Carrier 48HJE004 User Manual

Copyright 1999 Carrier Corporation Form 48HJ-11PD
Carrier has designed the Weather-
master series based on customer
needs and requests to be the most
efficient and reliable rooftop unit ever
made.
Features/Benefits
• Most efficient rooftop line for
cooling using scroll compressor
technology
• Most efficient rooftop line for
heating using dimpled heat
exchangers on all units
• High reliability — non-corrosive
condensate pans, prepainted
cabinets and primed interior
panels, and all units are fully
protected by internal safeties
• Quietest operation — all
compressors mounted on
independent vibration isolators.
Standard, belt-driven evaporator
fan motors on all units
• Ease of maintenance achieved by
self diagnostics on the Integrated
Gas Controller (IGC), optional
direct digital controls, standard
size filters, tool-less filter access,
simple compressor access,
permanently lubricated fan
motors, optional disconnect
switch, optional 115-v
convenience outlet, and optional
hinged access panels
• Exclusive MoistureMiser
dehumidification package — a
result of recent advances by
Carrier in controlling comfort
levels. This factory-installed
option significantly improves the
dehumidification capability of the
rooftop unit and helps control
humidity levels in the building.
48HJD/HJE/HJF
Single-Package Rooftop Units
High-Efficiency Electric Cooling/
Gas Heating
3 to 12
1
/
2
Nominal Tons
Product
Data
48HJ004-007
48HJ008-014

Carrier 48HJE004 Specifications

General

Brand	Carrier
Model	48HJE004
Category	Heat Pump
Language	English

Summary

Product Data

Features/Benefits

Key advantages and capabilities of the rooftop units.

Serviceability

Features enhancing ease of access for maintenance and repair.

Model Number Nomenclature

Performance Data

Physical Data

Key physical dimensions, weights, and component specifications.

Fan Performance

Data on fan RPM, BHP, and airflow for vertical and horizontal discharges.

Motor Data

Information on evaporator fan motor settings and efficiency.

Dimensions

Selection Procedure

Electrical Data

Standard Motor Units

Electrical specifications for standard motor units (with/without outlet).

High-Static Motor Units

Electrical specifications for high-static motor units (with/without outlet).

Controls

Operating sequence for 48HJ004-007 units

Detailed operational sequences for cooling and heating modes on specific unit sizes.

Cooling, units with EconoMi$er

Operating sequence for 48HJ008-014 units

Operating sequence Units with Moisture Miser dehumidification package

Operational logic for units equipped with the Moisture Miser package.

Guide Specifications

Part 1 - General

Part 2 - Products