Centurion™ 48PG
48PG units are single-package ultra high efficient electric cooling with gas heating rooftop units. These units provide industry-leading operating efficiencies, ease of maintenance, installability, and reliability. Units come pre-wired and pre-charged with Puron® (R-410A) environmentally sound refrigerant at the factory. Units are factory tested in both heating and cooling modes.
Performance Features
- Puron® (R-410A) refrigerant
- SEERs up to 14.8, EERs up to 12.5
- IEER up to 13.5
- Low sound levels as low as 72 dB
- Single-stage capacity control on 03 - 07 models
- Multi-stage capacity control on 08 - 28 models
- TXV refrigerant metering system on each circuit
- Cooling operation up to 125° F ambient
- Foil faced insulation encapsulated throughout entire unit minimizes airborne fibers from the airstream
- Dedicated compressor compartment for lower sound ratings and no air bypass
- Internally sloped condensate pan conforms to ASHRAE 62 standard (03-16 sizes include slide-slideout
- High performance belt drive motor with variable pitch pulleys and quick adjust belt system
- 2-inch filter standard with 4-inch capabilities
- ComfortLink™ controls provide:
- Cooling operation down to 0° F (-17° C) ambient
- Compressor reverse rotation protection
- Large visual display – scrolling marquee
- 3V™ and CCN integration capabilities
- Gas efficiencies up to 82%
- Dedicated 2-5 ton Low NOx models available that meet California Air Quality Management NOx requirement of 40 nanograms/joule or less. Low NOx models include stainless steel heat exchangers
- Optional Humidi-MiZer™ on-demand adaptive dehumidification system
- Tested in accordance with ARI Standards 210-94 (sizes 03-12) and 360-95 (sizes 14-28)
- Tested in accordance with UL Standard 1995 and listed with UL and UL, Canada
Maintenance Features
- Refrigerant service access valves allows system readings without causing air bypass and incorrect readings
- Single slab designed evaporator and condenser coils facilitate easy cleaning for maintained high efficiencies
- Hinged access doors with heavy duty gasketing, quarter-turn latches and door tiebacks
- Slide-out indoor fan assembly for added service convenience
- Permanently lubricated evaporator, condenser and gas heat inducer motors
Installation Features
- Heavy gauge base rail design with built-in rigging capabilities
- Vertical and horizontal airflow capabilities
- Smaller models return and supply duct arrange fits between 24 in. on center joist / roof structures
- Thru the bottom and side electrical and gas connection capabilities
- Single point electrical and gas connections
- ComfortLink™ intelligent communicating controls with on-board service test capabilities or electro-mechanical controls available
Reliability Features
- Scroll compressors with crankcase heaters, internal line break overload and high pressure protection
- High pressure, low pressure/loss of charge, and freeze protection
- Solid core liquid line filter drier on each circuit
- Copper tube aluminum fin coils standard with optional corrosion resistant coils
- Cabinet of pre-painted, galvanized steel coated on each side for maximum protection
- Condenser motors are internally protected, totally enclosed with shaft down design
- 24-volt control system with resettable circuit breakers
- Colored and labeled wiring
- Reliable Integrated Gas Controller (IGC) provides full on board diagnostics with LED error code designation plus provides energy saving logic of the induced draft motor, fan system, and burners
- Induced draft combustion system
- Solid-state electronic direct spark ignition system
- Redundant gas valve, with 2 stages of heating
- All three-phase voltage models use 2-stage gas heat; all single-phase voltage models use single-stage gas heat
- Stainless steel option includes stainless steel heat exchanger tubes, vestibule plate and collector box
Standard Warranty
- 10-year aluminized heat exchanger, 15-year with stainless steel heat exchanger
- 5-year compressor
- 1-year parts