This Standard - (a) applies to pump-unit controllers that do not contain a DRED, and have a demand response interface intended to connect with a DRED;(b) specifies a set of operational instructions that will meet the requirements of remote agents wishing to control the energy consumption of pump-units; and(c) specifies two alternative methods of connecting the demand response interface to the DRED.Pump-unit controllers covered by this Standard include, but are not restricted to, the following: (i) Controllers integral with pump-units within the scope of AS 5102.1.(ii) Separate pump-unit controllers, including the following: (A) Time clocks intended for installation between the mains electricity supply and the pool equipment.(B) Sanitization controllers intended to regulate the operation of the pump-unit as well as the sanitizer.(C) Heater controllers intended to regulate the operation of the pump-unit as well as the heater.A pump-unit controller is not covered by this Standard if - (1) it uses three-phase power; or(2) it incorporates a chlorinator with an output of 50 g/h or greater.NOTE: If compliance with this Standard is made mandatory by the relevant Australian and New Zealand regulatory authorities, then any exclusions of product types or other criteria for limiting regulatory scope will be included in the regulations.

First published as AS/NZS 4755.3.2:2012.This edition AS/NZS 4755.3.2:2014. First published as AS/NZS 4755.3.2:2012. This edition AS/NZS 4755.3.2:2014.