WeatherMaster® 48GC Single-Packaged Rooftop Unit with EcoBlue™ Technology
Technical Specifications
Physical Data
Gas Heating/Electric Cooling Models (48GC)
| Nominal Cooling Ton Size | Cooling Stages | AHRI Efficiency SEER | Dimensions (in) LxWxH | Low Gas Heating Input (Btuh) | Medium Gas Heating Input (Btuh) | High Gas Heating Input (Btuh) | Approx. Unit Weight (lbs) |
| 3 | 2 | -16 | 74 x 47 x 33 | 67 | 110 | -- | 513 |
| 4 | 74 x 47 x 41 | 150 | 555 | ||||
| 5 | 600 | ||||||
| 6 | 17.5 | 88 x 59 x 41 | 72 | 125 | 775 | ||
| 7.5 | 88 x 59 x 49 | 125 | 180 | 224 | 893 | ||
| 8.5 | 17.3 | ||||||
| 10 | 17.2 | 180 | 224 | 250 | 1037 | ||
| 12.5 | 16.5 | 115 x 63 x 57 | 240 | 1390 | |||
| 15 | 16.7 | 128 x 86 x 49 | 220 | 310 | 400 | 1771 | |
| 17.5 | 16.5 | 141 x 86 x 49 | 2008 | ||||
| 20 | 16.6 | 141 x 86 x 57 | 2240 | ||||
| 25 | 15.2 | 157 x 86 x 57 | 2423 | ||||
AHRI = Air-Conditioning, Heating & Refrigeration Institute NOTES | |||||||
Options
Factory Installed Options
- Temperature Sensing EconoMi$er with relief
- Enthalpy Sensing EconoMi$er with relief
- Humidi-MiZer® Adaptive Dehumidification System
- Multiple Gas Heat Sizes
- Stainless Steel Gas Heat Exchangers
- Return Air Smoke Detector
- Supply Air Smoke Detector
- CO2 Sensor
- Condensate Overflow Protection
- Multiple Static Fan Capabilities
- Phase Monitor/Protection
- Thru-The-Base Utility Connections
- Louvered Hail Guards
- Non-Fused Disconnect Switch
- HACR Breaker
- Electric Heaters
- Low Ambient Controls
- Foil Face Insulation
- MERV-8 Return Air Filters
- Hinged Access Panels
- Unpowered Convenience Outlet
- Powered Convenience Outlet
- Coated Coils:
- Pre-Coat
- E-Coat
- Copper/Copper
- Electrical Mechanical Controls
- SystemVu™ Integrated Communicating Controls
- RTU-Open Communicating Controls
- Extended Warranty Protection Plans
- Financing Available
Features
Performance Features
- Meets and exceeds ASHRAE 90.1 energy efficiency levels
- New unit control board with intuitive, quick fan speed adjustment
- NEW Direct Drive – EcoBlue™ Technology Indoor fan system uses Vane Axial fan design and electronically commutated motor with beltless design
- Two-stage cooling capacity control on all models
- SEER to 16.0
- Gas efficiencies up to 82%
- Cooling operating range up to 125 °F (52°C) and down to 35°F (2°C)
- Innovative corrosive-resistant composite condensate pan in accordance with ASHRAE 62 Standard, sloping design; side or center drain
- Exclusive IGC solid-state control for on-board diagnostics with LED error code designation, burner control logic and energy saving indoor fan motor delay
- Pre-painted exterior panels and primer-coated interior panels tested to 500 hours salt spray protection
Maintenance Features
- Access panels with easy grip handles
- Innovative, easy starting, no-strip screw feature on unit access panels
- Tool-less filter access door
- Optional hinged access panels also available
- Two-inch disposable return air filters
Installation Features
- Same footprint as prior Carrier models for that original fit, reduces installation costs and time
- Field convertible from vertical to horizontal airflow configuration
- Provisions for thru-the-bottom power entry capability as standard
- Single point gas, electric, and controls connections
- Full perimeter base rail with built-in rigging adapters and fork truck slots
Reliability Features
- Scroll compressors with internal line-break overload protection
- 24-volt control circuit protected with resettable circuit breaker
- Permanently lubricated direct-drive ECM evaporator-fan motor
- Totally enclosed condenser motors with permanently lubricated bearings
- Low pressure and high-pressure switch protection
- Exclusive IGC anti-cycle protection for gas heat operation
- Solid-state electronic direct spark ignition system and flame roll-out safety protector
Standard Limited Warranty10 years parts only heat exchanger - aluminized
- 15 years parts only heat exchanger - stainless steel
- 5 years parts only compressor
- 3 years SystemVu™ controller
- One year parts only on all other parts
- Additional extended warranty packages available