Carrier 52M Performance Series Product Data
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Carrier 52M Performance Series Product Data

Packaged terminal air conditioner / heat pump 7,000-15,000 btuh
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52M
Performancet
Packaged Terminal Air Conditioner / Heat Pump
7,000 --- 15,000 Btuh

TABLE OF CONTENTS

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No---Rust Weather Lastt Wall Sleeve & Front Panel
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Two---Piece Lifetime Indoor Filter
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Bi ---Directional Discharge Grille
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Series
Product Data
PAGE
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Bi ---Molded Condenser Shroud
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INSTALLATION DATA - - NEW CONSTRUCTION
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FOR EM INTERFACE
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UNITS CONNECTED TO A SINGLE WALL TSTAT
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A07228
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Summary of Contents for Carrier 52M Performance Series

  • Page 1: Table Of Contents

    ......Carrier Warranty ....... . .
  • Page 2 52M Performance series now and start recovering your investment immediately throug energy savings, guest satisfaction and enjoy years of economical, trouble-free operation and comfort. Thank you for choosing Carrier and investing in the highest quality air conditioning and heating system ever. Best regards,...

  • Page 4: Applications

    Whether you are designing a new structure or replacing packaged terminal air conditioning units in for The Occupant an existing building, Carrier will meet your needs. Heat pump models offer substantial savings over models with conventional electric Hotels and motels...

  • Page 5: Application Considerations

    APPLICATION CONSIDERATIONS Oversizing Installation instructions are shipped with all PTAC units. It is important that air conditioning systems be If a PTAC unit is oversized (cooling capacity is properly sized and installed for each application in greater than required capacity for the specific order to achieve the desired temperature and humidity application), the unit will cool the space down to the levels within the space to be conditioned.

  • Page 6: Product Overview

    PRODUCT OVERVIEW (52M) This section summarizes product features covered in detail in later sections of this manual. COIL TUBE SHEETS BI-MOLDED CONDENSER SHROUD WIRE SCREEN DISCHARGE GRILLE INDOOR-AIR FILTERS ACCESSORY BASEPAN OUTDOOR GRILLE CONFIGURATION DIP SWITCHES ACCESSORY WALL DIGITAL CONTROL PAD SLEEVE W/ELECTRONIC DISPLAY INDOOR...

  • Page 7: Product Features & Benefits

    PRODUCT FEATURES AND BENEFITS (52M) MOST EFFICIENT PERFORMANCE S Improved sound for quiet operation S Exceeds ARI (Air Conditioning and Refrigeration High EERs provide excellent operating economy. The Institute) minimum efficiency requirements with system operates without bulky ductwork, separate exceptional energy efficiency ratios (EERs) equipment room, and complex match- -up of different S Easy to operate digital keypad components.

  • Page 8: Removable Front Panel

    42 in. Carrier’s metal wall sleeves are available in a variety of sizes for most standard and deep wall applications. 16 in. All metal wall sleeves come with factory-installed insulation, designed to minimize heat loss and reduce outdoor noise transmissions into the room.

  • Page 9: Washable Vent Filter

    OUTDOOR AIR VENTILATION The unique vent system is activated by a two- -position control. Fresh outside air is redirected by the vent door to an inside low- -pressure area. A molded plastic filter prevents dirt and debris from entering the room side of the unit. The vent mechanism is made from non corrosive material ensuring reliable operation.

  • Page 10: Energy Management (Em) Interface

    — It is recommended to include extra wires in case a wire breaks or is cut during installation. — The thermostat is ordered separately and a Carrier PTAC approved thermostat is recommended, see the accessory chart in the back. Energy Management...

  • Page 11: Power Cord Protection For 230/208V Units

    POWER CORD PROTECTION FOR 230/208V UNITS The power cord for the 230/208- -v unit provides power cord protection automatically disconnecting power during an unsafe condition. Power can be restored by pressing the RESET button. A07551 Power cord Plug Head BI-MOLDED CONDENSER SHROUD BI- -MOLDED CONDENSER SHROUD...

  • Page 12: Enhanced Copper Tubing

    Seamless drawn basepan walls add protection against water accumulation resulting from storm- -driven rain with heavy wind. Carrier’s deep basepan holds up to 1- -3/4 gallons of A07552 water without spilling. Closed cell foam insulators are located between the basepan and coils, keeping coils from direct contact with the basepan and providing additional protection against corrosion.

  • Page 13: Heat Pumps Pay Their Way

    A07553 and automatically turns on the electric heat to warm In Hot Weather: the room quickly. After the desired temperature Carrier’s PTAC units provide indoor comfort in the conditions have been satisfied, the thermostat same manner as conventional air conditioners, automatically switches to heat pump mode.

  • Page 14: Heat Pump Energy Savings

    ZONE I climatic conditions. A07555 For more precise energy savings in your geographical location, go to www.lodgingAC.com to use Carrier’s energy calculator. CARRIER HEAT PUMP INITIAL COST VERSUS SAVINGS OVER HEAT/COOL MODELS 7000 BTUH 9000 BTUH 12000 BTUH 15000 BTUH $110...

