22-1890-01 19
General
The4TTX6isfullychargedfromthe
factoryforupto15feetofpiping.This
unitisdesignedtooperateatoutdoor
ambienttemperaturesashighas115°F.
Coolingcapacitiesarematchedwith
awideselectionofairhandlersand
furnacecoilsthatareAHRIcertied.The
unitiscertiedtoUL1995.Exterioris
designedforoutdoorapplication.
Casing
Unitcasingisconstructedofheavy
gauge,G90galvanizedsteeland
paintedwithaweather-resistantpowder
paintonalllouvers,panels,prepaint
onallotherpanels.Corrosionand
weatherproofCMBP-G30DuraTuff™
base.
Refrigerant Controls
Refrigerationsystemcontrolsinclude
condenserfan,compressorcontactor
andhighpressureswitch.Highandlow
pressurecontrolsareinherenttothe
compressor.Afactoryinstalledliquidline
drierisstandard.
Compressor
TheClimatuff
®
compressorfeatures
internalovertemperatureandpressure
protectionandtotaldippedhermetic
motor.Otherfeaturesincludecentrifugal
oilpumpandlowvibrationandnoise.
Condenser Coil
Theoutdoorcoilprovideslowairow
resistanceandefcientheattransfer.
Thecoilisprotectedonallfoursidesby
louveredpanels.
Low Ambient Cooling
Asmanufactured,thisunithasacooling
capabilityto55°F.Theadditionofan
evaporatordefrostcontrolwithTXV
permitslowambientcoolingto30°F.
Accessories
Thermostats — Coolingonlyand
heat/cooling(manualandautomatic
changeover).Sub-basetomatch
thermostatandlockingthermostatcover.
Evaporator Defrost Control —See
LowAmbientCooling.
Mechanical
Specification Options