WeatherMaster® 48QE Single-Packaged Hybrid Heat Rooftop Unit

Technical Specifications

At a glance

Type

Hybrid Heat

Refrigerant

R-454B

Capacity Range

3 - 25 Tons

Efficiency (SEER/IEER)

17.0

Features

Performance Features
 

Puron Advance (R-454B) refrigerant meets and exceeds EPA’s new Low GWP requirements 

SystemVu™ digital controller included standard to allow for adjustable gas changeover setpoints, flexible operation and either thermostat or DDC control 

New – UL 60335-2-40 Certified A2L leak detection and dissipation system factory installed standard 

Direct Drive EcoBlue™ Technology indoor fan system uses Vane Axial fan design & electronically commutated motor 

Two-stage cooling capacity control on all models and Three-Stage on 07-28 models

IEER up to 17.0, COP up to 3.5 

Cooling operating range up to 125 °F (52°C) and down to 40°F (-4°C). 

Innovative corrosive-resistant 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 

Exclusive IGC solid-state control for on-board diagnostics with LED error code designation, burner control logic and energy saving indoor fan motor delay 

Units meet and exceed ASHRAE 90.1 energy efficiency levels.

 

Maintenance Features
 

Large access panels with easy grip handles 

Innovative, easy starting, no-strip screw feature on unit access panels 

Two-inch disposable return air filters 

Tool-less filter access door 

New Vane Axial evaporator-fan system has no fan belts, pullies, blower shaft and blower bearings with slide out design 

SystemVu™ includes onboard diagnostics with alert and alarm LEDs.

 

Installation Features
 

Same footprint as prior Carrier models for that original fit; reduces installation costs and time 

Available in vertical and horizontal airflow configurations 

Provisions for thru-the-bottom power entry capability as standard 

Single point electric, gas, and controls connections available 

Full perimeter base rail with built-in rigging adapters and fork truck slots

 

Reliability Features
 

A2L leak detection and dissipation system standard 

Highly protected Tandem 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 

Loss of charge, freeze protection, and high-pressure switches 

Exclusive IGC anti-cycle protection for gas heat operation 

Solid-state electronic direct spark ignition system 

Flame roll-out safety protector 

Liquid line filter drier on each circuit

 

Standard Limited Warranty
 

15 years parts only heat exchanger - stainless steel 

5 years parts only compressor 

3 year SystemVu™ controller

One year parts only on all other parts 

Additional extended warranty packages available

Options

Factory-Installed Options
 

Temperature Sensing Economizer with barometric relief 

Enthalpy Sensing Economizer with barometric relief 

Multiple Gas Heat Sizes 

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 

Foil Face Insulation 

HSCCR 

4” MERV- 13 Filters 

Hinged Access Panels 

Unpowered Convenience Outlet 

Powered Convenience Outlet 

Coated Coils: Pre-Coat, E-Coat or  Copper/Copper 

Electrical Mechanical Controls 

SystemVu™ Integrated Communicating Controls

Physical Data

Dual Fuel Hybrid Heat Pump (48QE)

Nominal Cooling Ton SizeCooling StagesAHRI Efficiency (SEER2) IEERDimensions
(LxWxH) (in)
Heating Capacity (Btuh) @47°F(HSPF2)
COP @47°F
Heating Capacity (Btuh) @17°F(HSPF2)
COP @17°F
Approx. Unit Weight
(lbs)
32(15.3)74x47x41320003.60160002.30624
42(15.3)74x47x41450003.60250002.40651
52(15.2)74x47x41540003.60300002.40653
62 or 317.0 (2-stage)
20.8 (3-stage)
88x59x49670003.70360002.30839
7.52 or 317.0 (2-stage)
19.4 (3-stage)
88x59x49870003.60450002.35875
8.52 or 317.0 (2-stage)
19.0 (3-stage)
88x59x49940003.50520002.351010
102 or 316.4 (2-stage)
18.4 (3-stage)
115x63x571080003.50600002.351296
152 or 317.0 (2-stage)
18.5 (3-stage)
141x87x50960002.301660003.501990
202 or 316.2 (2-stage)
18.0 (3-stage)
158x87x58134000 (2-stage)
148000 (3-stage)
2.25232000 (2-stage)
244000 (3-stage)
3.402382
252 or 315.3 (2-stage)
17.0 (3-stage)
158x87x581720002.203000003.402445

- = Information to Follow
AHRI = Air-Conditioning, Heating & Refrigeration Institute
ASHRAE = American Society of Heating, Refrigerating and Air Conditioning, Inc.
IEER = Integrated Energy Efficiency Ratio
SEER2 = Seasonal Energy Efficiency Ratio 2
HSPF2 = Heating Seasonal Performance Factor 2
COP = Coefficient of Performance

NOTES

  1. Rated and certified under ARI Standard 210/240 3-5 ton or 340/360 6+-ton, as appropriate.
  2. Ratings are based on:  Cooling Standard: 80°F (27°C) db, 67°F (19°C) wb indoor air temp and 95°F (35°C) db outdoor air temp.
  3. 48QE units generally comply with ASHRAE 90.1-2010 Energy Standard. Please review size specific data for compliance.
  4. 48QE units comply with US Energy Policy Act (2005).

Documents

Accessory and Kit Data

Vertical Power Exhaust Accessory for Gas Heating/Electric Cooling, Electric Cooling, and Heat Pump Rooftop Units, 3 to 15 Tons, CRPWREXH021A01, CRPWREXH022A01, CRPWREXH023A01, CRPWREXH030A01, CRPWREXH080A00, CRPWREXH081A00

CRBTMPWR003A01 and CRBTMPWR004A01 Small Rooftop Units Thru-the-Bottom Service Connection Gas Heating Electric Cooling 3 to 12-1/2 Tons

Brochure

Light Commercial and Applied Packaged Rooftop Unit Line Card

Controls

50FEQ 04-28, 50GEQ 04-28, 48QE 04-28 Single Package Rooftop Heat Pump and Hybrid Heat Units with SystemVu™ Controls Version 4.X and Puron Advance™(R-454B) Refrigerant Controls, Start-Up, Operation and Troubleshooting

Guide Specifications

48QE Guide Specifications, 6 to 10 Nominal Tons

48QE Guide Specifications, 15 to 25Nominal Tons

48QE Guide Specifications, 3 to 5Nominal Tons

Installation

48QE**04-06 WeatherMaster® Hybrid Heat Single Package Rooftop Heat Pump with Gas Heat with Puron Advance™ (R-454B) Refrigerant and EcoBlue™ Fan Technology

48QE(G/H)*04-06 WeatherMaster ® Hybrid Heat Single Package Rooftop Heat Pump with Ultra Low NOx (14 ng/J) Gas Heat, Puron Advance™ (R-454B) Refrigerant and EcoBlue™ Fan Technology

48QE**07-09 WeatherMaster® Hybrid Heat Single Package Rooftop Heat Pump with Gas Heat 2 and 3 Stage Models with Puron Advance™ (R-454B) Refrigerant and EcoBlue™ Fan Technology

48QE**12 WeatherMaster® Hybrid Heat Single Package Rooftop Heat Pump 2 and 3 Stage Models with Gas Heat with Puron Advance™ (R-454B) Refrigerant and EcoBlue™ Fan Technology

48QE**17-28 WeatherMaster® Hybrid Heat Single Package Rooftop Heat Pump with Gas Heat 2 and 3 Stage Models with Puron Advance™ (R-454B) Refrigerant and EcoBlue™ Fan Technology

Maintenance

48QE**04-06 WeatherMaster® Hybrid Heat Single Package Rooftop with Puron Advance™ (R-454B) Refrigerant

Product Data

48QE**17-28 WeatherMaster® Single-Package Rooftop Heat Pump with Gas Heat with Puron Advance™ Refrigerant (R-454B) and EcoBlue™ Technology, 15 to 25 Tons

48QE**07-12 WeatherMaster® Single-Package Rooftop Heat Pump with Gas Heat with Puron Advance™ Refrigerant (R-454B) and EcoBlue™ Technology, 6 to 10 Tons

48QE**04-06 WeatherMaster® Single-Package Rooftop Heat Pump with Gas Heat with Puron Advance™ Refrigerant (R-454B) and EcoBlue™ Technology, 3 to 5 Nominal Tons

REVIT and 3D DRW Files

48QE Hybrid 3-5T REVIT Files

48QE Hybrid 6-7.5T REVIT Files

48QE Hybrid 8.5T REVIT Files

48QE Hybrid 10T REVIT Files

48QE Hybrid 15T REVIT Files

48QE Hybrid 20-25T REVIT Files