  • Page 15: Ordering Data

    ORDERING DATA For immediate assistance, call 1- -800- -827- -7435 or contact your local Carrier dealer. Standard Unit Chassis with front panel Electronic controls with touchpad and digital display Lead- -time: Many models are in stock for immediate delivery; call for lead- -times.

  • Page 16: Field Installed Accessories

    All Carrier wall sleeves are built with a pitch of 1/4 The polymer wall sleeve comes in both insulated in. per foot; for self- -pitching of the unit, the wall...
  • Page 17 For a superior look and to hide any construction imperfections, use Carrier’s wall sleeve molding kit to trim the wall sleeve to the wall. The molding kit is a perfect solution and can be used with any Carrier 1/2 IN. wall sleeve (matches Carrier wall sleeve color).
  • Page 18 FIELD- -INSTALLED ACCESSORIES (CONT.) OUTDOOR GRILLES Polymeric Architectural Outdoor Grilles (Louvered) Carrier recommends only the use of Carrier- -supplied Part No.: GRILLE- -PLA- -BROWN grilles for use on the 52M series units. However, the architectural designs of a building may dictate the use Part No.: GRILLE- -PLA- -BEIGE...
  • Page 19 FIELD- -INSTALLED ACCESSORIES (CONT.) OUTDOOR GRILLE SELECTION IMPORTANT: If you wish to use a grille not made by Carrier for your Carrier unit(s), contact Carrier Application Engineering. The following guidelines must be followed in the initial selection of any alternate exterior grille or louver: 1.
  • Page 20 FIELD- -INSTALLED ACCESSORIES (CONT.) SUBBASE Part No.: SUBBASE- -230V- -15A Part No.: SUBBASE- -NON- -ELEC Part No.: SUBBASE- -230V- -20A Part No.: LEVELING- -LEGS Part No.: SUBBASE- -230V- -30A Part No.: SUBBASE- -265V- -15A Part No.: SUBBASE- -265V- -20A Part No.: SUBBASE- -265V- -30A This decorative subbase supports the unit and is available in three basic models: non- -electrical, electrical, and hardwired.
  • Page 21 FIELD- -INSTALLED ACCESSORIES (CONT.) Leveling Legs Part No.: LEVELING- -LEGS Leveling legs attach easily to Carrier’s wall sleeve and offer accurate leveling and support for units without a subbase. Leveling legs are adjustable from 3- -1/4 to 5- -1/2 inches.

  • Page 22: Programmable Thermostat

    FIELD- -INSTALLED ACCESSORIES (CONT.) THERMOSTATS Carrier’s full line of wall thermostats are designed to enhance every PTAC application. Wall thermostats are simple and easy to use. Wall thermostats provide better temperature and humidity control as they can be placed in an optimal position in the room.
  • Page 23 It installed on the flat area of the sleeve. It can be field- -installed on any Carrier wall sleeve. cannot be installed in the wafer area. Although Carrier units are designed to dissipate all...

  • Page 24: Dimensional Drawings

    DIMENSIONAL DRAWINGS AND INSTALLATION DATA - - NEW CONSTRUCTION Proper building practices must be used when If practices are unknown, consult your local architect constructing a wall opening to support a PTAC wall or building contractor. Installed wall sleeve must be sleeve and chassis.
  • Page 25 DIMENSIONAL DRAWINGS AND INSTALLATION DATA - - NEW CONSTRUCTION (CONT.) WALL SLEEVE MOUNTING DIMENSIONS FOR STANDARD AND ACCESSORY GRILLES 42 in. 16 in. Available in: 14-3/4 in., 18 in., 24 in., 26 in., 28 in. A07633 A07381 Standard and Extended Metal Insulated Wall Standard Polymer Non- -Insulated Wall Sleeve Standard Polymer Insulated Wall Sleeve Sleeve...
  • Page 26 TYPICAL WALL INSTALLATION NOTES: 1. Sleeve may be flush mounted to floor, but front panel may have to be notched to accommodate service cord. 2. If more than 4 in. of sleeve projects into room, an accessory subbase must be used for support. 3.
  • Page 27 DIMENSIONAL DRAWINGS AND INSTALLATION - - NEW CONSTRUCTION (CONT.) MINIMUM CLEARANCE FOR INDOOR AND OUTDOOR DISCHARGE AIR CAUTION EQUIPMENT OPERATION HAZARD Failure to follow this caution may result in equipment damage or improper operation. Blocking indoor or outdoor discharge air could cause premature failure of unit.
  • Page 28 DIMENSIONAL DRAWINGS AND INSTALLATION DATA - - NEW CONSTRUCTION (CONT.) 52M WITH SUBBASE 0’-3 1/4” MIN. (83) 0’-5 1/2” MAX. (140) 0’-0 7/8” (22) SUBBASE ACCESS COVERS OUTSIDE WALL NOTES SIDE 1 9/16” (39.7) 19 1/2” (495.3) (3) 7/8” (22.2) DIA.

