[Code of Federal Regulations] [Title 10, Volume 3] [Revised as of January 1, 2001] From the U.S. Government Printing Office via GPO Access [CITE: 10CFR430.32] [Page 258-264] TITLE 10--ENERGY CHAPTER II--DEPARTMENT OF ENERGY PART 430--ENERGY CONSERVATION PROGRAM FOR CONSUMER PRODUCTS--Table of Contents Subpart C--Energy and Water Conservation Standards Sec. 430.32 Energy and water conservation standards and effective dates. The energy and water (in the case of faucets, showerheads, water closets, and urinals) conservation standards for the covered product classes are: (a) Refrigerators/refrigerator-freezers/freezers. These standards do not apply to refrigerators and refrigerator-freezers with total refrigerated volume exceeding 39 cubic feet or freezers with total refrigerated volume exceeding 30 cubic feet. ---------------------------------------------------------------------------------------------------------------- Energy standards equations (Kwh/yr) Effective dates Product class ------------------------------------------- January 1, 1990 January 1, 1993 ---------------------------------------------------------------------------------------------------------------- 1. Refrigerators and Refrigerator-Freezers with manual defrost...... (16.3AV+316) (13.5AV+299) 2. Refrigerator-Freezer--partial automatic defrost.................. (21.8AV+429) (10.4AV+398) 3. Refrigerator-Freezers--automatic defrost with: Top-mounted (23.5AV+471) (16.0AV+355) freezer without through-the-door ice service \1\................... 4. Refrigerator-Freezers--automatic defrost with: Side-mounted (27.7AV+488) (11.8AV+501) freezer without through-the-door ice service....................... 5. Refrigerator-Freezers--automatic defrost with: Bottom-mounted (27.7AV+488) (16.5AV+367) freezer without through-the-door ice service....................... 6. Refrigerator-Freezers--automatic defrost with: Top-mounted (26.4AV+535) (17.6AV+391) freezer with through-the-door ice service.......................... 7. Refrigerator-Freezers--automatic defrost with: Side-mounted (30.9AV+547) (16.3AV+527) freezer with through-the-door ice service.......................... [[Page 259]] 8. Upright Freezers with: Manual defrost............................ (10.9AV+422) (10.3AV+264) 9. Upright Freezers with: Automatic defrost......................... (16.0AV+623) (14.9AV+391) 10. Chest Freezers and all other Freezers........................... (14.8AV+223) (11.0AV+160) ---------------------------------------------------------------------------------------------------------------- \1\ Including all refrigerators with automatic defrost AV=Total adjusted volume, expressed in Ft.\3\, as determined in Appendices A1 and B1 of Subpart B of this Part. (b) Room air conditioners. ------------------------------------------------------------------------ Energy efficiency ratio, effective as of Product class ------------------------------- Jan. 1, 1990 Oct. 1, 2000 ------------------------------------------------------------------------ 1. Without reverse cycle, with louvered 8.0 9.7 sides, and less than 6,000 Btu/h....... 2. Without reverse cycle, with louvered 8.5 9.7 sides, and 6,000 to 7,999 Btu/h........ 3. Without reverse cycle, with louvered 9.0 9.8 sides, and 8,000 to 13,999 Btu/h....... 4. Without reverse cycle, with louvered 8.8 9.7 sides, and 14,000 to 19,999 Btu/h...... 5. Without reverse cycle, with louvered 8.2 8.5 sides, and 20,000 Btu/h or more........ 6. Without reverse cycle, without 8.0 9.0 louvered sides, and less than 6,000 Btu/ h...................................... 7. Without reverse cycle, without 8.5 9.0 louvered sides, and 6,000 to 7,999 Btu/ h...................................... 8. Without reverse cycle, without 8.5 8.5 louvered sides, and 8,000 to 13,999 Btu/ h...................................... 9. Without reverse cycle, without 8.5 8.5 louvered sides, and 14,000 to 19,999 Btu/h.................................. 10. Without reverse cycle, without 8.2 8.5 louvered sides, and 20,000 Btu/h or more................................... 11. With reverse cycle, with louvered 8.5 9.0 sides, and less than 20,000 Btu/h...... 12. With reverse cycle, without louvered 8.0 8.5 sides, and less than 14,000 Btu/h...... 13. With reverse cycle, with louvered 8.5 8.5 sides, and 20,000 Btu/h or more........ 14. With reverse cycle, without louvered 8.0 8.0 sides, and 14,000 Btu/h or more........ 15. Casement-Only....................... * 8.7 16. Casement-Slider..................... * 9.5 ------------------------------------------------------------------------ * Casement-only and casement-slider room air conditioners are not separate product classes under standards effective January 1, 1990. These units are subject to the applicable standards in classes 1 through 14 based on unit capacity and the presence or absence of louvered sides and a reverse cycle. (c) Central air conditioners and central air conditioning heat pumps. ------------------------------------------------------------------------ Seasonal Heating energy seasonal Effective Product class efficiency performance date ratio factor ------------------------------------------------------------------------ 1. Split systems.................... 