Energy Efficiency Regulations, 2016

Marginal note:Energy efficiency standards

• 666 (1) The energy efficiency standards set out in column 2 of the table to this section apply to walk-in refrigeration systems described in column 1 that are manufactured during the periods set out in column 3.

• Marginal note:Testing standard

  (2) A walk-in refrigeration system complies with the energy efficiency standard if it meets that standard when tested in accordance with testing procedures established by 10 C.F.R. Appendix C that are applicable to a walk-in refrigeration system as defined in section 657.

  Item	Column 1	Column 2	Column 3
  	Energy-using Product	Energy Efficiency Standard	Period of Manufacture
  1	Walk-in cooler dedicated condensing refrigeration systems for use indoors	Annual walk-in energy factor ≥ 1.644 W-h/W-h (5.61 Btu/W-h)	On or after January 1, 2020
  2	Walk-in cooler dedicated condensing refrigeration systems for use outdoors	Annual walk-in energy factor ≥ 2.227 W-h/W-h (7.60 Btu/W-h)	On or after January 1, 2020
  3	Walk-in freezer dedicated condensing refrigeration systems for use indoors with a net refrigeration capacity of < 1900 W (6,500 Btu/h)	Annual walk-in energy factor ≥ 9.091 x 10-5 x qnet + 0.530 W-h/W-h (9.091 x 10-5  x qnet+ 1.81 Btu/W-h)	On or after July 10, 2020
  4	Walk-in freezer dedicated condensing refrigeration systems for use indoors with a net refrigeration capacity of ≥ 1900 W (6,500 Btu/h)	Annual walk-in energy factor ≥ 0.703 W-h/W-h (2.40 Btu/W-h)	On or after July 10, 2020
  5	Walk-in freezer dedicated condensing refrigeration system for use outdoors with a net refrigeration capacity of < 1900 W (6,500 Btu/h)	Annual walk-in energy factor ≥ 6.522 x 10-5 x qnet + 0.800 W-h/W-h (6.522 x 10-5 x qnet + 2.73 Btu/W-h)	On or after July 10, 2020
  6	Walk-in freezer dedicated condensing refrigeration systems for use outdoors with a net refrigeration capacity of ≥ 1900 W (6,500 Btu/h)	Annual walk-in energy factor ≥ 0.923 W-h/W-h (3.15 Btu/W-h)	On or after July 10, 2020
  7	Walk-in cooler unit coolers with a fan motor that operates using direct current or has a nominal voltage of not more than 480 V AC	Annual walk-in energy factor ≥ 2.638 W-h/W-h (9.00 Btu/W-h)	On or after July 10, 2020
  8	Walk-in freezer unit coolers with a fan motor that operates using direct current or has a nominal voltage of not more than 480 V AC and with a net refrigeration capacity of < 4540 W (15,500 Btu/h)	Annual walk-in energy factor ≥ 1.575 x 10-5 x qnet + 1.146 W-h/W-h (1.575 x 10-5 x qnet + 3.91 Btu/W-h)	On or after July 10, 2020
  9	Walk-in freezer unit coolers with a fan motor that operates using direct current or has a nominal voltage of not more than 480 V AC and with a net refrigeration capacity of ≥ 4540 W (15,500 Btu/h)	Annual walk-in energy factor ≥ 1.216 W-h/W-h (4.15 Btu/W-h)	On or after July 10, 2020