Carrier Corporation
•
Indianapolis, IN 46231
9-03
Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations
.
Book
1
4
Page 28
Catalog No. 523-80091
Printed in U.S.A.
PC 101
Form 38YCG-4PD
Tab
5a 5a
Replaces: 38YCG-3PD
Guide specifications
Air-Cooled, Split-System
Heat Pump
38YCG
1-1/2 To 5 Tons Nominal
GENERAL
System Description
Outdoor-mounted, air-cooled, split-system heat pump unit
suitable for ground or rooftop installation. Unit consists of a
hermetic compressor, an air-cooled coil, propeller-type
condenser fan, and a control box. Unit will discharge supply
air upward as shown on contract drawings. Unit will be used
in a refrigeration circuit to match up to a packaged fan coil or
coil unit.
Quality Assurance
Unit will be rated in accordance with the latest edition of
ARI Standard 240.
Unit will be certified for capacity and efficiency, and listed
in the latest ARI directory.
Unit construction will comply with latest edition of
ANSI/ASHRAE and with NEC.
Unit will be constructed in accordance with UL standards
and will carry the UL label of approval. Unit will have c-UL
approval.
Unit cabinet will be capable of withstanding Federal Test
Method Standard No. 141 (Method 6061) 500-hr salt spray
test.
Air-cooled condenser coils will be leak tested at 150 psig
and pressure tested at 300 psig.
Delivery, Storage, and Handling
Unit will be shipped as single package only and is stored
and handled per unit manufacturer’s recommendations.
Warranty (for inclusion by specifying engineer)
U.S. and Canada only.
PRODUCTS
Equipment
Factory-assembled, single piece, air-cooled heat pump unit.
Contained within the unit enclosure will be all factory wiring,
piping, controls, compressor, refrigerant charge (R-22), and
special features required prior to field start-up.
Unit Cabinet
Unit cabinet will be constructed of galvanized steel,
bonderized, and coated with a powder coat paint.
Fans
Condenser fan will be direct-drive propeller type,
discharging air upward.
Condenser fan motors will be totally enclosed, 1-phase type
with class B insulation and permanently lubricated bearings.
Shafts will be corrosion resistant.
Fan blades will be statically and dynamically balanced.
Condenser fan openings will be equipped with steel wire
safety guards.
Compressor
Compressor will be hermetically sealed.
Compressor will be mounted on rubber vibration isolators.
Condenser Coil
Condenser coil will be air cooled.
Coil will be constructed of aluminum fins mechanically
bonded to copper tubes which are then cleaned, dehydrated, and
sealed.
Refrigeration Components
Refrigeration circuit components will include liquid tube
shutoff valve with sweat connections, suction tube shutoff
valves with sweat connections, system charge of refrigerant
R-22, compressor oil, accumulator, and reversing valve.
Operating Characteristics
The capacity of the unit will meet or exceed ____ Btuh at a
suction temperature of ____ F. The power consumption at full
load will not exceed ____ kW.
Combination of the unit and the evaporator or fan coil unit
will have a total net cooling capacity of ____ Btuh or greater at
conditions of ____ CFM entering air temperature at the
evaporator at ____ F wet bulb and ____ F dry bulb, and air
entering the unit at ____ F.
The system will have an SEER of ____ Btuh/watt or greater
at DOE conditions.
Electrical Requirements
Nominal unit electrical characteristics will be ____ v,
1 phase, 60 hz. The unit will be capable of satisfactory operation
within voltage limits of ____ v to ____ v.
Unit electrical power will be single point connection.
Control circuit will be 24v.
Special Features
Refer to section of this literature identifying accessories and
descriptions for specific features and available enhancements.