10.0 6.8 01/01/92 2. Single package systems........... 9.7 6.6 01/01/93 ------------------------------------------------------------------------ (d) Water heaters. The energy factor of water heaters shall not be less than the following products manufactured on or after the indicated dates: ------------------------------------------------------------------------ Energy factor, as Energy factor, as Product class of Jan. 1, 1990 of April 15, 1991 ------------------------------------------------------------------------ 1. Gas Water Heater............. 0.62-(.0019 x 0.62-(.0019 x Rated Storage Rated Storage Volume in Volume in gallons). gallons). 2. Oil Water Heater............. 0.59-(.0019 x 0.59-(.0019 x Rated Storage Rated Storage Volume in Volume in gallons). gallons). 3. Electric Water Heater........ 0.95-(.00132 x 0.93-(.00132 x Rated Storage Rated Volume Volume in Storage in gallons). gallons). ------------------------------------------------------------------------ Note: Rated Storage Volume=the water storage capacity of a water heater, in gallons, as specified by the manufacturer. (e) Furnaces ------------------------------------------------------------------------ AFUE \1\ Effective Product class (percent) date ------------------------------------------------------------------------ 1. Furnaces (excluding classes noted below) 78 01/01/92 (percent)........................................ 2. Mobile Home Furnaces (percent)................. 75 09/01/90 3. Small furnaces (other than furnaces designed solely for installation in mobile homes) having an input rate of less than 45,000 Btu/hr (A) Weatherized (outdoor)....................... 78 01/01/92 (B) Non-weatherized (indoor).................... 78 01/01/92 4. Boilers (excluding gas steam) (percent)........ 80 01/01/92 5. Gas steam boilers (percent).................... 75 01/01/92 ------------------------------------------------------------------------ \1\ Annual Fuel Utilization Efficiency, as determined in Sec. 430.22(n)(2) of this part. (f) Dishwashers. (1) Dishwashers manufactured between January 1, 1988, and [[Page 260]] May 14 1994 shall be equipped with an option to dry without heat. (2) Dishwashers manufactured on or after May 14, 1994, shall have an energy factor no less than: ------------------------------------------------------------------------ Energy factor Product class (cycles/KWh) ------------------------------------------------------------------------ i. Compact Dishwasher (less than 22 inches in exterior 0.62 width)................................................ ii. Standard Dishwasher (equal to or greater than 22 0.46 inches in exterior width)............................. ------------------------------------------------------------------------ (g) Clothes washers. (1) Clothes washers manufactured between January 1, 1988, and May 14, 1994, shall include an unheated rinse water option. (2) Clothes washers manufactured on or after May 14, 1994, shall have an energy factor no less than: ------------------------------------------------------------------------ Energy factor (cu. ft./Kwh/ Product class cycle) ------------------------------------------------------------------------ i. Top Loading, Compact (less than 1.6 0.90. ft.\3\ capacity). ii. Top Loading, Standard (1.6 ft.\3\ 1.18. or greater capacity). iii. Top Loading, Semi-Automatic...... Not Applicable.\1\ iv. Front Loading..................... Not Applicable.\1\ v. Suds saving........................ Not Applicable.\1\ ------------------------------------------------------------------------ \1\ These classes shall have an unheated rinse water option. (h) Clothes dryers. (1) Gas clothes dryers manufactured between January 1, 1988, and May 14, 1994, shall not be equipped with a constant burning pilot. (2) Clothes dryers manufactured on or after May 14, 1994, shall have an energy factor no less than; ------------------------------------------------------------------------ Energy Product class factor (lbs/KWh) ------------------------------------------------------------------------ i. Electric, Standard (4.4 ft \3\ or greater capacity)...... 