Carrier 50AH- Manuals

Page 2 - Scroll compressor technology; Table of contents

2 Easy maintenance When it comes to maintenance, the 50AH rates high in accessibility. Indoor location is ideal for the maintenance technician, and five access panels, easily removed, provide quick and convenient access to all components when needed. As an added plus, all required service/maintenanc...

Page 3 - ARI* capacity ratings; Model number nomenclature; Quality Assurance

3 ARI* capacity ratings LEGEND *Air-conditioning and Refrigeration Institute. NOTES:1. Ratings are at zero condenser air static and rated in accordance with ARI Standard 210. UNIT 50AH V-PH-Hz TOTAL kW NET TOTAL COOLING CAP. (Btuh) NOMINAL CFM EER SOUND RATING (dB) 036 208/230-3-60 4.3 36,000 1200 8...

Page 4 - Physical data

4 LEGEND *Shipping weights include base unit plus packaging. †If components are to be split, additional refrigerant will be needed. **Two-speed motor. ††Use Type L copper only. NOTE: If components are to be split, the maximum length of refrigerant tub-ing to be used is 50 equivalent ft, assuming com...

Page 5 - Field-installed accessories

5 Thermostat and subbase — Attractive wall-mounted 24-v accessory provides precise temperature control.Automatic and manual changeover models available. Athermostat subbase is available that works with Cycle-LOC™ circuitry. If a safety device trips, compressor locksout and subbase warning light (LK ...

Page 6 - Dimensions

6 Dimensions LEFT SIDE RIGHT SIDE DIMENSIONS (ft-in.) UNIT 50AH A B C D E 036 2-4 3 / 4 2-2 1- 5 3 / 4 1-2 1-1 048 2-5 2-3 1-11 5 / 8 1-8 7 / 8 1-7 7 / 8 060 2-4 3 / 4 2-2 3 / 4 1-11 5 / 8 1-8 7 / 8 1-7 7 / 8 LEGEND COND — Condenser MIN — Minimum

Page 8 - Performance data

8 GROSS COOLING CAPACITIES LEGEND NOTES:1. Performance based on nominal condenser airflow listed in physical data table on page 4. 2. SHC is based on 80 F db temperature of air entering the coil. Below 80 F db, subtract (corr factor x cfm) from SHC.Above 80 F db, add (corr factor x cfm) to SHC. Corr...

Page 10 - Controls

10 CONDENSER FAN PERFORMANCE LEGEND NOTES:1. Above fan performance is based upon coil and deducted casing losses only. 2. External static pressure (ESP) is measured in inches water gage (in. wg).3. Interpolation is permissible. Do not extrapolate. 4. Minimum one turn open of motor pulley is required...

Page 11 - Electrical data

11 LEGEND *Optional evaporator-fan motor nameplate data. ELECTRIC HEATER DATA LEGEND *May be field converted to single-phase units, see electric heat installation instructions. NOTE: Separate power source is required for all heaters. See heater accessory installationinstructions. Control from base u...

Page 12 - Typical wiring schematic

12 Typical wiring schematic 50AH036,048,060 — 208/230-3-60 UNITS LEGEND AHA — Adjustable Heat Anticipator C — Contactor Compressor CB — Circuit Breaker CC — Cooling Compensator CLO — Compressor Lockout CT — Current Transformer EQUIP GND — Equipment Ground HPS — High-Pressure Switch HR — Heater Relay...

Page 13 - Application data; Typical piping and wiring

13 Application data OUTDOOR-AIR TEMPERATURE OPERATING LIMITS (F) Field splitting instructions — If components are split, maximum length of refrigerant tubing to be used is 50 ft,assuming components are installed in same horizontalplane. Condenser may be mounted up to 12 ft above evap-orator. Liquid ...

Page 14 - Indoor Packaged Unit; HVAC Guide Specifications — Section 15787; Guide specifications

14 Indoor Packaged Unit HVAC Guide Specifications — Section 15787 Size Range: 3 to 5 Tons, Nominal Carrier Model Number: 50AH Part 1 — General 1.01 SYSTEM DESCRIPTION Indoor mounted, electrically controlled packagedhorizontal cooling unit utilizing a hermetic typescroll compressor. 1.02 QUALITY ASSU...