Carrier 50KQA User Manual

Copyright 2003 Carrier Corporation Form 50KQ-6PD
Single-Package Console Water
Source Heat Pump with self-
contained line voltage thermostats.
• Wide application use with operating
temperature range from 40 F to
100 F
• Thermostatic expansion valve
(TXV) provides efficient and reliable
refrigerant flow
• Spring mounted compressors for
quiet operation
• Sloped top cabinet with powder
paint finish
• Right or left hand piping connection
• Multiple unit-mounted and remote
thermostat options
• Adaptable cabinet and subbase
configurations
• Factory-mounted flow regulators and
control valves for easy installation
• Flexible and reliable controls
accommodate all systems
Features/Benefits
Carrier’s Aquazone™
console water source heat
pumps are a flexible,
attractive alternative for all
finished interior space, under
window style installations.
Operating efficiency
Carrier Aquazone water source heat
pumps (WSHP) are designed for quali-
ty and performance excellence over
their lifetime. Models offer cooling
EERs (Energy Efficiency Ratio) to
12.8, and heating COPs (Coefficient
of Performance) to 4.6, which are
among the highest in the industry.
Quiet operation
The Carrier Console WSHP provides
exceptionally quiet operation for maxi-
mum comfort.
50KQA, KQD
Console Water Source Heat Pumps
1
/
2
to 1
1
/
2
Nominal Tons
Product
Data
TM

Carrier 50KQA Specifications

General

Brand	Carrier
Model	50KQA
Category	Heat Pump
Language	English

Summary

Features and Benefits

Performance and Efficiency

Highlights high efficiency, quiet operation, and overall performance excellence of the units.

Safety and Reliability

Covers safety features like pressure/voltage protection, freeze prevention, and reliable operation.

Maintenance and Controls

Model Number Nomenclature

ARI Capacity Ratings

Cooling and Heating Performance Data

Options and Accessories

Factory-Installed Options

Selection Procedure

Calculating Cooling and Heating Loads

Step-by-step guide to determine loads, design parameters, and select the appropriate unit.

ARI/ISO/ASHRAE Conversion Standards

Performance Data

Unit Performance Tables

Presents detailed cooling and heating performance data for all unit sizes across various conditions.

Electrical Data

Compressor and Motor Electrical Specifications

Presents compressor, fan motor, and total unit electrical data, including RLA, LRA, and FLA.

Typical Wiring Schematics

Complete C Controller Wiring

Wiring diagrams for Complete C controller with manual/auto changeover and remote thermostats.

Deluxe D Controller Wiring

Wiring diagrams for Deluxe D controller with manual/auto changeover and remote thermostats.

Typical Piping and Wiring

Unit Piping and Wiring Configurations

Guide Specifications

System Overview & Equipment

Control Systems & Features

Details on unit controls, PremierLink, optional controls, and special features for system integration.