3.01 ii. Electric, Compact (120v) (less than 4.4 ft \3\ capacity) 3.13 iii. Electric, Compact (240v) (less than 4.4 ft \3\ 2.90 capacity).................................................. iv. Gas..................................................... 2.67 ------------------------------------------------------------------------ (i) Direct heating equipment. ------------------------------------------------------------------------ Annual fuel utilization efficiency, Product class Jan. 1, 1990 (percent) ------------------------------------------------------------------------ 1. Gas wall fan type up to 42,000 Btu/hour................. 73 2. Gas wall fan type over 42,000 Btu/hour.................. 74 3. Gas wall gravity type up to 10,000 Btu/hour............. 59 4. Gas wall gravity type over 10,000 Btu/hour up to 12,000 60 Btu/hour.................................................. 5. Gas wall gravity type over 12,000 Btu/hour up to 15,000 61 Btu/hour.................................................. 6. Gas wall gravity type over 15,000 Btu/hour up to 19,000 62 Btu/hour.................................................. 7. Gas wall gravity type over 19,000 Btu/hour up to 27,000 63 Btu/hour.................................................. 8. Gas wall gravity type over 27,000 Btu/hour up to 46,000 64 Btu/hour.................................................. 9. Gas wall gravity type over 46,000 Btu/hour.............. 65 10. Gas floor up to 37,000 Btu/hour........................ 56 11. Gas floor over 37,000 Btu/hour......................... 57 12. Gas room up to 18,000 Btu/hour......................... 57 13. Gas room over 18,000 Btu/hour up to 20,000 Btu/hour.... 58 14. Gas room over 20,000 Btu/hour up to 27,000 Btu/hour.... 63 15. Gas room over 27,000 Btu/hour up to 46,000 Btu/hour.... 64 16. Gas room over 46,000 Btu/hour.......................... 65 ------------------------------------------------------------------------ (j) Cooking Products. Gas cooking products with an electrical supply cord shall not be equipped with a constant burning pilot light. This standard is effective on January 1, 1990. (k) Pool heaters. The thermal efficiency of pool heaters must be no less than 78%. The standard is effective on January 1, 1990. (l) Television sets. [Reserved] (m) Fluorescent lamp ballasts. (1) Except as provided in paragraph (m)(2) of this section, each fluorescent lamp ballast-- (i)(A) Manufactured on or after January 1, 1990; (B) Sold by the manufacturer on or after April 1, 1990; or (C) Incorporated into a luminarie by a luminarie manufacturer on or after April 1, 1991; and (ii) Designed-- (A) To operate at nominal input voltages of 120 or 277 volts; (B) To operate with an input current frequency of 60 Hertz; and (C) For use in connection with F40T12, F96T12, or F96T12HO lamps; shall have a power factor of 0.90 or greater and shall have a ballast efficacy factor not less than the following: ------------------------------------------------------------------------ Total Ballast nominal Ballast Application for operation of input lamp efficacy voltage watts factor ------------------------------------------------------------------------ One F40T12 lamp........................... 120 40 1.805 277 40 1.805 Two F40T12 lamps.......................... 120 80 1.060 277 80 1.050 Two F9T12 lamps........................... 120 150 0.570 277 150 0.570 Two F96T12HO lamps........................ 120 220 0.390 277 220 0.390 ------------------------------------------------------------------------ [[Page 261]] (2) The standards described in paragraph (m)(1) of this section do not apply to (i) a ballast which is designed for dimming or for use in ambient temperatures of 0 deg.F or less, or (ii) a ballast which has a power factor of less than 0.90 and is designed for use only in residential building applications. (n) General service fluorescent lamps and incandescent reflector lamps. (1) Each of the following general service fluorescent lamps manufactured after the effective dates specified in the table shall meet or exceed the lamp efficacy and CRI standards shown in the table below: Fluorescent Lamps ---------------------------------------------------------------------------------------------------------------- Minimum average Lamp type Nominal lamp wattage Minimum lamp Effective date CRI efficacy (LPW) ---------------------------------------------------------------------------------------------------------------- 4-foot medium bi-pin.................. gt;35W 69 75.0 Nov. 1, 1995. 