MD. State Government Code Ann. §  9-2006 (2021)
2021 Maryland Statutes|State Government|Title 9 - Miscellaneous Executive Agencies|Subtitle 20 - Maryland Energy Administration|Section 9-2006 - Maryland Efficiency Standards Act

    (a)    (1)    In this section the following words have the meanings indicated.        (2)    “Ballast” means a device used with an electric discharge lamp to obtain necessary circuit conditions, including voltage, current, and waveform, for starting and operating the lamp.        (3)    “Bottle–type water dispenser” means a water dispenser that uses a bottle or reservoir as the source of potable water.        (4)    “Ceiling fan” means a nonportable device that is suspended from a ceiling for the purpose of circulating air via the rotation of fan blades.        (5)    “Ceiling fan light kit” means equipment designed to provide light from a ceiling fan, which can be:            (i)    integral, such that the equipment is hardwired to the ceiling fan; or            (ii)    attachable, such that at the time of sale the equipment is not physically attached to the ceiling fan but may be included inside the ceiling fan package at the time of sale or sold separately for subsequent attachment to the fan.        (6)    “Commercial clothes washer” means a soft mount front–loading or soft mount top–loading clothes washer that is designed for use in:            (i)    applications where the occupants of more than one household will be using it, including multifamily housing common areas and coin laundries; or            (ii)    other commercial applications, if the clothes container compartment is not greater than:                1.    3.5 cubic feet for horizontal–axis clothes washers; or                2.    4.0 cubic feet for vertical–axis clothes washers.        (7)    (i)    “Commercial hot food holding cabinet” means a heated, fully enclosed compartment with one or more solid or glass doors that is designed to maintain the temperature of hot food that has been cooked in a separate appliance.            (ii)    “Commercial hot food holding cabinet” does not include a heated glass merchandizing cabinet, drawer warmer, or cook–and–hold appliance.        (8)    (i)    “Commercial refrigeration cabinet” means a refrigerator, freezer, or refrigerator–freezer designed for use by commercial or institutional facilities for the purpose of storing food products, ice, or other perishable items at specified temperatures and that may be configured with either solid or transparent doors as a:                1.    reach–in cabinet;                2.    pass–through cabinet;                3.    roll–in cabinet; or                4.    roll–through cabinet.            (ii)    “Commercial refrigeration cabinet” does not include:                1.    a product with 85 cubic feet or more of internal volume;                2.    a walk–in refrigerator or walk–in freezer;                3.    a consumer product regulated under the National Appliance Energy Conservation Act of 1987 (Public Law 100–12); or                4.    any refrigerator, freezer, or refrigerator–freezer designed and marketed exclusively for medical, scientific, or research purposes.        (9)    (i)    “Electricity ratio” is the ratio of furnace electricity use to total furnace energy use.            (ii)    “Electricity ratio” is equal to a fraction:                1.    the numerator of which is 3.412 times the average annual auxiliary electrical consumption as defined in Appendix N to subpart B of part 430 of title 10 of the Code of Federal Regulations; and                2.    the denominator of which is the sum of:                A.    1,000 times the average annual fuel energy consumption as defined in Appendix N to subpart B of part 430 of title 10 of the Code of Federal Regulations, expressed in millions of B.T.U. per year; and                B.    the amount calculated for the numerator.        (10)    “High–intensity discharge lamp” means a lamp in which:            (i)    light is produced by the passage of an electric current through a vapor or gas;            (ii)    the light–producing arc is stabilized by bulb wall temperature; and            (iii)    the arc tube has a bulb wall loading in excess of 3 watts per square centimeter.        (11)    “Illuminated exit sign” means an internally illuminated sign that is designed to be permanently fixed in place to identify an exit and the background of which is not transparent.        (12)    “Large packaged air–conditioning equipment” means packaged air–conditioning equipment with at least 20 tons but not more than 80 tons of cooling capacity.        (13)    (i)    “Low–voltage dry–type distribution transformer” means a distribution transformer that:                1.    has an input voltage of 600 volts or less;                2.    is air–cooled; and                3.    does not use oil as a coolant.            (ii)    “Low–voltage dry–type distribution transformer” does not include any of the following transformers:                1.    an autotransformer in which the primary and secondary windings are not electronically isolated and at least a portion of the secondary voltage is derived from the primary winding;                2.    a drive transformer designed only to provide power to operate an electronic variable speed motor drive;                3.    a grounding transformer designed only to provide a system ground reference point;                4.    a harmonic transformer designed to supply a load with a higher than normal harmonic current level and that has a k–rating of k–4 or greater;                5.    an impedance transformer that has a specified impedance of less than 4% or greater than 8%;                6.    