WeatherExpert® 50WE Light Commercial Packaged High Outdoor Air System

Technical Specifications

At a glance

Type

Cooling Only or Electric Cooling/Heating

Refrigerant

R-454B

Capacity Range

6 - 15 Tons

Efficiency (SEER/IEER)

20.5

Features

Performance Features
 

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

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 

Three-stage cooling capacity control on all models 

Large face area hot gas reheat (HGRH) coil with modulating control valve for dehumidification operation 

New Unit Control Board with intuitive quick fan speed adjustment 

IEER’s up to 20.5, EER’s up to 13.1 

Cooling operating range up to 125 °F (52°C) and down to 40°F (4°C) using winter start kit 

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 

Carrier SmartVu controls with 7” touchscreen display 

Single zone, multi-zone, 100% outdoor air, or multistage heat/cool thermostat operating modes 

Units meet ASHRAE 90.1 energy efficiency levels.

 

Maintenance Features
 

Condensate overflow switch 

Hinged 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

 

Installation Features
 

All units ship vertical and are easily field convertible from vertical to horizontal airflow. 08-12 models require an accessory supply duct cover. 

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

Single point gas and electric connections 

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

 

Reliability Features
 

A2L leak detection and dissipation system standard 

SmartVu™ controls with system monitoring and alarming 

Proven tandem scroll compressor design with internal line-overload protection 

24-volt control circuit protected with resettable circuit breaker 

Direct drive supply fan 

Totally enclosed condenser motors with permanently lubricated bearings 

Low and high refrigerant pressure sensors 

Solid-state electronic direct spark ignition system 

Flame roll-out safety protector 

Liquid line filter drier 

Cooling and dehumidification lockouts based on outdoor air or entering coil air temperatures

 

Standard Limited Warranty
 

5-year electric heater element

5-year compressor parts 

3-year parts SmartVu™ Controller 

1-year parts 

Additional extended warranty packages available

Options

Factory-Installed Options
 

Medium or high electric heaters with SCR control

Return air CO2 sensor 

Return and/or supply air smoke detector 

High static supply fan motor 

Variable speed supply fan control based on duct static or space static pressure 

Corrosion resistant options for evaporator and condenser coils 

Ultra-low leak Integrated economizer system 

Powered or un-powered convenience outlet 

4” filter track with 4” MERV 13 filters 

Non fused disconnect switch or HACR circuit breaker 

Double wall construction 

Knockdown roof curbs 

Field installed economizers 

Space temperature, humidity, and CO2 sensors 

Thermostats

Physical Data

Nominal Cooling Ton SizeCooling StagesAHRI Efficiency IEERDimensions (in)
LxWxH
Electric Heat Range
(kW)
Approx. Unit Weight
(lbs)
6320.588x59x4910.4-25.0999
7.5320.5116x63x5716.0-36.01453
10320.2116x53x5716.0-50.01506
15218.8141x86x5724.8-50.02016

AHRI = Air-Conditioning, Heating & Refrigeration Institute
ASHRAE = American Society of Heating, Refrigerating and Air Conditioning, Inc.
IEER = Integrated Energy Efficiency Ratio

NOTES

  1. Rated and certified under ARI Standard 340/360
  2. 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. 50WE units generally comply with ASHRAE 90.1-2010 Energy Standard. Please review size specific data for compliance.
  4. 50WE units comply with US Energy Policy Act (2005).

Documents

Brochure

K-12 Vertical - Carrier Rooftop Systems

Controls

SmartVu™ Controls Version 2.X for Light Commercial Rooftop Gas Heat/Electric Cooling and Electric Heat/Electric Cooling Units with PIC 6.1 Hardware, Integration Guide

50WE*H17 WeatherExpert® Electric Cooling Packaged High Outdoor Air System with Puron Advance™ (R-454B) Refrigerant

Installation

50WE*H07-12 WeatherExpert® Electric Cooling Packaged High Outdoor Air System with Puron Advance™ (R-454B) Refrigerant

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