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5
50XP
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
Economizer with solid-state controls and barometric
relief dampers
includes filter racks and provide outdoor air
during cooling and reduce compressor operation.
Manual outside air damper
includes hood and filter rack
with adjustable damper blade for up to 25% outdoor air.
Electric heaters
provide heat in the unit when required.
Each package has a heater module that slides into the
controls compartment. Heater sizes range from 5 to 20 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. and 14 in. 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.
Thermidistat Control
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 Thermidistat offers full
seven-day programmability allowing you to further
customize your comfort and energy savings.
Thermostats
provide control for the system heating and
cooling functions. Thermostat models are available in both
programmable and non-programmable versions.
Lifting kit,
including 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.
Low-ambient kit (Motormaster II control)
allows the
use of mechanical cooling down to outdoor temperatures as
low as 0°F.
Solid-state Time Guard II device
provides short-cycling
protection for the compressor. Not required with corporate
electronic thermostats.
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.
Economizer with Solid-State Controls and Barometric
Relief Dampers
Manual Air Damper (25% open)
Electric Heaters
Filter Rack
Flat Roof Curbs (8-in. and 14-in.)
Square-to-Round Duct Transition Kit
Thermidistat™
Thermostats
Crankcase Heater
Rigging Kit
Low Ambient Kit (Motormaster® II Control)
Solid-State Time Guard® II Device
Lifting Kit
Compressor Hard Start Kit
Options and accessories
ELECTRIC HEATERS
LEGEND
ODS — Order Distribution System
NOTE: Electric heaters are rated at 240 v. Refer to Multiplication Factors table for other voltages.
MINIMUM AIRFLOW FOR RELIABLE ELECTRIC HEATER OPERATION
ODS CATALOG
ORDERING NO.
NOMINAL CAPACITY
(kW)
USED WITH SIZES
024 030 036 042 048 060
ELECTRIC HEATERS (208/230 — SINGLE PHASE — 60 Hz)
CPHEATER052A00
5.0 XXXXXX
CPHEATER069A00
7.5 XXXXXX
CPHEATER065A00
10.0 X X X X X X
CPHEATER051A00
15.0 X X X X X
CPHEATER053A00
20.0 XXX
ELECTRIC HEATERS (208/230 — 3 PHASE — 60 Hz)
CPHEATER055A00
5.0 XXXXX
CPHEATER056A00
10.0 X X X X X
CPHEATER057A00
15.0 X X X X
CPHEATER059A00
20.0 XXX
UNIT 024 030 036 042 048 060
AIRFLOW
750 750 1250 1205 1500 1800