a machine tool transformer designed only to provide power to machine tool equipment;                7.    a rectifier transformer designed to provide power only to a rectifier circuit and that has a nameplate rating for both the fundamental frequency power rating and the RMS power rating;                8.    a regulating transformer with automatic tap changers;                9.    a sealed and nonventilating transformer designed to prevent airflow through the transformer;                10.    a testing transformer designed only as part of, or to supply power to, electrical test equipment;                11.    a UPS transformer designed only as an integral part of an uninterruptible power system; or                12.    a welding transformer designed only to provide power to welding equipment.        (14)    “Metal halide lamp” means a high intensity discharge lamp in which the major portion of the light is produced by radiation of metal halides and their products of dissociation, and possibly in combination with metallic vapors.        (15)    “Metal halide lamp fixture” means a light fixture designed to be operated with a metal halide lamp and a ballast for a metal halide lamp.        (16)    “Packaged air–conditioning equipment” means air–conditioning equipment that is built as a package and shipped as a whole to end–user sites.        (17)    “Pass–through cabinet” means a commercial refrigerator or commercial freezer with hinged or sliding doors on both the front and rear of the refrigerator or freezer.        (18)    “Probe–start metal halide ballast” means a ballast used to operate metal halide lamps, that:            (i)    does not contain an igniter; and            (ii)    starts lamps by using a third starting electrode probe in the arc tube.        (19)    (i)    “Reach–in cabinet” means a commercial refrigerator, commercial freezer, or commercial refrigerator–freezer with hinged or sliding doors or lids.            (ii)    “Reach–in cabinet” does not include a roll–in or roll–through cabinet or a pass–through cabinet.        (20)    “Residential furnace” means a self–contained space heater that:            (i)    is designed to supply heated air through ducts of more than 10 inches in length;            (ii)    uses single–phase electric current or DC current in conjunction with natural gas or propane; and            (iii)    1.    is designed to be the principal heating source for the living space of one or more residences;                2.    is not contained within the same cabinet with a central air conditioner whose rated cooling capacity is above 65,000 B.T.U. per hour; and                3.    has a heat input rate of less than 225,000 B.T.U. per hour.        (21)    “Retailer” means a person engaged in the business of making retail sales within the State.        (22)    “Roll–in cabinet” means a commercial refrigerator or commercial freezer with hinged or sliding doors that allow wheeled racks of product to be rolled into the refrigerator or freezer.        (23)    “Roll–through cabinet” means a commercial refrigerator or commercial freezer with hinged or sliding doors that allow wheeled racks of product to be rolled through the refrigerator or freezer.        (24)    “Single–voltage external AC to DC power supply” means a device that:            (i)    is designed to convert line voltage AC input into lower voltage DC output;            (ii)    is able to convert to only one DC output voltage at a time;            (iii)    is sold with, or intended to be used with, a separate end–use product that constitutes the primary power load;            (iv)    is contained within a separate physical enclosure from the end–use product;            (v)    is connected to the end–use product through a removable or hard–wired male/female electrical connection, cable, cord, or other wiring;            (vi)    does not have a battery or battery pack, removable or otherwise, that physically attaches directly to the power supply unit;            (vii)    does not have a battery chemistry or type selector switch and indicator light or does not have a battery chemistry or type selector switch and a state–of–charge meter; and            (viii)    has a nameplate output power not exceeding 250 watts.        (25)    “State–regulated incandescent reflector lamp” means a lamp, not colored or designed for rough or vibration service applications:            (i)    with an inner reflective coating on the outer bulb to direct the light;            (ii)    with an E26 medium screw base;            (iii)    with a rated voltage or voltage range that lies at least partially within 115 to 130 volts; and            (iv)    that is:                1.    a blown PAR (BPAR);                2.    a bulged reflector (BR);                3.    an elliptical reflector (ER) or similar bulb shape with a diameter equal to or greater than 2.25 inches; or                4.    a reflector (R), parabolic aluminized reflector (PAR), or similar bulb shape with a diameter of 2.25 to 2.75 inches, inclusive.        (26)    “Torchiere lighting fixture” means a portable electric lighting fixture with a reflector bowl giving light directed upward so as to give indirect illumination.        (27)    “Traffic signal” means a device consisting of a set of signal lights operating in sequence and placed at intersections to regulate traffic.        (28)    “Traffic signal module” means a standard 8–inch (200mm) or 12–inch (300mm) round traffic signal indication that:            (i)    consists of a light source, lens, full–color ball, and all parts necessary for operation; and            (ii)    communicates movement messages to drivers through red, amber, and green colors.        (29)    “Transformer” means a device consisting essentially of two or more coils of insulated wire that transfers alternating current by electromagnetic induction from one coil to another in order to change the original voltage or current value.        (30)    (i)    “Unit heater” means a self–contained fan–type heater that:                1.    is designed to be installed within the heated space; and                2.    includes an apparatus or appliance to supply heat and a fan for circulating air over a heat exchange surface, all enclosed in a common casing.            (ii)    “Unit heater” does not include a “warm air furnace” as defined under the federal Energy Policy Act of 1992.        (31)    (i)    “Walk–in refrigerator and freezer” means a refrigerated space that:                1.    can be walked into;                2.    has a total chilled and frozen storage area of less than 3,000 square feet;                3.    operates at chilled (above 32 degrees Fahrenheit) or frozen (at or below 32 degrees Fahrenheit) temperature; and                4.    is connected to a self–contained or remote condensing unit.            (ii)    “Walk–in refrigerator and freezer” does not include:                1.    a product designed and marketed exclusively for medical, scientific, or research purposes; and                2.    a refrigerated warehouse.        (32)    “Water dispenser” means a factory–made assembly that:            (i)    mechanically cools and heats potable water; and            (ii)    dispenses the cooled or heated water by integral or remote means.        (33)    “Widely available in Maryland” means a conforming product available in the State from three or more manufacturers.    (b)    (1)    This section applies to the testing, certification, and enforcement of efficiency standards for the following types of new products sold, offered for sale, or installed in the State:            (i)    torchiere lighting fixtures;            (ii)    unit heaters;            (iii)    low–voltage dry–type distribution transformers;            (iv)    ceiling fan light kits;            (v)    red and green traffic signal modules;            (vi)    illuminated exit signs;            (vii)    commercial refrigeration cabinets;            (viii)    large packaged air–conditioning equipment;            (ix)    commercial clothes washers;            (x)    bottle–type water dispensers;            (xi)    commercial hot food holding cabinets;            (xii)    metal halide lamp fixtures;            (xiii)    residential furnaces;            (xiv)    single–voltage external AC to DC power supplies;            (xv)    state–regulated incandescent reflector lamps; and            (xvi)    walk–in refrigerators and freezers.        (2)    This section does not apply to:            (i)    new products manufactured in the State and sold outside the State;            (ii)    new products manufactured outside the State and sold at wholesale inside the State for final retail sale and installation outside the State;            (iii)    products installed in mobile manufactured homes at the time of construction;            (iv)    products designed expressly for installation and use in recreational vehicles; or            (v)    residential furnaces that use natural gas or propane and that are installed as a replacement for a previously installed furnace.    (c)    (1)    On or before January 1, 2004, the Administration shall adopt regulations establishing minimum efficiency standards for the types of new products set forth in subsection (b)(1)(i) through (ix) of this section.        (2)    The regulations shall provide for the following minimum efficiency standards:            (i)    torchiere fixtures may not consume more than 190 watts and may not be capable of operating with lamps that total more than 190 watts;            (ii)    unit heaters shall be equipped with an intermittent ignition device and shall have either power venting or an automatic flue damper;            (iii)    the efficiency of all low–voltage dry–type distribution transformers may not be less than the values shown in Table 4–2 of National Electrical Manufacturers Association Standard TP–1–2002;            (iv)    ceiling fan light kits:                1.    shall meet the Tier 1 lighting criteria of version 1.1 of the product specification contained in the “Energy Star Program Requirements for Residential Ceiling Fans”, developed by the U.S. Environmental Protection Agency that took effect on January 1, 2002; and                2.    may contain light sources that are not compact fluorescent lamps but that have lumen–per–watt performance at least equivalent to comparably configured compact fluorescent lamps meeting “Energy Star Program Requirements for CFLS: Energy Efficiency Criteria – Version 3.0”;            (v)    red and green traffic signal modules shall:                1.    meet the requirements of the “Energy Star Program Requirements for Traffic Signals” developed by the U.S. Environmental Protection Agency that took effect in February 2001; and                2.    be installed with compatible, electrically connected signal control interface devices and conflict monitoring systems;            (vi)    illuminated exit signs shall meet the requirements of the “Energy Star Program Requirements for Exit Signs – Version 2.0” developed by the U.S. Environmental Protection Agency that took effect on January 1, 1999;            (vii)    commercial refrigeration cabinets shall meet the requirements shown in the following Table in which “V” means total volume in cubic feet and “AV” means adjusted volume which is the sum of the volume of refrigerated space and 1.63 times the volume of freezer space: