Glossary and abbreviations ACOSS Australian Council of Social Service AEMC Australian Energy Market Commission AGA Australian Gas Association BASIX Building Sustainability Index BCA Building Code of Australia CER Clean Energy Regulator CFL Compact Fluorescent Lamp CLASP Collaborative Labelling and Appliance Standards Program COAG Council of Australian Governments DMITRE Department of Manufacturing, Innovation, Trade, Resources and Energy (SA) E2WG Energy Efficiency Working Group E3 Equipment Energy Efficiency Program EECA Energy Efficiency and Conservation Authority (New Zealand) EES Energy Efficient Strategies ESC Essential Services Commission (Victoria) ESTIF European Solar Thermal Industry Federation ESWH Electric Storage Water Heater GEM Green Energy Markets GEMS Greenhouse and Energy Minimum Standards Act 2012 GWA George Wilkenfeld and Associates IEC International Electrotechnical Commission IPART Independent Pricing and Regulatory Tribunal (NSW) LPG Liquid Petroleum Gas MCE Ministerial Council on Energy MEPS Minimum Energy Performance Standards MWh Mega Watt hours NCC National Construction Code NEM National Electricity Market NFEE National Framework on Energy Efficiency NHWSF National Hot Water Strategic Framework NSEE National Strategy on Energy Efficiency NZBC New Zealand Building Code
State Program Program Dates Description Eligible Households New South Wales NSW Home Saver Rebate 1 October 2007 to 30 June 2011 A $600 rebate was available for a solar water heater eligible for at least 20 STCs, and up to $1,200 for models eligible for 43 or more STCs. In January 2010, the amounts were equalised at $300 for all types. Households that replaced an electric storage water heater with a new gas, solar or heat pump water heater. Victoria Victorian Government Solar Hot Water Rebate Scheme October 2007 (metro)/June 2008 (regional) to 31 May 2013 Comprised of two rebate programs – the metropolitan rebate ranged from $300 to $1500, while the regional rebate ranged from $400 to $1600. For the replacement of electric water heaters with solar-electric, and gas with solar-gas water heaters. An additional $200 was available for a new gas connection to the property. Households that buy an eligible replacement solar water heater from a supplier registered with Sustainability Victoria. Victorian Government Solar Hot Water Rebate - Bushfire Affected Homes 28 February 2009 to 31 May 2013 Up to $1600 is available to assist bushfire-affected homeowners replacing a gas or non-electric water heater with a gas boosted solar hot water system in their new home. Households whose residence was destroyed in the 2009 Victorian Bushfires and are eligible to receive a Destroyed Homes Payment through the Victorian Bushfire Appeal Fund. Victorian Energy Efficiency Target 1 January 2009 to current Accredited businesses are able to create Victorian Energy Efficiency Certificates from assisting households to make energy efficiency improvements, including through the sale and installation of a solar water heater. The benefit of the VEECs is passed onto the consumer as a discount on the purchase price of their system. Householders who purchase an approved water heating product through a VEET accredited business and have it installed by them. Queensland Solar Hot Water Rebate 1 July 2009 to 22 June 2012 A $1000 concessional rebate for pensioners and low income earners, and a $500 standard rebate for all other households. This was standardised to $600 for all households from 13 April 2010. Households that replaced an electric storage water heater with a solar or heat pump water heater.
