Carrier 52CQ Manual do Utilizador

ARCHITECTS AND ENGINEERS’ MANUALOctober 2001 Copyright  Carrier Corporation Cat. No. 592-075CONTENTSPageAPPLICATIONS . . . . . . . . . . . . . . . .

10HEAT PUMPS PAY THEIR OWN WAYHeat pump models are available at a nominal addi-tional cost. In many locales, the payback is realized injust a few mont

11HEAT PUMP ENERGY SAVINGSCARRIER HEAT PUMP INITIAL COST VERSUS SAVINGS OVER HEAT/COOL MODELS LEGEND*Computer projections based on full coolin

12For immediate assistance, call 1-800-827-7435 or contactyour local Carrier dealer.Standard 52C Unit• Chassis with front panel• Electro-mechanical co

13FACTORY-INSTALLED OPTIONSWall Thermostat Control (RC,RP)Carrier’s wall thermostat control option includes:• a standard chassis with front panel• fac

14FIELD-INSTALLED ACCESSORIESWall SleevesIt is recommended that a Carrier sleeve be used with aCarrier chassis.Locating holes in the side panels allow

15OUTDOOR GRILLESCarrier recommends only the use of Carrier-suppliedgrilles for use on the 52C series units. However, thearchitectural designs of a bu

16Outdoor Grille SelectionIMPORTANT: If you wish to use a grille not madeby Carrier for your Carrier unit(s), contactthe Carrier Application Engineeri

17Hardwire KitPart No.: HARDWIRE-KIT-1PKThis accessory hardwire kit provides a permanent con-nection to the unit. Electrical hard wiring is requiredwh

18SubbasePart No.: SUBBASE-NON-ELECPart No.: SUBBASE-230V-15APart No.: SUBBASE-230V-20APart No.: SUBBASE-230V-30APart No.: SUBBASE-265V-15APart No.: S

19Subbase Power Disconnect SwitchPart No.: SUBBASE-SWITCHThe subbase power disconnect switch provides arecessed power disconnect for the PTAC unit whe

2Whether you are designing a new structure or replac-ing packaged terminal air conditioning units in anexisting building, Carrier will meet your needs

20Manual Changeover WallThermostatPart No.: HH01AD045 (for heat/cool and heat pumpmodels)This manual changeover wall thermostat provides areliable and

21Replacement FiltersPart No.: AIR-FILTER-10PKThe Carrier 52C model replacement air filters come inpackages of 10. The filters save energy by preventi

22TYPICAL WALL INSTALLATIONProper building practices must be used when con-structing a wall opening to support a PTAC wall sleeveand chassis.If practi

23WALL SLEEVE MOUNTING DIMENSIONS FOR STANDARD AND ACCESSORY GRILLESMAIN STUDJACK STUDCRIPPLEFLOORSUB-FLOOR42 1/8”16 1/4”JACK STUDSHEADER- 4’ x 4’ OR(

24MINIMUM CLEARANCE FOR OUTDOOR DISCHARGE AIRTYPICAL LATERAL DUCT INSTALLATIONDIMENSION DRAWINGS AND INSTALLATIONDATA — NEW CONSTRUCTION (cont)36"

2552C WITH SUBBASETYPICAL WALL AND DEEP WALL INSTALLATIONNOTES:1. Accessory subbase is required for applications where:• Wall sleeve extends 4 or more

26PERFORMANCE AND ELECTRICAL DATAMODEL 52CQ (230/208-1-60)LEGENDEER — Energy Efficiency Ratio*Rated in accordance with ARI Standard 380-93.†Coeffici

27PERFORMANCE AND ELECTRICAL DATAMODEL 52CQ (265-1-60)LEGENDEER — Energy Efficiency Ratio*Rated in accordance with ARI Standard 380-93.†Coefficient

28PERFORMANCE AND ELECTRICAL DATAMODEL 52CE (230/208-1-60)LEGENDEER — Energy Efficiency Ratio*Rated in accordance with ARI Standard 310-93.†Electric r

29PERFORMANCE AND ELECTRICAL DATAMODEL 52CE (265-1-60)LEGENDEER — Energy Efficiency Ratio*Rated in accordance with ARI Standard 310-93.†Electric resis

3APPLICATION CONSIDERATIONSInstallation instructions are shipped with all PTACunits. It is important that air conditioning systems beproperly sized an

30INDOOR SOUND DATAThe table below indicates the approximate indoorsound level of a 52C unit. Tests were conducted in theCarrier Sound Testing Laborat

31WIRING DIAGRAMS52CQ — Typical Wiring Schematic for Standard Units

32WIRING DIAGRAMS (cont)52CQ — Typical Wiring Schematic for Wall Thermostat Control Units

3352CE — Typical Wiring Schematic for Standard Units

34WIRING DIAGRAMS (cont)52CE — Typical Wiring Schematic for Wall Thermostat Control Units

35FRONT DESK SWITCH PANEL24-VTRANSFORMER(SEE NOTE)PTAC #1PTAC #2PTAC #NROOM 100 ROOM 101 ROOM NBWBWBWLEGENDNOTES:1. To size transformer, use the follo

36WIRING DIAGRAMS (cont)RYWGOCRYWGOCRYWGOCRYWGOCRYWGOCT’STATMASTERPTACUNIT 1UNIT 2UNIT 3Typical Wiring for Multiple 52C PTAC Units Connected to 1 Wall

37PACKAGED TERMINALCOOLING UNITWITH HEAT PUMP ORELECTRIC HEATINGHVAC Guide SpecificationsSize Range: Cooling: 6,900 to 15,000 BtuhHeating: 6,000 to 14

38L. Special Features:Certain standard features are not applicable whenthe features designated are specified. Contactyour local Carrier Sales Office f

39TYPICAL WARRANTY

4This section summarizes product features covered indetail in later sections of this manual: PRODUCT OVERVIEWCOPPER TUBEALUMINUMFIN COILSDISCHARGEGRIL

40TYPICAL WARRANTY (cont)

41*Extended metal wall sleeves also available in 26 in. and 28 in. deep.†Custom colors are also available.ACCESSORYLITERATUREFORM NUMBERPART NUMBER DE

5The 52C model is a single-package, through-the-wallunit for heating and cooling hotel rooms, offices,apartments, condominiums, and residential additi

6NO-RUST WEATHER LAST™WALL SLEEVE AND FRONTPANELThe indoor front panel and non-insulated wall sleeveuse nonmetallic compounds that never rust or corro

7WASHABLE VENT AIR FILTERThe unique vent system is activated by a two-positioncontrol. Fresh outside air is redirected by the vent doorto an inside lo

8EASY ACCESS TO CHASSISAccess to the chassis simply requires removing fourscrews and then sliding the chassis out of the sleevefor service. HIDDEN CON

9ENHANCED COPPER TUBINGEnhanced copper tubing is more efficient and durableand can be repaired in the field, if required.Because copper is a very stab