW) | EER | IEER |
| 38AUD12/40RUA12 | 2 | 10 | 117.0 | 10.4 | 10.3 | 11.6 |
| 38AUD14/40RUA14 | 2 | 12.5 | 148.0 | 13.4 | 11.0 | 12.0 |
| 38AUD16/40RUA16 | 2 | 15 | 184.0 | 16.4 | 11.2 | 11.8 |
| 38AUD25/40RUA25 | 2 | 20 | 240.0 | 21.6 | 11.0 | 11.2 |
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
- Rated in accordance with ARI Standard 340/360---07, as appropriate.
- 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.
- All units comply with ASHRAE 90.1 Energy Standard for minimum EER and IEER requirements.
Documents
Accessory and Kit Data
Split Systems Heat Pump and Condensing Units Accessory Outdoor Coil Grille 6 to 12.5 Ton Cooling Unit 6 to 10 Ton Heat Pump
CALOWAMB018A00 - CALOWAMB029A00, CALOWAMB037A00 - CALOWAMB042A00 Motormaster® I Head Pressure Controller Accessory for Split System Condensing Units 15 and 20 Tons
Hail Guard Accessory for Split Systems Heat Pump and Condensing Units 15 and 20 Tons CALVHLGD008A00, CALVHLGD009A00
CALOWAMB004A00-CALOWAMB006A00, CALOWAMB009A00, CALOWAMB030A00-CALOWAMB036A00 Split Systems Accessory Motormaster I Head Pressure Controller 6 to 12.5 Tons
33WIFISTAT43 Wi-Fi Thermostat
Hail Guard Accessory for Split Systems Heat Pump and Air Conditioning Condensing Units (6-12.5 Ton Cooling, 6-10 Ton Heat Pump)
Brochure
Gemini™ 38AU / 40RU Split System Air Conditioners and Heat Pumps Brochure
A World of Comfort 2025 - Brochure
Understanding the AIM Act
Staged Air Volume (SAV) System for Carrier’s Small and Medium Packaged Rooftop Units and Light Commercial Splits Systems
A World of Comfort 2025 - Brochure (Printer Version)
Configuration
33CSPREMLK PremierLink™ Retrofit Rooftop Controller Version 3.x
Guide Specifications
38AUZ / 38AUD Guide Specifications, 6 to 20 Nominal Tons
38AUZ/38AUD Guide Specifications, 21 to 88 kW (6 to 25 Tons), 50 Hz
Installation
Refrigerant Holding Charge Notification, 38AUZ/38AUD Air-Cooled Condensing units, 6 to 20 Nominal Tons
Indoor Fan Rated Airflow (cfm) Data Supplement 38AU/38AUQ/40RU/40RUQ Split Systems 6 to 20 Nominal Tons
Installation Summary Chart for 6 to 12.5 Ton Condensing Units, 6, 7.5 and 10 Ton Heat Pump Units
38AU 07-14 Gemini Air Cooled Condensing Units with Puron (R-410A) Refrigerant
38AU 16-28 Air Cooled Condensing Units with Puron (R-410A) Refrigerant
38AU 07-14 Air-Cooled Condensing Units 50 Hz with Puron (R-410A) Refrigerant
38AUD 16,25 Air-Cooled Condensing Units 50 Hz with Puron (R-410A) Refrigerant
Product Data
38AUZ/38AUD 07-25 Commercial Split Systems Air Conditioning Condensing Units, 6 to 20 Tons
38AUZ/38AUD 07-28 Air-Cooled Condensing Units, with Puron (R-410A) Refrigerant, 21 kW to 88 kW (6 to 25 Nominal Tons), 50 Hz Units
REVIT and 3D DRW Files
38AUD Packaged Air Cooled Condenser Units, Dual Circuit, Family REVIT Files
Submittal
38AUZ/D 50Hz Air-Cooled Condensing Units with Puron (R-410A) Refrigerant, Sizes: 07 to 25 (18.3 to 59.2kW)
38AUZ/D 07-28 Air-Cooled Condensing Units with Puron (R-410A) Refrigerant, 60 Hz
Warranty Card
Limited Warranty for Commercial Air Conditioning Condensing Unit with Puron Refrigerant