35W 45 75.0 Nov. 1, 1995. 2-foot U-shaped....................... gt;35W 69 68.0 Nov. 1, 1995. 35W 45 64.0 Nov. 1, 1995. 8-foot slimline....................... gt;65W 69 80.0 May 1, 1994. 65W 45 80.0 May 1, 1994. 8-foot high output.................... gt;100W 69 80.0 May 1, 1994. 100W 45 80.0 May 1, 1994. ---------------------------------------------------------------------------------------------------------------- (2) Each of the following incandescent reflector lamps manufactured after November 1, 1995, shall meet or exceed the lamp efficacy standards shown in the table in this paragraph: Incandescent Reflector Lamps ------------------------------------------------------------------------ Minimum average Nominal lamp wattage lamp efficacy (LPW) ------------------------------------------------------------------------ 40-50....................................................... 10.5 51-66....................................................... 11.0 67-85....................................................... 12.5 86-115...................................................... 14.0 116-155..................................................... 14.5 156-205..................................................... 15.0 ------------------------------------------------------------------------ (o) Faucets. The maximum water use allowed for any of the following faucets manufactured after January 1, 1994, when measured at a flowing water pressure of 60 pounds per square inch (414 kilopascals), shall be as follows: ------------------------------------------------------------------------ Maximum flow rate (gpm (L/min)) or Faucet type (gal/cycle (L/cycle)) ------------------------------------------------------------------------ Lavatory faucets................... 2.2 gpm (8.3 L/min)1,2 Lavatory replacement aerators...... 2.2 gpm (8.3 L/min) Kitchen faucets.................... 2.2 gpm (8.3 L/min) Kitchen replacement aerators....... 2.2 gpm (8.3 L/min) Metering faucets................... 0.25 gal/cycle (0.95 L/cycle)3,4 ------------------------------------------------------------------------ Note: \1\ Sprayheads with independently-controlled orifices and manual controls. The maximum flow rate of each orifice that manually turns on or off shall not exceed the maximum flow rate for a lavatory faucet. \2\ Sprayheads with collectively controlled orifices and manual controls. The maximum flow rate of a sprayhead that manually turns on or off shall be the product of (a) the maximum flow rate for a lavatory faucet and (b) the number of component lavatories (rim space of the lavatory in inches (millimeters) divided by 20 inches (508 millimeters)). \3\ Sprayheads with independently controlled orifices and metered controls. The maximum flow rate of each orifice that delivers a pre-set volume of water before gradually shutting itself off shall not exceed the maximum flow rate for a metering faucet. \4\ Sprayheads with collectively-controlled orifices and metered controls. The maximum flow rate of a sprayhead that delivers a pre-set volume of water before gradually shutting itself off shall be the product of (a) the maximum flow rate for a metering faucet and (b) the number of component lavatories (rim space of the lavatory in inches (millimeters) divided by 20 inches (508 millimeters)). (p) Showerheads. The maximum water use allowed for any showerheads manufactured after January 1, 1994, shall be 2.5 gallons per minute (9.5 liters per minute) when measured at a flowing pressure of 80 pounds per square inch gage (552 kilopascals). Any such showerhead shall also meet the requirements of ASME/ANSI Standard A112.18.1M-1996, 7.4.4(a). (q) Water closets. (1) The maximum water use allowed in gallons per flush for any of the following water closets manufactured after January 1, 1994, shall be as follows: ------------------------------------------------------------------------ Maximum flush Water closet type rate (gpf (Lpf)) ------------------------------------------------------------------------ Gravity tank-type toilets............................... 1.6 (6.0) Flushometer tank toilets................................ 1.6 (6.0) [[Page 262]] Electromechanical hydraulic toilets..................... 1.6 (6.0) Blowout toilets......................................... 