Carrier 25HCB3 - User Manual

Product Data
25HCB3
Comfortt 13 Series Heat Pump
with Puronr Refriger ant
1---1/2 To 5 Nominal Tons (Sizes 18 To 60)
the environmentally sound refrigerant
Carrier’s heat pumps with Puronr refrigerant provide a collection
of features unmatched by any other family of equipment. The
25HCB3 has been designed utilizing Carrier’s Puron refrigerant.
The environmentally sound refrigerant allows consumers to make
a responsible decision in the protection of the earth’s ozone layer.
This product has been designed and manufactured to meet
Energy Starr criteria for energy efficiency when matched with
appropriate coil components. Refer to the combination ratings in
the Product Data for system combinations that meet Energy Starr
guidelines.
NOTE: Ratings contained in this document are subject to
change at any time. Always refer to the AHRI directory
(www.ahridirectory.org) for the most up--to--date ratings
information.
INDUSTRY LEADING
FEATURES / BENEFITS
Efficiency
S
13 SEER/ 10.1 -- 10.8 EER/ 7.7 -- 8.3 HSPF (Nominal)
S Microtube Technologyt refrigeration system
S Indoor air quality accessories available
Sound
S
Sound level as low as 70 dBA
Comfort
S
System supports Thermidistatt or standard thermostat
controls
Reliability
S
Puronr refrigerant -- environmentally sound, won’t
deplete the ozone layer and low lifetime service cost.
S Front--seating service valves
S Scroll compressor
S Internal pressure relief valve
S Internal thermal overload
S High pressure switch
S Loss of charge switch
S Filter drier
S Balanced refrigeration system for maximum reliability
Durability
WeatherArmort protection package:
S Solid, durable sheet metal construction
S Steel louver coil guard
S Ceramic coated cabinet screws
S Baked--on, complete coverage, powder paint
Applications
S
Long--line -- up to 250 feet (76.20 m) total equivalent length,
up to 200 feet (60.96 m) condenser above evaporator, or up to
80 ft. (24.38 m) evaporator above condenser (See Longline
Guide for more information.)
S Low ambient (down to --20_F/--28.9_C) with accessory kit

Summary

Industry Leading Features; Benefits

Efficiency

Details SEER, EER, HSPF ratings and system technology.

Sound

Specifies the sound level performance of the unit.

Comfort

Highlights thermostat compatibility for enhanced comfort control.

Reliability

Lists components and features contributing to unit longevity.

Durability

Describes the protective features of the cabinet and coil.

Applications

Outlines specific installation scenarios like long-line and low ambient.

Model Number Nomenclature

Standard Features

Physical Data

Vapor Line Sizing and Cooling Capacity Loss

Accessories

Accessory Thermostats

Details specific thermostat options and their functionalities.

Accessory Usage Guideline

Electrical Data

Dimensions - English

Dimensions - SI

25 HCB3 Balance Point Worksheet

Clearances

Guide Specifications

System Description

Describes the unit's purpose, type, and installation suitability.

Quality Assurance

Outlines standards, certifications, and testing compliance.

Electrical Requirements

Specifies voltage, phase, frequency, and control circuit details.

Operating Characteristics

Details performance at specific indoor/outdoor temperature conditions.

Carrier 25HCB3 Specifications

General

Brand	Carrier
Model	25HCB3
Category	Heat Pump
Language	English