Page images
PDF
EPUB

least one of the compartments designed for the freezing and storage of food at temperatures below 8° F. which may be adjusted by the user to a temperature of 0° F. or below. The source of refrigeration requires single phase, alternating current electric

energy input only.

"Energy efficiency standard" means a performance standard:

(a) Which prescribes a minimum level of energy efficiency for a covered product, determined in accordance with test procedures prescribed under section 323 of the Act, and

(b) Which include any other requirements which the Secretary may prescribe under section 325(c) of the Act. "Evaporator coil" means a component of a central air conditioner which is designed to absorb heat from an enclosed space and transfer the heat to a refrigerant.

an

"Floor electric heater" means electric heater which is intended to be recessed in a floor, and which transfers by radiation and/or convection (either natural or forced).

"Forced air central furnace" means a gas or oil burning furnace designed to supply heat through a system of ducts with air as the heating medium. The heat generated by combustion of gas or oil is transferred to the air within a casing by conduction through heat exchange surfaces and is circulated through the duct system by means of a fan or blower.

"Freezer" means a cabinet designed as a unit for the freezing and storage of food at temperatures of 0° F. or below, and having a source of refrigeration requiring single phase, alternating current electric energy input only. "Furnace" means a device, utilizing only single-phase electric current, or single-phase electric current or millivoltage DC. current in conjunction with either natural gas, propane, or home heating oil, which is designed to be the principal heating source for the living space of a residence and which is not contained within the same cabinet with a central air conditioner whose rated cooling capacity is above 65,000 Btu's per hour. Every furnace is either an electric central furnace, electric boiler, forced-air central furnace, gravity central furnace, or low pres

sure steam or hot water boiler. The heat input rate of a furnace is less than 300,000 Btu's per hour for electric boilers and low pressure steam or hot water boilers, and is less than 225,000 Btu's per hour for forced-air central furnaces, gravity central furnaces, and electric central furnaces.

"Gas" means either natural gas or propane.

"Gas clothes dryer" means a cabinet-like appliance designed to dry fabrics in a tumble-type drum with forced air circulation. The heat source is gas and the drum and blower(s) are driven by an electric motor(s).

"Gravity central furnace" means a gas fueled furnace which depends primarily on natural convection for circulation of heated air and which is designed to be used in conjunction with a system of ducts.

"Heat pump" means a product, other than a packaged terminal heat pump, which consists of one or more assemblies, powered by single phase electric current, rated below 65,000 Btu per hour, utilizing an indoor conditioning coil, compressor, and refrigerant-to-outdoor air heat exchanger to provide air heating, and may also provide air cooling, dehumidifying, humidifying circulating, and air cleaning.

"Home heating equipment, not including furnaces" means vented home heating equipment and unvented home heating equipment.

"Humidifier" means a consumer product designed to add moisture into the conditioned air, and which falls into one of the following classes: a central system humidifier or room humidifier.

"Immersed heating element" means an electrically powered heating device which is designed to operate while totally immersed in water in such a manner that the heat generated by the device is imparted directly to the water.

"Kerosene" means No. 1 fuel oil with a viscosity meeting the specifications as specified in UL-730-1974, section 36.9 and in tables 2 and 3 of ANSI Standard Z91.1-1972.

"Kitchen ranges and ovens" means consumer products that are used as the major household cooking appliances. They are designed to cook or

30-032 0-89-2

heat different types of food by one or more of the following sources of heat: Gas, electricity, or microwave energy. Each product may consist of a horizontal cooking top containing one or more surface units and/or one or more heating compartments. They must be one of the following classes: Conventional ranges, conventional cooking tops, conventional ovens, microwave ovens, microwave/conventional ranges and other kitchen ranges and ovens.

"Low pressure steam or hot water boiler" means an electric, gas or oil burning furnace designed to supply low pressure steam or hot water for space heating application. A low pressure steam boiler operates at or below 15 pounds psig steam pressure; a hot water boiler operates at or below 160 psig water pressure and 250° F. water temperature.

"LP-gas" means liquified petroleum gas, and includes propane, butane, and propane/butane mixtures.

