Document ID: chunk:federal_register_of_legislation:F2017L01608:reg:2:p1
Version: federal_register_of_legislation:F2017L01608
Segment Type: reg
Provision Reference: reg 2 (pt 1/4)
Character Range: 6476–9487

2              Instantaneous water heaters that:
                   (i)            have a nominal gas consumption equal to or less than 250 megajoules per hour; and
               (ii)         have a heat output equal or greater than 13.1 kilowatts.

      (3)          For the purposes of section 23 (2) of the Act, this Determination does not cover combination appliances.
      (4)          In this section:
      storage capacity means the quantity of water measured in litres (L) contained within the storage vessel of a storage water heater.

      Note:  This is the same meaning as in subclause 1.3.217 of AS/NZS 5263.1.2:2016.
      central heating boiler means an appliance that is designed to heat and supply water at a temperature not exceeding 99 degrees Celsius for hydronic heating purposes.
      Note:  This is the same meaning as in subclause 1.3.202 of AS/NZS 5263.1.2-2016.
      combination appliance means an appliance that is designed to perform the functions of both a central heating boiler and a water heater, by means of two separate water circuits.
      Note:  This is the same meaning as in subclause 1.3.204 of AS/NZS 5263.1.2-2016.
fan assisted combustion system means a system within an appliance that is an integral part of the appliance and is a system that, by mechanical means, does either or both of the following:
      (a) draws or blows all or part of the combustion air; or
      (b) evacuates the products of combustion.
      Note:  This is the same meaning as in subclause 1.3.34 of AS/NZS 5263.0:2017.
      heat output means the amount of heat transferred to the water per unit time under specified conditions.
      Note:  This is the same meaning as in subclause 1.3.208 of AS/NZS 5263.1.2:2016.
      hydronic means a classification relating to a system of heating or cooling that involves the transfer of heat by circulation of a fluid (usually water) in a closed circuit which may or may not be vented.
      Note:  This is the same meaning as in subclause 1.3.209 of AS/NZS 5263.1.2:2016.
      instantaneous water heater means a water heater or central heating boiler in which gas, except for any pilot flame, burns only when water is discharged from the outlet of the appliance.

             Note: This is the same meaning as in subclause 1.3.210 of AS/NZS 5263.1.2:2016.
      liquefied petroleum gas (LPG) means a gas composed predominantly of any of the following hydrocarbons, or any combination of them, in the vapour phase: propane; propene (propylene); butane; and butene (butylene).

             Note: This is the same meaning as in subclause 1.3.56.5 of AS/NZS 5263.0:2017.
      natural gas (NG) means a hydrocarbon gas consisting primarily of methane.

             Note: This is the same meaning as in subclause 1.3.56.1 of AS/NZS 5263.0:2017.
      nominal gas consumption means the appliance gas consumption, in megajoules per hour (MJ/h), as stated in the manufacturer's specifications, instructions, in general communications, and on the