Carrier 50HS User Manual

Single-Package Heat Pump for
Manufactured Housing/Residential
and Light Commercial use.
Features/Benefits
One-piece heat pumps with
optional electric heaters, low
installation costs, dependable
performance, and easy
maintenance
Easy installation
Factory-assembled package is a
compact, fully self-contained, heat
pump unit that is prewired, prepiped,
and precharged for minimum instal-
lation expense.
50HS units are available in a variety
of standard sizes with voltage options to
meet residential and light commercial
requirements. Unit is installed easily
on a rooftop or a ground-level pad.
The optional base rail unit provides an
elevated base.
Convertible duct configuration on
the 50HS is designed for easy use in
either downflow or horizontal dis-
charge applications.
Efficient operation
High-efficiency design with SEERs
(Seasonal Energy Efficiency Ratios) up
to 10.1 and HSPFs (Heating Seasonal
Performance Factors) of up to 7.0.
Durable, dependable
components
Compressors are designed for high
efficiency. Each compressor is her-
metically sealed against contamination
to help promote longer life and de-
pendable operation. Vibration isolation
provides quiet operation. Reciprocat-
ing or scroll compressors are used.
Compressors have internal high-
pressure and overcurrent protection.
Product
Data
50HS
Single-Package
Heat Pumps
1
1
⁄ 2 to 5 Nominal Tons
Copyright 1998 Carrier Corporation Form 50HS-3PD

Carrier 50HS Specifications

General

Model Number	50HS
Category	Heat Pump
Refrigerant Type	R-410A
Voltage	208/230V
Phase	1

Summary

Features and Benefits

Easy Installation

Factory-assembled package for quick and cost-effective installation.

Efficient Operation

High-efficiency design with SEER and HSPF ratings for optimal performance.

Durable Components

Robust compressors with internal protection and vibration isolation for quiet operation.

ARI Capacities

Cooling and Heating Performance

Details cooling/heating capacities, SEER, HSPF, and sound ratings.

Dimensions

Unit Dimensions and Clearances

Detailed measurements, center of gravity, and required service clearances.

Selection Procedure

Step-by-Step Unit Selection

Guide to determining cooling/heating needs and selecting the appropriate unit.

Performance Data

Cooling Capacities

Tables showing cooling capacity based on various temperature and airflow conditions.

Heating Capacities

Tables detailing heating capacity under different temperature and airflow conditions.

Electrical Data

Unit Electrical Specifications

Controls

Sequence of Operation

Heating Mode Operation

Defrost Mode Operation

Typical Single-Phase Control Wiring Schematic

Wiring Diagram Explanation

Typical Piping and Wiring

Installation Wiring Overview

Typical Installation

Slab Mount Installation

Curb Mount Installation

Guide Specifications

Part 2 Equipment Details

Special Features