"Major cooking component" means either a conventional cooking top, a conventional oven microwave

oven.

or

a

[blocks in formation]

means a class of kitchen ranges and ovens which is a household cooking appliance consisting of a microwave oven, a conventional oven, and a conventional cooking top.

"Microwave oven" means a class of kitchen ranges and ovens which is a household cooking appliance consisting of a compartment designed to cook or heat food by means of microwave energy.

"Monochrome television set" means an electrical device designed to convert incoming broadcast signals into monochrome television pictures and associated sound.

"Natural gas" means natural gas as defined by the Federal Power Commission.

"Oil" means heating oil grade No. 2 as defined in American Society for Testing and Materials (ASTM) D39671.

"Other clothes washer" means a class of clothes washer which is not an

automatic or semi-automatic clothes washer.

"Other kitchen ranges and ovens❞ means any class of kitchen ranges and ovens other than the conventional range, conventional cooking top, conventional oven, microwave oven, and microwave/conventional range classes.

"Outdoor furnace or boiler" is a furnace or boiler normally intended for installation out-of-doors or in an unheated space (such as an attic or a crawl space).

"Packaged terminal air conditioner" means a wall sleeve and a separate unencased combination of heating and cooling assemblies specified by the builder and intended for mounting through the wall. It includes a prime source of refrigeration, separable outdoor louvers, forced ventilation, and heating availability by builder's choice of hot water, steam or electricity. "Person" includes any individual, corporation, company, association, firm, partnership, society, trust, joint venture or joint stock company, the government, and any agency of the United States or any State or political subdivision thereof.

"Portable electric heater," means an electric heater which is intended to stand unsupported, and can be moved from place to place within a structure. It is connected to electric supply by means of a cord and plug, and transfers heat by radiation and/or convention (either natural or forced).

"Primary heater” means a heating device that is the principal source of heat for a structure and includes baseboard electric heaters, ceiling electric heaters, and wall electric heaters.

"Propane" means a hydrocarbon whose chemical composition is predominantly C3H8, whether recovered from natural gas or crude oil.

"Refrigerator" means an electric refrigerator.

"Refrigerator-freezer" means an

electric refrigerator-freezer.

"Room air conditioner" means a consumer product, other than a "packaged terminal air conditioner," which is powered by a single phase electric current and which is an encased assembly designed as a unit for mounting in a window or through the wall for the purpose of providing delivery

of conditioned air to an enclosed space. It includes a prime source of refrigeration and may include a means for ventilating and heating.

"Room humidifier" means a class of humidifier designed to add moisture directly to the conditioned air without requiring connection to a separate heating or distribution system.

"Secretary" means the Secretary of Energy.

"Semi-automatic clothes washer" means a class of clothes washer that is the same as an automatic clothes washer execpt that user intervention is required to regulate the water temperature by adjusting the external water faucet valves.

"State" means a State, the District of Columbia, Puerto Rico, or any territory or possession of the United States.

"State regulation" means a law or regulation of a State or political subdivision thereof.

"Supplementary heater" means a heating device that provides heat to a space in addition to that which is supplied by a primary heater. Supplementary heaters include portable electric heaters.

"Surface unit" means either a heating unit mounted in a cooking top, or a heating source and its associated heated area of the cooking top, on which vessels are placed for the cooking or heating of food.

"Television set" means a color television set or a monochrome television set.

"Unvented gas heater" means an unvented, self-contained, free-standing, nonrecessed gas-burning appliance which furnishes warm air by gravity or fan circulation.

"Unvented home heating equipment" means a class of home heating equipment, not including furnaces, used for the purpose of furnishing heat to a space proximate to such heater directly from the heater and without duct connections and includes electric heaters and unvented gas and oil heaters.

"Unvented oil heater" means an unvented, self-contained, free-standing, nonrecessed oil-burning appliance which furnishes warm air by gravity or fan circulation.

"Vented floor furnace" means a selfcontained vented heater suspended from the floor of the space being heated, taking air for combustion from outside this space. The vented floor furnace supplies heated air circulated by gravity or by a fan directly into the space to be heated through openings in the casing.

"Vented home heating equipment" or "vented heater" means a class of home heating equipment, not including furnaces, designed to furnish warmed air to the living space of a residence, directly from the device, without duct connections (except that boots not to exceed 10 inches beyond the casing may be permitted) and includes: vented wall furnace, vented floor furnace, and vented room heater.

