USE OM - JANUARY 2017
1
1. Program Overview
1.1
Applicable Rating Standard
. It is mandatory for program Participants to comply with the provisions
of the latest edition of AHRI Standard 210/240
Performance Rating of Unitary Air-Conditioning & Air-Source
Heat Pump Equipment
(Standard). A copy of the Standard is available for download from the AHRI website,
www.ahrinet.org.
1.2
Product Definitions
.
1.2.1
Air-Source Unitary Heat Pump
. One or more factory-made assemblies which normally
include conditioning coil(s), compressors(s), and outdoor coil(s), including means to provide a
heating function. When such equipment is provided in more than one assembly, the separated
assemblies shall be designed to be used together, and the requirements of rating outlined in the
Standard are based upon the use of matched assemblies.
1.2.2
Independent Coil Manufacturer (ICM)
. Any Participant in the program that
manufactures only the Indoor Unit in an Air-Source Unitary Heat Pump and/or Unitary Air-
Conditioner.
1.2.3
Indoor Unit
. A component of a Split System central air-conditioner or heat pump that
is designed to transfer heat between refrigerant and heat sink inside the conditioned space.
1.2.4
Outdoor Unit
. A component of a Split System central air-conditioner or heat pump that
is designed to transfer heat between refrigerant and heat sink outside the conditioned space.
1.2.5
Single Packaged System
. Any Unitary Air-Conditioner or Air-Source Unitary Heat
Pump that has the means for air circulation and heat removal, air cleaning, and the controls thereof,
in the same cabinet.
1.2.6
Split System
. Any Unitary Air-Conditioner or Air-Source Unitary Heat Pump that has
one or more of the major assemblies separated from the others.
1.2.7
System Manufacturer.
Any Participant in the program that manufactures all the major
assemblies in an Air-Source Unitary Heat Pump and/or Unitary Air-Conditioner.
1.2.8
Unitary Air-Conditioner
. One or more factory-made assemblies which normally include
an evaporator or cooling coil(s), compressor(s), and condenser(s). Where such equipment is
provided in more than one assembly, the separated assemblies are to be designed to be used
together, and the requirements of rating outlined in the Standard are based upon the use of these
assemblies in operation together.
1.3
Program Scopes.
1.3.1
Unitary Small Air-Conditioner (and Mix-Matched Coils) Certification Program (USAC)
.
This program applies to Production Models of 50 and 60 Hz Unitary Air-Conditioners below 65,000
Btu/h cooling, as defined in Section 1.2 and as listed below:
Unitary Air-Conditioners;
Single Packaged System;
Split Systems; and
Air-conditioning coils (and air-handling products with air-conditioning coils) that
an ICM rates as a system with other System M
anufacturer’s Outdoor Units.
