OPTIONS AND ACCESSORIES

Factory-installed options

Coil options include tin-plated* indoor hairpins, copper/copper and vinyl-coated construction for refrigerant coils. Units are shipped standard with copper tube/aluminum fin construction. See model number nomenclature for coil options.

*Tin-plated indoor coils are built with special hairpins that are designed to resist both general pitting corrosion and excessive indoor corrosion (Formicary Corrosion).

Field-installed accessories

Manual Air Damper (25% open) Electric Heaters

Filter Rack

Flat Roof Curbs (8--in. and 14--in.) (203 mm and 256 mm) Square--to--Round Duct Transition Kit

Infinityt User Interface Crankcase Heater Lifting Kit

Compressor Hard Start Kit

Manual outside air damper includes hood and filter rack with adjustable damper blade for up to 25% outdoor air.

Electric heaters provide additional heat in the unit when required. Each package has a heater module that slides into the controls

compartment. Heater sizes range from 5.0 to 20.0 kW. The electric heater design allows the use of a single-point power supply for the entire unit, resulting in lower installed costs.

Flat roof curbs in both 8 in. (203 mm) and 14 in. (256 mm) sizes are available for roof mounted applications.

Square-to-round duct transition kit enables 024-048 size units to be fitted to 14 in. round ductwork.

Infinity User Interface coupled with the system’s variable-speed indoor blower delivers Carrier’s patented IdealHumidity technology that allows for even greater humidity control. Along with more precisely controlling temperature and humidity, the Infinity User Interface offers full seven-day programmability allowing you to further customize your comfort and energy savings.

Lifting kit includes 4 metal brackets that are available to assist in lifting this product onto a roof application.

Crankcase heater provides anti-floodback protection for low-load cooling applications.

Filter rack features easy installation, serviceability, and high-filtering performance for vertical or horizontal applications.

Compressor hard start kit assists compressor start-up by providing additional starting torque on single phase units and prolongs compressor motor life.

50XT

Electric Heaters

CATALOG

NOMINAL

 

 

 

USED WITH SIZES

 

 

 

CAPACITY

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ORDERING NO.

 

 

 

 

 

 

 

 

 

 

 

(kW)

FUSED

STAGES

24

30

36

42

48

60

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

208/240 — SINGLE PHASE (60 Hz)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CPHEATER080A00

3.8

/ 5.0

NO

1

X

X

X

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CPHEATER081A00

3.8

/ 5.0

YES

1

 

 

 

X

X

X

 

 

 

 

 

 

 

 

 

 

 

CPHEATER083A00

5.4

/ 7.2

YES

1

X

X

X

X

X

X

 

 

 

 

 

 

 

 

 

 

CPHEATER085A00

7.5 / 10.0

YES

1

X

X

X

X

X

X

 

 

 

 

 

 

 

 

 

 

 

CPHEATER087A00

11.3

/ 15.0

YES

2

 

X

X

X

X

X

 

 

 

 

 

 

 

 

 

 

 

CPHEATER089A00

15.0

/ 20.0

YES

2

 

 

 

X

X

X

 

 

 

 

 

 

 

 

 

 

 

NOTE

 

 

 

 

 

 

 

 

 

 

Electric heaters are rated at 240v. Refer to Multiplication Factors table for other voltages.

X=Approved combination

5

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Carrier 50XT manual Options and Accessories, Factory-installed options
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50XT specifications

The Carrier 50XT series represents a significant advancement in commercial rooftop air conditioning systems, delivering robust performance and energy efficiency for a variety of applications. Designed primarily for light commercial buildings, these units are a preferred choice for their reliability and advanced features.

One of the standout features of the Carrier 50XT is its energy efficiency. The system boasts a high Seasonal Energy Efficiency Ratio (SEER), which translates to reduced operational costs and a lower environmental impact. This efficiency is further enhanced by the use of variable speed scroll compressors, which adjust their speed based on the cooling demand, ensuring optimal performance while consuming less energy.

The 50XT series is equipped with an advanced microprocessor control system that allows for precise management of the unit’s operations. This smart technology facilitates easy integration with building management systems, enabling real-time monitoring and control. Additionally, the control system provides diagnostic capabilities, making maintenance and troubleshooting more straightforward and efficient.

The unit also features an innovative air distribution system that enhances indoor air quality. With the inclusion of advanced filtration options, the Carrier 50XT effectively reduces airborne pollutants and allergens, contributing to a healthier indoor environment. The design ensures optimized airflow and temperature control, making it suitable for a wide range of commercial settings.

Durability is another hallmark of the Carrier 50XT, which is constructed with robust materials resists corrosion and ensures a long operational life. The units are designed to withstand harsh environmental conditions, making them a reliable choice for various climates.

Furthermore, the Carrier 50XT series supports various refrigerants, including R-410A, which is known for its lower environmental footprint. This adaptability not only meets current regulatory standards but also positions the units as forward-thinking solutions for the evolving landscape of HVAC technology.

In conclusion, the Carrier 50XT series combines cutting-edge technology, energy efficiency, and durability, making it an ideal choice for light commercial applications. With features designed to enhance performance and comfort, as well as environmentally responsible operation, the 50XT units stand out as a smart investment for any commercial building.
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