"Vented room heater" means a selfcontained, free standing, nonrecessed, vented heater for furnishing warmed air to the space in which it is installed. The vented room heater supplies heated air circulated by gravity or by a fan directly into the space to be heated through openings in the casing.

"Vented wall furnace" means a selfcontained vented heater complete with grilles or the equivalent, designed for incorporation in, or permanent attachment to, a wall of a residence and furnishing heated air circulated by gravity or by a fan directly into the space to be heated through openings in the casing.

"Wall electric heater" means an electric heater (excluding baseboard electric heaters) which is intended to be recessed in or surface mounted on walls, which transfers heat by radiation and/or convection (either natural or forced) and which includes forced convectors, natural convectors, radiant heaters, high wall or valance heaters.

"Water heater" means an automatically controlled thermally insulated vessel designed for heating water and storing heated water, which utilizes either oil, gas, or electricity as the fuel or energy source for heating the water, which is designed to produce hot water at a temperature of less than 180° F., and which includes the following products:

(a) "Electric water heater" means a water heater which utilizes electricity as the energy source for heating the water, which has a manufacturer's specified energy input rating of 12 kilowatts or less at a voltage no greater than 250 volts, and which has a manufacturer's specified storage capacity of not less than 20 gallons nor more than 120 gallons.

(b) "Gas water heater" means a water heater which utilizes gas as the energy source for heating the water, which has a manufacturer's specified energy input rating of 75,000 Btu per hour or less, and which has a manufacturer's specified storage capacity of not less than 20 gallons nor more than 100 gallons.

(c) "Oil water heater" means a water heater which utilizes oil as the energy source for heating the water, which has a manufacturer's specified energy input rating of 103,875 Btu per hour or less, and which has a manufacturer's specified storage capacity of 50 gallons or less.

[42 FR 27898, June 1, 1977]

EDITORIAL NOTE: For Federal Register citations affecting § 430.2, see the List of CFR Sections Affected in the Finding Aids section of this volume.

Subpart B-Test Procedures

§ 430.21 Purpose and scope.

This subpart contains test procedures required to be prescribed by DOE pursuant to section 323 of the Act.

§ 430.22 Test procedures for measures of energy consumption.

(a) Refrigerators and refrigeratorfreezers. (1) The estimated annual operating cost for electric refrigerators and electric refrigerator-freezers without an anti-sweat heater switch shall be the product of the following three factors: (i) The representative averageuse cycle of 365 cycles per year, (ii) the average per-cycle energy consumption for the standard cycle in kilowatthours per cycle, determined according to 4.1 of Appendix A or 6.2 of Appendix Al of this subpart, and (iii) the representative average unit cost of electricity in dollars per kilowatt-hour as provided by the Secretary, the re

sulting product then being rounded off to the nearest dollar per year.

(2) The estimated annual operating cost for electric refrigerators and electric refrigerator-freezers with an antisweat heater switch shall be the product of the following three factors: (i) The representative average-use cycle of 365 cycles per year, (ii) half the sum of the average per-cycle energy consumption for the standard cycle and the average per-cycle energy consumption for a test cycle type with the antisweat heater switch in the position set at the factory just prior to shipping, each in kilowatt-hours per cycle, determined according to 4.1 of Appendix A or 6.2 of Appendix A1 of this subpart, and (iii) the representative average unit cost of electricity in dollars per kilowatt-hour as provided by the Secretary, the resulting product then being rounded off to the nearest dollar per year.

(3) The estimated annual operating cost for any other specified cycle type for electric refrigerators and electric refrigerator-freezers shall be the product of the following three factors: (i) The representative average-use cycle of 365 cycles per year, (ii) the average per-cycle energy consumption for the specified cycle type, determined according to 4.1 of Appendix A or 6.2 of Appendix A1 to this subpart, and (iii) the representative average unit cost of electricity in dollars per kilowatt-hour as provided by the Secretary, the resulting product then being rounded off to the nearest dollar per year.

