Trane 4TWB4 Manual

next previous

 6 22-1834-09

General

Data

AHRI Standard Capacity Rating Conditions

AHRI STANDARD 210/240 RATING CONDITIONS —

(A)Cooling80°FDB,67°FWBairenteringindoorcoil,

95°FDBairenteringoutdoorcoil.

AHRI STANDARD 270 RATING CONDITIONS —(Noise

ratingnumbersaredeterminedwiththeunitincoolingopera-

tion.)StandardNoiseRatingnumberisat95°Foutdoorair.

Accessory Description and Usage

Anti-Short Cycle Timer—Solidstatetimingdevicethat

preventscompressorrecyclinguntil5minuteshaveelapsed

aftersatisfyingcallorpowerinterruptions.Useinareawith

questionablepowerdelivery,commercialapplications,long

lineset,etc.

Evaporator Defrost Control—SPSTTemperatureactuated

switchthatcyclesthecondenseroffasindoorcoilreaches

freeze-upconditions.Usedforlowambientcoolingto30°F

withTXV.

Rubber Isolators —5largerubberdonutstoisolatecon-

densingunitfromtransmittingenergyintomountingframeor

pad.Useonanyapplicationwheresoundtransmissionneeds

tobeminimized.

Hard Start kit —Startcapacitorandrelaytoassistcompres-

sormotorstartup.Useinareaswithmarginalpowersupply,

onlonglinesets,lowambientconditions,etc.

Extreme Condition Mount Kit —Bracketkitstosecurely

mountcondensingunittoaframeorpadwithoutremoving

anypanels.Useinareaswithhighwinds,oroncommercial

rooftops,etc.