South Australia Solar Hot Water Rebate Scheme 1 July 2008 to 30 June 2013 A rebate of $500 is available to low income households, for the installation of a solar water heater or heat pump. Householders must have an eligible Australian Government concession card. Residential Energy Efficiency Scheme 1 January 2009 to 2020 Energy retailers with 5,000 or more electricity or gas residential customers are required to provide incentives for households to reduce emissions and lower their energy use, including upgrading or replacing a water heater with a gas, solar or heat pump water heater. All South Australian households. Western Australia WA Solar Water Heater Subsidy Scheme June 2005 to 1 June 2013 A rebate of $500 for natural gas boosted solar water heaters and $700 for LPG boosted solar water heaters. Households that replaced their electric storage water heater with a gas boosted solar water heater with a storage tank of at least 250L. Tasmania Hobart City Council Solar and Heat Pump Water Rebate 1 July 2007 to 30 June 2013 (solar) A $500 rebate for installing a solar water heater or heat pump to replace an electric storage water heater. The system installed must replace an electric storage water heater, have a minimum of 20 STCs and be installed within the City of Hobart. Northern Territory Solar Hot Water Retrofit Rebate 28 June 2009 to current Power & Water Corporation are providing a rebate of up to $1000 for homes with timber trusses and up to $400 for homes with steel trusses. Homes must have been built in or before 2000 and the solar water heater must be replacing an electric storage water heater. Australian Capital Territory Home Energy Advice Team (HEAT) Energy Audit Closed 20 April 2013 The ACT Government will provide a $500 rebate on expenditure of $2000 or more on priority recommendations from a HEAT Energy Audit. Households that had a HEAT energy audit performed and spent an extra $1,000 on other household energy saving improvements. Table 15: Summary of Australian state and territory SWH rebates New Zealand The New Zealand Government began to provide financial support for SWHs in 1978, through the provision of interest-free loans for the purchase and installation of approved SWHs. By 1982, an estimated 6,500 SWHs
E5 (SE340) Save up to 80% on your water heating bills 16-79% 56% in Zone 3 Not available Reduce your household carbon emissions Produce free hot water from the sun E6 (TF305) Not available 48-87% Not available E7 (TF330) Not available 55-89% High STCs awarded for each system. Zone 1 – 40 STCs; Zone 2 – 43 STCs; Zone 3 – 39 STCs; Zone 4 - 34 STCs Minimised heat loss and maximised efficiency. Low heat loss due to greater insulation. Technically very efficient and low maintenance. High efficiency collectors absorb the maximum available solar energy. Frost protection to -6 deg C. Tank would not meet maximum allowable heat loss if ESWH tank heat loss MEPS was applied. Had high collector efficiency. System was not declared as frost protected and failed the frost resistance test. E8 (TF300) You can cut your water heating energy consumption by up to 90% in the hotter parts (Zone 2) of the country, up to 75% in the temperate parts (Zones 1 & 3) and up to 60% in the cooler parts (Zone 4). Zone 1 – 84% Zone 2 – 89% Zone 3 – 65% Zone 4 – 49% Not available Reduced energy use saves up to 3.5 tonnes of CO2 emissions every year. Specifically designed to provide higher efficiency for use in low to medium solar gain areas. Hot water regardless of the weather. Boost capacity 150L. Higher efficiency absorber maximises the absorption of available solar energy. Suitable for frost-prone or poor water chemistry areas. Had high efficiency collector. System was declared frost protected but failed the frost resistance test.
offers. This brand’s systems have amongst the highest STCs in the industry. G5 (SS322) Not available 51-77% High STC values. Has one of the highest STCs when compared to similar systems – meaning more savings for you. Zone 1 – 38 STCs Zone 2 – 42 STCs Zone 3 – 35 STCs Zone 4 – 31 STCs (STC calculations for gas boosted units are based on continuous tariff.) Environmentally friendly. Greenhouse gas emissions = 0.20 tonnes per annum Superior efficiency. High efficiency polyurethane insulated storage tank. Low mega-joule consumption burner. Gas consumption = 45MJ/hr Running cost per annum =$36 1st hour delivery at 40oC=780L Continuous mains pressure hot water on demand. Guaranteed hot water in 24 hours. Zero water wastage during start-up cycle. Solar management system protects the system from overheating in summer and provides frost protection in winter. Determined gas consumption 45.2 MJ/hr
G6 (TS300) Can save up to 50% to 85% of water heating energy consumption. (Savings based on Australian Government approved TRNSYS simulation modelling using a medium load. Savings and incentives will vary depending upon your location, type of system installed, orientation and inclination of the solar collectors, type of water heater being replaced, hot water consumption and fuel tariff.) 59-86% Reduced energy use can save up to 1.9 to 3.0 tonnes of CO2 emissions per annum. Specifically designed to provide economical service in medium to high solar gain areas. Reliable, low maintenance operation. Hot water regardless of the weather. Boost capacity 150L. Not recommended for use in frost or poor water chemistry areas.