3.5 (13.2) ------------------------------------------------------------------------ (2) The maximum water use allowed for flushometer valve toilets, other than blowout toilets, manufactured after January 1, 1997, shall be 1.6 gallons per flush (6.0 liters per flush). (r) Urinals. The maximum water use allowed for any urinals manufactured after January 1, 1994, shall be 1.0 gallons per flush (3.8 liters per flush). The maximum water use allowed for a trough-type urinal shall be the product of: (1) The maximum flow rate for a urinal and (2) The length of the trough-type urinal in inches (millimeter) divided by 16 inches (406 millimeters). [54 FR 6077, Feb. 7, 1989, as amended at 54 FR 47943, Nov. 17, 1989; 55 FR 42177, Oct. 17, 1990; 56 FR 22279, May 14, 1991; 56 FR 24333, May 30, 1991; 59 FR 49475, Sept. 28, 1994; 63 FR 13317, Mar. 18, 1998; 63 FR 48057, Sept. 8, 1998] Effective Date Note: At 62 FR 23116, Apr. 28, 1997, Sec. 430.32 was amended by revising paragraph (a), effective July 1, 2001. For the convenience of the user, the revised text is set forth as follows: Sec. 430.32 Energy conservation standards and effective dates. * * * * * (a) Refrigerators/refrigerator-freezers/freezers. These standards do not apply to refrigerators and refrigerator-freezers with total refrigerated volume exceeding 39 cubic feet (1104 liters) or freezers with total refrigerated volume exceeding 30 cubic feet (850 liters). ------------------------------------------------------------------------ Energy standards equations for maximum energy use (kWh/yr) Product class ------------------------------------- Effective Effective July January 1, 1993 1, 2001 ------------------------------------------------------------------------ 1. Refrigerators and Refrigerator- 13.5AV+299 8.82AV+248.4 freezers with manual defrost..... 0.48av+299 0.31av+248.4 2. Refrigerator-Freezer--partial 10.4AV+398 8.82AV+248.4 automatic defrost................ 0.37av+398 0.31av+248.4 3. Refrigerator-Freezers-- 16.0AV+355 9.80AV+276.0 automatic defrost with top- 0.57av+355 0.35av+276.0 mounted freezer without through- the-door ice service and all- refrigerators--automatic defrost. 4. Refrigerator-Freezers-- 11.8AV+501 4.91AV+507.5 automatic defrost with side- 0.42AV+501 0.17av+507.5 mounted freezer without through- the-door ice service............. 5. Refrigerator-Freezers-- 16.5AV+367 4.60AV+459.0 automatic defrost with bottom- 0.58av+367 0.16av+459.0 mounted freezer without through- the-door ice service............. 6. Refrigerator-Freezers-- 17.6AV+391 10.20AV+356.0 automatic defrost with top- 0.62av+391 0.36av+356.0 mounted freezer with through-the- door ice service................. 7. Refrigerator-Freezers-- 16.3AV+527 10.10AV+406.0 automatic defrost with side- 0.58av+527 0.36av+406.0 mounted freezer with through-the- door ice service................. 8. Upright Freezers with Manual 10.3AV+264 7.55AV+258.3 Defrost.......................... 0.36av+264 0.27av+258.3 9. Upright Freezers with Automatic 14.9AV+391 12.43AV+326.1 Defrost.......................... 0.53av+391 0.44av+326.1 10. Chest Freezers and all other 11.0AV+160 9.88AV+143.7 Freezers except Compact Freezers. 0.39av+160 0.35av+143.7 11. Compact Refrigerators and 13.5AV+299a 10.70AV+299.0 Refrigerator-Freezers with Manual 0.48av+299a 0.38av+299.0 Defrost.......................... 12. Compact Refrigerator-Freezer-- 10.4AV+398a 7.00AV+398.0 partial automatic defrost........ 0.37av+398a 0.25av+398.0 13. Compact Refrigerator-Freezers-- 16.0AV+355a 12.70AV+355.0 automatic defrost with top- 0.57av+355a 0.45av+355.0 mounted freezer and compact all- refrigerators--automatic defrost. 14. Compact Refrigerator-Freezers-- 11.8AV+501a 7.60AV+501.0 automatic defrost with side- 0.42av+501a 0.27av+501.0 mounted freezer.................. 15. Compact Refrigerator-Freezers-- 16.5AV+367a 13.10AV+367.0 automatic defrost with bottom- 0.58av+367a 0.46av+367.0 mounted freezer.................. 16. Compact Upright Freezers with 10.3AV+264a 9.78AV+250.8 Manual Defrost................... 0.36av+264a 0.35av+250.8 [[Page 263]] 17. Compact Upright Freezers with 14.9AV+391a 11.40AV+391.0 Automatic Defrost................ 0.53av+391a 0.40av+391.0 18. Compact Chest Freezers........ 