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Date: Supersedes:
48GS(N)018-060/48GX(N)024-060
Single-Package
Gas Heating/
Electric Cooling Units
48GS-2SB Rev.:
JOB DATA: LOCATION:
BUYER: BUYER P.O. # CARRIER #
UNIT NUMBER: MODEL NUMBER:
PERFORMANCE DATA CERTIFIED BY: DATE:
3
2
5
A
2
DESCRIPTION
48GS(N)/48GX(N) units are self-contained, gas heating/electric cooling
units designed for easy installation and maintenance and dependable per-
formance. All units have discharge openings for either horizontal or
downflow configuration, and all have low sound levels. Units are intend-
ed for outdoor installation and may be located on a rooftop, or a ground-
level concrete slab, or directly on the ground if local codes permit.
• Standard one year limited warranty for both 48GS and
48GX.
• 10 year warranty on the 48GX(N) compressor.
• 5 year warranty on the 48GS(N) compressor.
• 15 year warranty on the 48GX(N) gas-fired heat ex-
changer.
• 10 year warranty on the 48GS(N) gas-fired heat exchanger.
• Units certified and listed by UL and c-UL. Units are rated
in accordance with ARI Standard 210.
• Low sound ratings.
• Units are pre-wired, pre-piped, and pre-charged for min-
imum installation expense.
• 12 SEER cooling efficiency.
• Lightweight.
• Compressor vibration isolation provides quieter operation.
• Energy saving, direct spark ignition.
• Easily converted for downflow operation with included
horizontal duct covers.
• Cabinets are constructed of heavy-duty, phosphated, zinc
coated pre-painted steel capable of withstanding 500
hours in salt spray.
• Easy-to-service cabinets with single-panel accessibility.
• Direct-drive multi-speed, permanent split capacitor
(PSC) indoor motor is standard.
• Direct-drive, PSC outdoor fan motor.
• Integrated gas control board provides safe and efficient
control of gas heating.
• Corrosion resistant gas heat exchangers.
• Coils constructed of aluminum fins bonded to copper
tubes.
• Wire grille provides additional protection.
• “Envirotuff” composite rust-proof unit base pan.
• Sloped drain pan minimizes standing water in the unit.
• Refrigerant service connections make checking operat-
ing pressures easier.
• Copper & pre-coated fin coils are available from the fac-
tory by special order, for use in corrosive environments.
• Low NOx units available for use in California.
•Three-phase units available.
FEATURES
Unit 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
Seasonal Energy Efficiency Ratio ___________________
CFM__________ Ext. Static Pressure___________in. wg
Indoor Fan Motor______ Hp________ Rpm________Bhp
HEATING
Input______________________________________ Btuh
Output ____________________________________ Btuh
AFUE_______________________________________ %
Power Input to Unit ___________________________ kW
Integrated Capacity __________________________ Btuh
Indoor Operating Temp _______________________°F db
Outdoor-Air Temp ________________°F (Winter Design)
COP/HSPF _________________Hi _______________Lo
PERFORMANCE DATA