50KCA05A2A60A0A0 4t packaged rooftop unit 460v
Item
50KCA05A2A60A0A0
Single-Package Rooftop
Standard Efficiency – 14 SEER
Electric Cooling Units with Optional Electric Heat
3 to 5 Nominal Tons
50KC WEATHERMAKER® rooftop unit were designed by customers for customers. With a gauge plug, centralized control center, plug & play accessory board, “no-strip screw” collars, and handled access panels, we’ve made the unit easy to install, easy to maintain, and easy to use. Units are pre-wired and pre-charged with Puron® (R-410A) refrigerant at the factory. The units are factory tested in cooling mode.
Performance Features
- ASHRAE 90.1 compliant
- Single-stage cooling capacity control
- Up to 14.1 SEER and 12.0 EER
- Cooling operating range up to 115 °F (46°C) and down to 25°F (-4°C) using winter start kit
- Innovative non-corrosive composite condensate pan in accordance with ASHRAE 62 Standard, sloping design; side or center drain
- Pre-painted exterior panels and primer-coated interior panels tested to 500 hours salt spray protection
Maintenance Features
- Control terminal board facilitating simple safety circuit troubleshooting and simplified control box arrangement
- 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
- Direct Drive – ECM indoor fan motor standard with optional belt drive systems available
- Two-inch disposable return air filters
Installation Features
- Same footprint as installed Carrier 3-5 ton rooftops back to 1989, reducing 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 evaporator-fan motor
- Totally enclosed condenser motors with permanently lubricated bearings
- Low pressure and high-pressure switch protection
- Liquid line filter drier as standard
Standard Limited Warranty
- 5 years parts only electric heater
- 5 years parts only compressor
- One year parts only on all other parts
- Additional extended warranty packages available
Nominal Cooling Ton Size | Cooling Stages | AHRI Efficiency (SEER) EER | Dimensions (in) LxWxH | Electric Heat Nominal kW Range | Approx. Unit Weight (lbs) |
---|---|---|---|---|---|
3 | 1 | (14.0) | 74x47x33 | 4.0 to 20.0 | 445 |
4 | 1 | (14.0) | 74x47x33 | 4.0 to 20.0 | 499 |
5 | 1 | (14.1) | 74x47x41 | 5.0 to 25.0 | 552 |
Factory-Installed | Field-Installed | |
Cabinet | ||
Thru the base electrical or gas line connections | X | X |
Hinged access panels | X | |
Coil Options | ||
Cu/Cu indoor and/or outdoor coils | X | |
Pre-coated outdoor coils | X | |
Premium, e-coated outdoor coils | X | |
Humidity Control | ||
Humidi-MiZer adaptive dehumidification system (3-phase models only) | X | |
Condenser Protection | ||
Condenser coil hail guard (louvered design) | X | X |
Controls | ||
Thermostats, temperature sensors and subbases | X | |
PremierLink DDC communicating controller | X | X |
RTU Open multi-protocol controller | X | X |
Smoke detector (supply and/or return air) | X | |
Time Guard II compressor delay control circuit | X | |
Filter status switch | X | |
Fan status switch | X | |
Economizers & Outdoor Air Dampers | ||
EconoMi$er IV (for electro-mechanical controlled RTUs) | X | X |
EconoMi$er X (for electro-mechanical controlled RTUs with CA Title 24 FDD) | X | X |
EconoMi$er 2 (for DDC controlled RTUs) | X | X |
Ultra-low leak economizer dampers | X | X |
Motorized 2-position outdoor air damper | X | X |
Manual outdoor dir damper | X | |
Barometric relief | X | X |
Power exhaust | X | |
Economizer Sensors & IAQ Devices | ||
Single dry bulb temperature sensors | X | X |
Differential dry bulb temperature sensors | X | |
Single enthalpy sensors | X | X |
Differential enthalpy sensors | X | |
CO2 sensor (wall, duct, or unit mounted) | X | X |
Electric Heat | ||
Multiple electric resistance heater kW sizes | X | |
Single point kit | X | |
Indoor Motor & Drive | ||
Multiple motor and drive packages | X | |
Low Ambient Control | ||
Winter start kit | X | |
Motormaster head pressure controller | X | |
Power Options | ||
Convenience outlet (powered) | X | |
Convenience outlet (unpowered) | X | |
Non-fused disconnect | X | |
Roof Curbs | ||
Roof curb 14" (356mm) | X | |
Roof curb 24" (610mm) | X |
Electrical | |
---|---|
FLA | 0.8 | Hertz | 60 | LRA | 41 | Phase | 3 | RLA | 13.7 | Voltage | 460 |
Specification | |
---|---|
Capacity Modulation | 1-Stage | High Pressure Switch | Yes | Low Pressure Switch | Yes | Net Cooling Capacity | 47500 | Refrigerant | R-410A | SEER | 14 | Sound Level | 81 | Tonnage | 4 | Condenser Motor HP | 1/4 | Blower Wheel | 10x10 | Condensate Connection Size | 4-Mar | Condenser RPM | 1100 |
Safety Standards | |
---|---|
California Prop 65 | Yes |
Weights and Dimensions | |
---|---|
Operating Weight (lbs) | 574 | Exterior Dimensions (D) (inches) | 74.380000 | Exterior Dimensions (W) (inches) | 46.750000 | Exterior Dimensions (H) (inches) | 33.380000 | Shipping Weight (lbs) | 499.000000 |