Energy Efficiency Regulations, 2016 (SOR/2016-311)

Marginal note:Energy-using product

• 324 (1) An electric boiler is prescribed as an energy-using product.

• Marginal note:Limit

  (2) However, for the purposes of sections 4, 5 and 325, an electric boiler is not considered to be an energy-using product unless it is manufactured on or after September 1, 2012.

Marginal note:Energy efficiency standard

325 The energy efficiency standard that applies to an electric boiler is that it must be equipped with an automatic water temperature adjustment device without which the boiler is not operable.

Marginal note:Information

326 For the purpose of subsection 5(1) of the Act, the following information must be provided to the Minister in respect of an electric boiler:

• (a) its input rate, expressed in kilowatts, collected in accordance with ASHRAE 103; and

• (b) the type of automatic water temperature adjustment device that it has.

[327 to 368 reserved]

DIVISION 6Water Heaters

Interpretation

Marginal note:Definitions

369 The following definitions apply in this Division.

CSA P.3-15

CSA P.3-15 means the CSA standard CAN/CSA-P.3-15 entitled Testing method for measuring energy consumption and determining efficiencies of gas-fired and fuel oil-fired water heaters. (CSA P.3-15)

first-hour rating

first-hour rating means, in respect of a gas-fired storage water heater or an oil-fired water heater, the measure of the maximum volume of hot water that the water heater can supply within an hour that begins when the water in the water heater is fully heated. (capacité de première heure)

10 C.F.R. Appendix A

10 C.F.R. Appendix A means Appendix A to Subpart G, Part 431 of Title 10 to the United States Code of Federal Regulations, entitled Uniform Test Method for the Measurement of Thermal Efficiency and Standby Loss of Gas-Fired and Oil-Fired Storage Water Heaters and Storage-Type Instantaneous Water Heaters, as amended from time to time. (appendice A 10 C.F.R.)

V_r

V_r means the nominal volume, expressed in litres, of a water heater’s storage tank. (V_r)

V_s

V_s means the measured storage volume, expressed in litres, of a water heater’s storage tank. (V_s)

SUBDIVISION AElectric Water Heaters

Marginal note:Definitions

370 The following definitions apply in this Subdivision.

bottom inlet

bottom inlet means a cold water inlet, other than one with a dip tube, that enters near the bottom of the water heater’s storage tank. (entrée inférieure)

CSA C191-04

CSA C191-04 means the CSA standard CAN/CSA-C191-04 entitled Performance of Electric Storage Tank Water Heaters for Domestic Hot Water Service. (CSA C191-04)

electric water heater

electric water heater means a stationary electric storage tank water heater that is intended for use on a pressurized water system and that has a V_r of at least 50 L (13.21 US gallons). (chauffe-eau électrique)

10 C.F.R. Appendix B

10 C.F.R. Appendix B means Appendix B to Subpart G, Part 431 of Title 10 to the United States Code of Federal Regulations, entitled Uniform Test Method for the Measurement of Standby Loss of Electric Storage Water Heaters and Storage-Type Instantaneous Water Heaters, as amended from time to time. (appendice B 10 C.F.R.)

Marginal note:Type

370.1 For the purpose of these Regulations, an electric water heater is one of the following types:

• (a) household, if it has an input rate of less than or equal to 12 kW (40,982 Btu/h); or

• (b) commercial, if it is has an input rate of greater than 12 kW (40,982 Btu/h).

Marginal note:Energy-using product

• 371 (1) An electric water heater is prescribed as an energy-using product.

• Marginal note:Limits

  (2) However, an electric water heater is not considered to be an energy-using product

  • (a) for the purposes of sections 4 and 5, unless it is

    • (i) a household electric water heater that is manufactured on or after February 3, 1995, or

    • (ii) a commercial electric water heater that is manufactured on or after January 1, 2020; and

  • (b) for the purposes of section 372, unless it is

    • (i) a household electric water heater that is manufactured on or after February 3, 1995,

    • (ii) a commercial electric water heater that is manufactured on or after January 1, 2020, or

    • (iii) a commercial electric water heater with a V_r that is less than or equal to 530 L (140 US gallons).

Marginal note:Energy efficiency standards

• 372 (1) The energy efficiency standards set out in column 2 of the table to this section apply to electric water heaters described in column 1.

• Marginal note:Testing standard

  (2) An electric water heater described in column 1 complies with the energy efficiency standard set out in column 3 if it meets that standard when tested in accordance with testing procedures established by the standard set out in column 2 that are applicable to an electric water heater as defined in section 370.

  Item	Column 1	Column 2	Column 3
  	Energy-using Product	Testing Standard	Energy Efficiency Standard
  1	Household electric water heaters that have a bottom inlet and a Vr of ≥ 50 L but ≤ 270 L	CSA C191-04	Standby loss, in W, ≤ 40 + 0.2 Vr
  2	Household electric water heaters that have a bottom inlet and a Vr of > 270 L but ≤ 454 L	CSA C191-04	Standby loss, in W, ≤ 0.472 Vr - 33.5
  3	Household electric water heaters that have a top inlet and a Vr of ≥ 50 L but ≤ 270 L	CSA C191-04	Standby loss, in W, ≤ 35 + 0.2 Vr
  4	Household electric water heaters that have a top inlet and a Vr of > 270 L but ≤ 454 L	CSA C191-04	Standby loss, in W, ≤ 0.472 Vr - 38.5
  5	Commercial electric water heaters	10 C.F.R. Appendix B	Standby loss, in %/hr ≤ 0.3 + 102.2/Vs

Marginal note:Information

373 For the purpose of subsection 5(1) of the Act, the information set out in column 3 of the table to this section must be collected in accordance with the standard set out in column 2 and provided to the Minister in respect of an electric water heater described in column 1.

SUBDIVISION BGas-Fired Storage Water Heaters

Marginal note:Definitions

374 The following definitions apply in this Subdivision.

CSA P.3-04

CSA P.3-04 means the CSA standard CAN/CSA-P.3-04 entitled Testing Method for Measuring Energy Consumption and Determining Efficiencies of Gas-Fired Storage Water Heaters. (CSA P.3-04)

gas-fired storage water heater

gas-fired storage water heater means a stationary gas-heated water container that uses propane or natural gas for fuel and has a V_r of at least 76 L (20 US gallons). (chauffe-eau à réservoir alimenté au gaz)

replacement unit

replacement unit means a commercial gas-fired storage water heater that is marked for replacement installations only. (unité de remplacement)

Marginal note:Type

374.1 For the purpose of these Regulations, a gas-fired storage water heater is one of the following types:

• (a) household, if it has an input rate of less than or equal to 21.97 kW (75,000 Btu/h); or

• (b) commercial, if it is has an input rate of greater than 21.97 kW (75,000 Btu/h).