558F units are a single piece, cooling only unit, with
a low profile, pre-wired, tested and charged at the
factory. The units have the capability for convertible
supply and return openings and are intended for
installation on an accessory curb (ordered sepa-
rately), or for slab mounting (for horizontal duct
connections). Units are designed to accept a field-
installed economizer, enthalpy control, manual or
2-position outside air damper, roof curb, as well as
up to 5 sizes of electric heat per unit. Refer to
accessory chart below for full listing.
FEATURES
• Standard one-year full product warranty.
• Five-year protection plan for the motor-
compressor.
• Five-year protection plan on electric heaters.
• Outdoor ambient cooling operation from 25 F
(–4 C) to 115 F (46 C).
• Units are tested and certified by ARI and certi-
fied by UL and CSA. Factory-run test printout
included in each rooftop.
• 24-volt control circuit, with resettable breaker.
• Two-inch disposable-type return air filters in ded-
icated rack.
• Hermetic compressor on independent circuit with
internal line break and overload protection, self-
lubricating with internal discharge muffler.
• Refrigeration circuit contains a filter drier to trap
dirt and particles.
• Two-speed direct-drive evaporator fan on
sizes 036-060. All other sizes are belt driven.
Adjustable belt-drive fans are optional on sizes
036-060.
• Non-corrosive condensate pan with self-
draining design with both bottom and side drain
connections.
• Thru-the-bottom power entry capability.
• Indoor and outdoor coils constructed of alumi-
num fins mechanically bonded to seamless
copper tubes.
• Single point electrical connections.
• Direct-drive propeller condenser fan totally
enclosed with permanently lubricated bearings.
• Pre-painted, insulated cabinet with primed inner
panels, certified 500-hr salt spray test and non-
corrosive screws.
S U B M I T TA L DATA
Job Name ______________________________________
Architect _______________________________________
Engineer _______________________________________
Contractor _____________________________________
Unit Designation _________________________________
PERFORMANCE DATA
Cooling
Net Total Cap. ________________________________Btuh
Net Sensible Cap. _____________________________Btuh
Compressor Power Input _________________________kW
_______________________________ F Outdoor Air Temp.
Indoor Entering Air db_________ F wb _________ F
CFM ____________ Ext. Static Pressure ____ (in. wg)
Fan RPM _________________ Bhp __________________
SEER/EER______________________________________
Heating
Stage 1 _____________________ kW ____________Btuh
Stage 2 _____________________ kW ____________Btuh
Total ________________________ kW ____________Btuh
Operating Weight ________ lb (unit)___________ lb (curb)
ELECTRICAL DATA
Power Supply to Unit ______ Volts _____ Phase _____ Hz
Minimum Circuit Amps ______________
Maximum Overcurrent Protection (Fuse Only) ___________
HEATING & COOLING SUBMITTAL
Unit 558F036-150
3 to 12
1
/
2
NOMINAL TONS
COMMERCIAL SINGLE-PACKAGE
ROOFTOP ELECTRIC COOLING UNITS
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