Technology Categories

Browse By Technology Category

  • 8694 Electric Lighting

    Technology categories contained in the Electric Lighting group pertain to the use of electric power to provide space illumination. Lighting sources, as well as technologies that enable the generation of, or distribute or direct electrically-generated light, are also included within this group.

    • 1 Ballasts

      Products found within the Ballast subgroup are used to limit current to electric lamps.

      • 1 Lamp Ballasts

        This technology category includes all types of electric-discharge lamp ballasts that limit current to remote lamps. Lighting ballasts that are an integral part of replacement lamps intended to replace existing lamps in existing luminaires (i.e., screw-based compact fluorescent replacement lamps) are not included. Similarly, light-emitting diode drivers are also not included. Lighting ballasts for remote fluorescent, mercury vapor, metal halide, high- and low-pressure sodium, and other non solid-state lighting lamps are included.

    • 8693 Lamps

      The Lamp subgroup encompasses traditional lamp products (fluorescent lamps, high-intensity discharge lamps, etc.), and SSL products that are intended to replace conventional lamps in existing luminaires.

      • 6095 Non-SSL Lamps

        Products included in this technology category include all types of electric lamps, other than those that make use of solid-state lighting technologies. Lamp products included in this technology category are intended to be housed in a fixture and encompass many different lighting technologies including, but not limited to, filament, fluorescent, high-intensity discharge, and high- and low-pressure sodium lamps.

      • 2598 SSL Replacement Lamps

        The scope of this technology category is limited to solid-state lighting lamps that are intended to replace traditional light sources in existing luminaires. Solid-state lighting replacement lamp products listed here may include decorative, directional, linear, and omnidirectional sources.

    • 0 Luminaires

      The Luminaire subgroup includes traditional luminaire products as well as SSL source/driver packages.

      • 0 Non-SSL Luminaires

        Luminaire products that are measured with standard lamps using relative photometry are included within the scope of this technology category. Examples of "Non-SSL Luminaires" are luminaires that house filament, fluorescent, or high-intensity discharge lamps. This category excludes solid-state lighting luminaires, which involve the use of different testing methods to determine performance.

      • 0 SSL Luminaires

        Products encompassed by this technology category include solid-state lighting luminaires that contain a solid-state lighting source (LED, OLED, or PLED) and driver in the same product package. This category excludes solid-state lighting replacement lamps, which are intended to replace non solid-state lighting lamps in existing non solid-state lighting fixtures.

  • 2652 HVAC

    Technology categories contained in the Heating, Ventilation, and Air-Conditioning Group pertain to products used to provide thermal control to a space or working fluid, or those products that support the delivery of such fluids, and whose primary purpose is to support process thermal load requirements, ensure occupant comfort, or maintain acceptable indoor air quality.

    • 829 Boilers

      The Boiler subgroup includes HVAC products whose primary function is to transfer energy to water or steam for space conditioning or process heating applications.

      • 811 Hot-Water Boilers

        Products encompassed by this technology category include fossil-fuel fired, electric, and biomass water boilers. Biomass dryers are not covered here.

      • 18 Steam Boilers

        Products encompassed by this technology category include fossil-fuel fired, electric, and biomass steam boilers. Biomass dryers are not covered here.

    • 0 Compressors

      The Compressor subgroup includes HVAC products whose primary function is to increase the pressure of a working fluid.

      • 0 Positive Displacement Refrigeration Compressors

        This technology category contains compressor products "in which an increase in [refrigerant] vapor pressure is attained by changing the internal volume of the compression chamber" (ANSI/AHRI Standard 540-2004). Compressor products designed to compress non-refrigerant working fluids (e.g., air) are not included in this technology category.

    • 199 Ductless Heat Pumps

      The Ductless Heat Pump subgroup includes heating, ventilating, and air-conditioning (HVAC) products that use a refrigerant as the transport medium between indoor terminal units and outdoor units, as opposed to more traditional ducted systems that use air as the transport medium.

      • 114 Indoor Unit

        This technology category, along with the Outdoor Unit technology category, encompass products used in ductless multi-split heat pumps and variable refrigerant flow systems (with and without heat-recovery capability). The "Indoor Unit" technology category includes the terminal units that provide the heating or cooling necessary to maintain the corresponding thermal zone at a specified condition. At a minimum, products in this technology category contain a refrigerant-to-air coil and a fan. System-specific components such as refrigerant piping properties are not covered by this technology category.

      • 1 Mini-Split Systems

        This technology category includes air-cooled vapor compression-driven ductless mini-split heat pump systems, which are comprised of an outdoor unit and a single indoor unit, and are connected via a refrigerant line. Systems which utilize single, stepped-, and variable-speed compressors or supply fans are included in this technology category. However, systems employing the use of evaporatively-cooled condensers, heating-only or cooling-only systems, and systems where the indoor unit is intended to be installed inside a duct are not covered by this technology category.

      • 84 Outdoor Unit

        This technology category, along with the Indoor Unit technology category, encompass products used in ductless multi-split heat pumps and variable refrigerant flow systems (with and without heat-recovery capability). The "Outdoor Unit" technology category includes products that act as the heat source/sink for the indoor unit(s) attached to the system. The outdoor unit provides a link to the environment through either a refrigerant-to-air, or a refrigerant-to-water heat exchanger. At a minimum, the outdoor units covered by this technology category consist of a refrigerant-to-air or refrigerant-to-water coil, a fan if the coil is air source or a pump if the coil is water source, a compressor, an expansion device, and a reversing valve for switching between heating and cooling. System-specific components such as refrigerant piping properties are not covered by this technology category.

