Carrier 48SS036 User Manual
Page 2
Date:
Supersedes:
48SS018, 024, 030, 036, 042, 048 & 060
STANDARD-EFFICIENCY
COMBINATION GAS HEATING/
ELECTRIC COOLING UNITS
48SS
Rev.:
-3SB
JOB DATA:
LOCATION:
BUYER:
BUYER P.O. #
CARRIER #
UNIT NUMBER:
MODEL NUMBER:
PERFORMANCE DATA CERTIFIED BY:
DATE:
ARI 210
ARI 270
DESCRIPTION
48SS units are standard-efficiency, one-piece gas heating electric cooling units,
pre-wired and pre-charged at the factory.
48SS units are convertible discharge units that can be used for either horizon-
tal or down discharge installations.
FEATURES
Standard one-year warranty.
Five-year Extended Protection Plan for the compressor.
Ten-year non-prorated warranty on heat exchanger.
Units are ‘‘Rated in accordance with ARI Standard No. 270 and
210/240.’’
Standard unit as factory assembled is design certified and listed by
UL and CSA.
Low temperature cooling operation standard to 40 F (4 C).
Hermetic compressor with internal linebreak and overload protec-
tion, self lubricating. Scroll compressors on 4 and 5 ton sizes.
Crankcase heater is standard on 024-042 3-phase units. (Not re-
quired on 018, 048 and 060 units.)
Indoor and outdoor coils constructed of aluminum fins mechan-
ically bonded to seamless copper tubes.
48SS units have single-stage cooling and heating.
Foil-faced cleanable insulation.
Sloped non-corrosive condensate drain pan.
Single-point gas connection.
Alternate electrical connections on opposite sides of unit.
Disconnect in accordance with NEC, must be field-supplied and
installed.
Multi-speed, direct drive indoor fan motor.
Weatherized cabinets. Heavy duty phosphated zinc-coated pre-
painted steel. Capable of withstanding 500-hour salt spray.
24-volt control circuit.
Heating controls include a direct spark ignition with flame
rectification. Fan switch, overtemperature switch, and flame roll-
out switch also included.
Induced-draft with hall effect sensor (to prove proper inducer draft
motor operation).
Alumaguard™ coated ‘‘Super-S’’ four-pass heat exchanger.
Integrated gas control board provides anti-cycle protection for gas
heat operation.
Base rail standard on all 3-phase units.
PERFORMANCE DATA
Operating Weight
lb (unit);
lb (curb)
COOLING
Net Total Capacity
Btuh
Net Sensible Capacity
Btuh
Compressor Power Input
kW
@
°F
Outdoor-Air Temperature
Indoor Entering Air db
°F
wb
°F
SEER/EER
CFM
Ext. Static Pressure
in. wg
Indoor Fan Motor
Hp
Rpm
Bhp
HEATING
Input
Btuh
Output
Btuh
AFUE
%
ELECTRICAL DATA
Power Supply to Unit
Volts
Phase
Hz.
Minimum Circuit Amps
Maximum Overcurrent Protection
ACCESSORIES AND OPTIONS
FACTORY-INSTALLED OPTIONS
Ⅺ
Commercial Grade Base Rail
Ⅺ
Dedicated Downshot/Base Rail
FIELD-INSTALLED ACCESSORIES
Ⅺ
30% Open Manual Fresh Air Damper
Ⅺ
Roof Curb:
Ⅺ 8Љ Height
Ⅺ 11Љ Height
Ⅺ 14Љ Height
Ⅺ
One-in. Filter Rack
Ⅺ
Crankcase Heater — Single Phase Only
(Required with 0° Low Ambient)
FIELD-INSTALLED ACCESSORIES (cont)
Ⅺ Programmable Electronic Thermostat
Ⅺ Thermostat and Subbase
Ⅺ 0° Low Ambient
Ⅺ Time Guard II
Ⅺ L.P. Conversion Kit
Ⅺ Controls Upgrade Kit (High and
Low-Pressure Switch)
Ⅺ External Condensate Trap
Ⅺ Natural Gas High-Altitude Kit (2000-5000 ft
Above Sea Level)
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