11.0AV+160a 10.45AV+152.0 0.39av+160a 0.37av+152.0 ------------------------------------------------------------------------ AV=Total adjusted volume, expressed in ft.3, as determined in Appendices A1 and B1 of subpart B of this part. av=Total adjusted volume, expressed in Liters. a Applicable standards for compact refrigerator products manufactured before July 1, 2001. Compact refrigerator products are not separate product categories under the standards effective January 1, 1993. * * * * * Effective Date Note 2: At 65 FR 56747, Sept. 19, 2000, Sec. 430.32 was amended by revising paragraph (m), effective April 1, 2005. For the convenience of the user, the revised text is set forth as follows: Sec. 430.32 Energy and water conservation standards and effective dates. * * * * * (m) Fluorescent lamp ballasts. (1) Except as provided in paragraphs (m)(2), (m)(3), and (m)(4) of this section, each fluorescent lamp ballast-- (i) (A) Manufactured on or after January 1, 1990; (B) Sold by the manufacturer on or after April 1, 1990; or (C) Incorporated into a luminaire by a luminaire manufacturer on or after April 1, 1991; and (ii) Designed-- (A) To operate at nominal input voltages of 120 or 277 volts; (B) To operate with an input current frequency of 60 Hertz; and (C) For use in connection with an F40T12, F96T12, or F96T12HO lamps shall have a power factor of 0.90 or greater and shall have a ballast efficacy factor not less than the following: ------------------------------------------------------------------------ Total Ballast nominal Ballast Application for operation of input lamp efficacy voltage watts factor ------------------------------------------------------------------------ One F40 T12 lamp.......................... 120 40 1.805 277 40 1.805 Two F40 T12 lamps......................... 120 80 1.060 277 80 1.050 Two F96T12 lamps.......................... 120 150 0.570 277 150 0.570 Two F96T12HO lamps........................ 120 220 0.390 277 220 0.390 ------------------------------------------------------------------------ (2) The standards described in paragraph (m)(1) of this section do not apply to-- (i) A ballast that is designed for dimming or for use in ambient temperatures of 0 deg.F or less, or (ii) A ballast that has a power factor of less than 0.90 and is designed for use only in residential building applications. (3) Except as provided in paragraph (m)(4) of this section, each fluorescent lamp ballast-- (i) (A) Manufactured on or after April 1, 2005; (B) Sold by the manufacturer on or after July 1, 2005; or (C) Incorporated into a luminaire by a luminaire manufacturer on or after April 1, 2006; and (ii) Designed-- (A) To operate at nominal input voltages of 120 or 277 volts; (B) To operate with an input current frequency of 60 Hertz; and (C) For use in connection with an F40T12, F96T12, or F96T12HO lamps; shall have a power factor of 0.90 or greater and shall have a ballast efficacy factor not less than the following: ------------------------------------------------------------------------ Total Ballast nominal Ballast Application of operation of input lamp efficacy voltage watts factor ------------------------------------------------------------------------ One F40 T12 lamp.......................... 120 40 2.29 277 40 2.29 Two F40 T12 lamps......................... 120 80 1.17 277 80 1.17 Two F96T12 lamps.......................... 120 150 0.63 277 150 0.63 Two F96T12HO lamps........................ 120 220 0.39 277 220 0.39 ------------------------------------------------------------------------ (4) (i) The standards described in paragraph (m)(3) do not apply to: (A) A ballast that is designed for dimming to 50 percent or less of its maximum output; (B) A ballast that is designed for use with two F96T12HO lamps at ambient temperatures of -20 deg.F or less and for use in an outdoor sign; (C) A ballast that has a power factor of less than 0.90 and is designed and labeled for use only in residential building applications; or (D) A replacement ballast as defined in paragraph (m)(4)(ii) of this section. (ii) For purposes of this paragraph (m), a replacement ballast is defined as a ballast that: [[Page 264]] (A) Is manufactured on or before June 30, 2010; (B) Is designed for use to replace an existing ballast in a previously installed luminaire; (C) Is marked ``FOR REPLACEMENT USE ONLY''; (D) Is shipped by the manufacturer in packages containing not more than 10 ballasts; (E) Has output leads that when fully extended are a total length that is less than the length of the lamp with which it is intended to be operated; and (F) Meets or exceeds the ballast efficacy factor in the following table: ------------------------------------------------------------------------ Total Ballast nominal Ballast Application for operation of input lamp efficacy voltage watts factor ------------------------------------------------------------------------ One F40 T12 lamp.......................... 120 40 1.805 277 40 1.805 Two F40 T12 lamps......................... 120 80 1.060 277 80 1.050 Two F96T12 lamps.......................... 120 150 0.570 277 150 0.570 Two F96T12HO lamps........................ 120 220 0.390 277 220 0.390 ------------------------------------------------------------------------