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Designing homes to conserve energy and use it efficiently, from sources that cause least environmental harm. In most New Zealand homes, passive design solutions should be sufficient for cooling. On this page: Fans Heat pumps Evaporative coolers Mechanical ventilation systems Cooling and ventilation should not be confused. Cooling...
Designing homes to conserve energy and use it efficiently, from sources that cause least environmental harm. Electrical design is subject to a range of statutory and regulatory requirements aimed at ensuring performance and safety. Power, communication and audiovisual requirements in buildings have changed rapidly in recent times and...
Designing homes to conserve energy and use it efficiently, from sources that cause least environmental harm. Rural properties (most typically the properties that utilise stand-alone or distributed generation systems) generally have specific features that will increase the electrical load. On this page: outbuildings sewage disposal systems water pumps...
Designing homes to conserve energy and use it efficiently, from sources that cause least environmental harm. While most buildings will be connected to the mains electricity supply, off-grid options may be suitable in some circumstances. There are three options for electrical supply: Connection to the national electricity grid...
Designing homes to conserve energy and use it efficiently, from sources that cause least environmental harm. Where supply lines are nearby, mains or grid-connected power is generally the most cost-effective option. In urban and many rural areas, supply is reliable and easily connected. On this page: grid-connection costs...
Designing homes to conserve energy and use it efficiently, from sources that cause least environmental harm. Schematic drawing of cable layout for home network system There are many proprietary communications distribution boards and systems on the market. Most have a modular system...
Designing homes to conserve energy and use it efficiently, from sources that cause least environmental harm. Internal electrical power services include meter boxes and distribution boards, and methods of surge and RCD protection and earthing. On this page: Smoke alarms are compulsory in all new construction meter...
Designing homes to conserve energy and use it efficiently, from sources that cause least environmental harm. Clause VM/AS Clause relevance to electrical design/installation B2 Durability B2/VM1 Cites evaluation of durability by taking into account: ® in-service history ® laboratory testing ® performance of similar materials. B2/AS1...
Designing homes to conserve energy and use it efficiently, from sources that cause least environmental harm. Internal lighting and power outlet locations must be determined and types and sizes of wiring selected. The wiring must be designed to meet the electrical load requirements but should allow for future...
Designing homes to conserve energy and use it efficiently, from sources that cause least environmental harm. There is a range of typical and additional wiring requirements for various electrical systems and appliances. On this page: heating systems hot water systems cooking appliances ventilation systems. System Typical wiring requirements...