  • Page 29: Wall Thermostat Connections

    WALL THERMOSTAT CONNECTIONS Energy Management (24VAC in) R W Y O Gh Gl C Common TYPICAL WALL THERMOSTAT See Note 1 See Note 2 NOTES: A07073 TERMINAL BLOCK 1. Use terminal "O" for heat pump connection only. Terminal Connector Removal and Replacement 2.

  • Page 30: Performance And Electrical Data

    PERFORMANCE AND ELECTRICAL DATA MODEL 52MQ (230/208- -1- -60) CAPACITY COOLING MODEL VOLTAGE NUMBER Heating RANGE Cooling AMPS WATTS 52MQ Rev. Cyc. Electic U07--- --- --- 3 SEE POWER U09--- --- --- 3 8800 / 9000 8300 / 8350 10.5 / 10.5 3.4 / 3.3 4.1 / 3.9 840 / 860...
  • Page 31 PERFORMANCE AND ELECTRICAL DATA (CONT.) MODEL 52MQ (265- -1- -60) CAPACITY* COOLING MODEL VOLTAGE NUMBER Heating COP† RANGE Cooling AMPS WATTS 52MQ Rev. Cyc. Electic U07--- --- --- 4 SEE POWER CORD U09--- --- --- 4 9000 8400 10.9 SELECTION 239 --- 292 U12--- --- --- 4 11,400...
  • Page 32 PERFORMANCE AND ELECTRICAL DATA (CONT.) MODEL 52ME (230/208- -1- -60) CAPACITY COOLING MODEL VOLTAGE NUMBER Heating RANGE Cooling AMPS WATTS 52ME Rev. Cyc. Electic U07--- --- --- 3 SEE POWER CORD U09--- --- --- 3 8800 / 9000 11.4 / 11.4 3.9 / 3.7 770 / 790 SELECTION...
  • Page 33 PERFORMANCE AND ELECTRICAL DATA (CONT.) MODEL 52ME (265- -1- -60) CAPACITY COOLING MODEL VOLTAGE NUMBER Heating RANGE Cooling AMPS WATTS 52ME Rev. Cyc. Electic U07--- --- --- 4 SEE POWER CORD U09--- --- --- 4 9100 11.7 239 --- 292 SELECTION GUIDE U12--- --- --- 4 12100...

  • Page 34: Typical Wiring Schematic

    TYPICAL WIRING SCHEMATIC FOR ENERGY MANAGEMENT INTERFACE FRONT DESK SWITCH PANEL ROOM 100 ROOM 101 ROOM N FIELD-SUPPLIED 24-V TRANSFORMER (SEE NOTE 1) PTAC #1 PTAC #2 PTAC #N LEGEND AWG ó American Wire Gage ó Black PTAC ó Packaged Terminal Air Conditioner ó...

  • Page 35: Typical Wiring Schematic For Multiple Ptac

    TYPICAL WIRING SCHEMATIC FOR MULTIPLE PTAC UNITS CONNECTED TO A SINGLE WALL THERMOSTAT T’STAT MASTER PTAC UNIT 1 UNIT 2 UNIT 3 1. Do not daisy chain R (24 VAC). 2. Maximum of 4 PTAC units can be connected to one single wall thermostat.

  • Page 36: Guide Specifications

    -assembled, Heat Pump:6,400 to 17,000 Btuh Electric single- -piece heating and/or cooling unit, that is Carrier Model Numbers: simple to install and operate. Just slide the chassis 52ME Performance Series, Cooling with Electric into a wall sleeve, plug it into an outlet, and operate Heat after installation.
  • Page 37 E. Air Flow System: GUARD enabled disabled, WALL For superior sound and comfort, the airflow THERMOSTAT enabled disabled, system shall consist two, direct- -drive EMERGENCY HEAT (for heatpumps), and 4 permanently lubricated fan motors. The outdoor optional SETPOINT LIMIT selections. fan motor will be single speed, with a dynamically balanced, corrosion resistant, polymer multiblade Fan cycle configuration switches, will allow...
  • Page 38 It can be field- -installed on any draw and atomize condensate, and a slinger ring Carrier wall sleeve. The drain kit shall integrated in the outdoor fan, to disperse attached to the exterior right or left side of the...
  • Page 39 3.0 DELIVERY, STORAGE, AND HANDLING The packaging of the chassis shall be sufficient to protect the chassis from damage during shipment via an enclosed truck. Chassis must also be able to withstand an impact force of 10 g’s and a random continuous force of 1g, during shipping.

  • Page 40: Accessories

    Aluminum Architectural Exterior Grille, Red Brick GRILLE ---ALU ---BLUE Aluminum Architectural Exterior Grille, Blue GRILLE ---ALU ---GREEN Aluminum Architectural Exterior Grille, Green Ensures good air seal and prevents air recirculation when Carrier sleeve is used with 52C,P---31SI BAFFLE ---KIT ---1PK a non ---Carrier grille. 52C,P---1SI...

  • Page 41: Ptac Limited Warranty

    TYPICAL WARRANTY...
  • Page 42 Catalog No. 52M---1PD Copyright 2007 Carrier Corp. S 7310 W. Morris St. S Indianapolis, IN 46231 Printed in U.S.A. Edition Date: 09/07 Replaces: New Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.

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