    • 1623 Packaged Unitary Equipment

      This subgroup includes HVAC products that are (1) contained within a single housing; and (2) whose primary function typically involves the conditioning of an airstream via a set of integrated heating and/or cooling coils.

      • 0 Gas-Fired Unit Heater

        This technology category includes single-speed and single-stage products designed for wall or ceiling installation whose sole purpose is to provide space heating through the combustion of natural gas or propane. Space heating equipment that uses fuels other than propane or natural gas, ducted airflow, separate fan assemblies, multi-speed fan(s), or modulating burner(s); and units that provide ventilation or cooling capability are not included in this category.

      • 1623 Rooftop Units

        Products covered within this technology category include vapor compression-driven unitary cooling equipment (both with and without heating capabilities) and vapor compression-driven unitary air-source heat pumps. Units containing stepped- or variable-speed compressors or fans are included in this technology category. However, units employing the use of desiccant wheels, direct or indirect evaporative technologies (other than evaporatively-cooled condensers), split systems, and heating-only systems are not covered by this technology category.

    • 1 Pumps

      The Pump subgroup includes products whose primary function is to "distribute and recirculate hot and chilled water in a variety of space-conditioning systems" (2012 ASHRAE Handbook - HVAC Systems and Equipment).

      • 1 Rotodynamic Pumps

        Products found in this technology category "are kinetic machines in which energy is continuously imparted to the pumped fluid by means of a rotating impeller, propeller, or rotor. The most common types of rotodynamic pumps are centifugal (radial), mixed flow, and axial flow pumps" (ANSI HI Standard 1.3-2009).

  • 11476 On-Site Power Generation

    Technology categories contained in the On-Site Power Generation group include products used to generate, transform, transmit, or otherwise support the generation of electricity on or near the building or campus that is the intended electricity end-user.

    • 11476 Photovoltaic Systems

      The Photovoltaic System subgroup includes products whose primary function is generate, transform, transmit, or otherwise support the generation of electricity from the sun.

      • 696 Inverter

        This technology category includes complete and enclosed units whose primary function is to transform direct current (DC) power from solar photovoltaic modules into alternating current (AC) power. Products covered within this category may also accept input from alternative DC power sources.

      • 10780 Photovoltaic Modules

        This technology category includes complete and enclosed units whose sole function is to produce electric power from non-concentrated solar energy through the use of mutiple, electrically connected solar cells. Products which use concentrated solar energy to produce electricity, are meant to be integrated with the building envelope, or produce electric and thermal energy simultaneously are not included in this technology category.

  • 0 Refrigeration

    • 0 Remote Refrigerators

      The Remote Refrigerators subgroup includes refrigeration units that do not have condensing units mounted in or on the unit (ANSI/ASHRAE Standard 72-2005).

      • 0 Refrigerated Cases

        This technology category includes cases cooled by a refrigerating system to maintain chilled or frozen products within prescribed temperature limits (ANSI/AHRI Std. 1320 (I-P)-2011). Products covered within this category include, but are not limited to, reach-in cases, display merchandisers, service over the counter cases, and coffin cases. Products not covered by this technology category include walk-in coolers and freezers, residential refrigerators, refrigerated vending machines, and similar products.

  • 34 Service Water Heating

    Technology categories contained in the Service Water Heating group pertain to products used to heat water or those products that support the delivery of heated water, and whose primary purpose is to support the use of heated water in open-systems such as sinks, showers, or dishwashing processes. Products whose primary function is to transfer energy to water for space conditioning or process heating applications are covered in the HVAC - Hydronic Heating subgroup.

    • 34 Tank Water Heaters

      The Tank Water Heater subgroup includes water heater products that use an internal storage tank to store heated water. Instantaneous, on-demand, and other tankless water heater products are not covered within this subgroup.

      • 34 Heat Pump Water Heaters

        This technology category encompasses water heater products that have storage tanks and use a vapor compression cycle as the primary means of heating the water in the tank. Products which use electric resistance auxiliary heaters are included. However, traditional water heaters (i.e., those that use electric resistance elements or a natural gas burner as the primary heating mechanism), remote water loop heat pump systems in which the vapor compression cycle is used to produce hot water and provide heating and cooling to other components/zones in a building, and heat pump water heaters that use non-electric supplemental heating fuels are excluded.

  • 0 Transformers

    Technology categories contained in the Transformers group encompass "static electric device[s] consisting of a winding, or two or more coupled windings, with or without a magnetic core, for introducing mutual coupling between electric circuits. Transformers are extensively used in electric power systems to transfer power by electromagnetic induction between circuits at the same frequency, usually with changed values of voltage and current" (IEEE Std C57.12.80-2002).

    • 0 Distribution Transformers

      The Distribution Transformer subgroup includes transformers "for transferring electrical energy from a primary distribution circuit to a secondary distribution circuit or consumer's service circuit" (IEEE Std. C57.12.80-2002).

      • 0 Low-Voltage, Dry Type Distribution Transformers

        This technology category includes "distribution transformer[s] in which the core and coil assembly is immersed in a gaseous or dry compound insulating medium," and which have "a rated primary [and secondary] voltage of 600 V or less," and "a capacity of…15kVA to 2500 kVA" (NEMA Standard TP2).