and

(4) The energy factor for electric refrigerators and electric refrigeratorfreezers, expressed in cubic feet per kilowatt-hour per cycle, shall be— (i) For electric refrigerators electric refrigerator-freezers not having an anti-sweat heater switch, the quotient of (A) the adjusted total volume in cubic feet, determined according to 4.2 of Appendix A or 6.1 of Appendix A1 of this subpart, divided by (B) the average per-cycle energy consumption for the standard cycle in kilowatt-hours per cycle, determined according to 4.1 of Appendix A or 6.2 of Appendix Al of this subpart, the resulting quotient then being rounded off to the second decimal place, and

(ii) For electric refrigerators and electric refrigerator-freezers having an anti-sweat heater switch, the quotient of (A) the adjusted total volume in cubic feet, determined according to 4.2 of Appendix A or 6.1 of Appendix Al of this subpart, divided by (B) half the sum of the average per-cycle energy consumption for the standard cycle and the average per-cycle energy consumption for a test cycle type with the anti-sweat heater switch in the position set at the factory just prior to shipping, each in kilowatt-hours per cycle, determined according to 4.1 of Appendix A or 6.2 of Appendix Al of this subpart, the resulting quotient then being rounded off to the second decimal place.

(5) Other useful measures of energy consumption for electric refrigerators and electric refrigerator-freezers shall be those measures of energy consumption for electric refrigerators and electric refrigerator-freezers which the Secretary determines are likely to assist consumers in making purchasing decisions and which are derived from the application of Appendix A or Appendix Al of this subpart.

(6) The alternative uniform test method for measuring the energy consumption of electric refrigerators and electric refrigerator-freezers set forth in Appendix A1 of this subpart may be used instead of the procedure set forth in Appendix A of this subpart until 36 months from the effective date of this amendment. After that date, Appendix A of this subpart may not be used and only Appendix A1 (alternative uniform test method) may be used.

(b) Freezers. (1) The estimated annual operating cost for freezers without an anti-sweat heater switch shall be the product of the following three factors: (i) The representative average-use cycle of 365 cycles per year, (ii) the average per-cycle energy consumption for the standard cycle in kilowatt-hours per cycle, determined according to 4.1 of Appendix B or 6.2 of Appendix B1 of this subpart, and (iii) the representative average unit cost of electricity in dollars per kilowatt-hour as provided by the Secretary, the resulting product then being rounded off to the nearest dollar per year.

(2) The estimated annual operating cost for freezers with an anti-sweat heater switch shall be the product of the following three factors: (i) The representative average-use cycle of 365 cycles per year, (ii) half the sum of the average per-cycle energy consumption for the standard cycle and the average per-cycle energy consumption for a test cycle type with the anti-sweat heater switch in the position set at the factory just prior to shipping, each in kilowatt-hours per cycle, determined according to 4.1 of Appendix B or 6.2 of Appendix B1 of this subpart, and (iii) the representative average unit cost of electricity in dollars per kilowatt-hour as provided by the Secretary, the resulting product then being rounded off to the nearest dollar per year.

(3) The estimated annual operating cost for an other specified cycle type for freezers shall be the product of the following three factors: (i) The representative average-use cycle of 365 cycles per year, (ii) the average percycle energy consumption for the specified cycle type, determined according to 4.1 of Appendix B or 6.2 of Appendix B1 of this subpart and (iii) the representative average unit cost of electricity in dollars per kilowatt-hour as provided by the Secretary, the resulting product then being rounded off to the nearest dollar per year.

(4) The energy factor for freezers, expressed in cubic feet per kilowatthour per cycle, shall be

(i) For freezers not having an antisweat heater switch, the quotient of (A) the adjusted net refrigerated volume in cubic feet, determined according to 4.2 of Appendix B or 6.1 of Appendix B1 of this subpart, divided by (B) the average per-cycle energy consumption for the standard cycle in kilowatt-hours per cycle, determined according to 4.1 of Appendix B or 6.2 of Appendix B1 of this subpart, the resulting quotient then being rounded off to the second decimal place, and

(ii) For freezers having an anti-sweat heater switch, the quotient of (A) the adjusted net refrigerated volume in cubic feet, determined according to 4.2 of Appendix B or 6.1 of Appendix B1 of this subpart, divided by (B) half the sum of the average per-cycle energy

« PreviousContinue »