- Site Analysis
- Site Use
- Passive Design
- Material Use
- Space heating
- Lighting design
- Water heating
- Active ventilation
- Electrical design
- Renewable electricity generation
- Bioenergy and Biofuels
- Space heating
- Wet Areas
- Health and Safety
- Other Resources
Designing homes to conserve energy and use it efficiently, from sources that cause least environmental harm.
Wiring materials must comply with the relevant New Zealand standards.
|Two-core plus earth TPS (tough plastic sheathed)
Two-core cable (no earth)
|Phase – red
Neutral – light blue or black
Earth – green or green/yellow
(Note that older TPS cable may have no insulation to the earth wire.)
|Lighting wiring||Phase – brown
Neutral – black
Earth – green/yellow (where provided)
Two-core plus earth cable must be used for power outlets. It is also recommended for lighting circuits so that, if a metal light fitting is installed, it has earth protection.
|6.0||Yes||40||9.75||• Dedicated circuit to freestanding stove.|
|4.0||Yes||32||7.75||• Dedicated circuits to hob, wall oven, heat pump, embedded floor and undertile heating, remote electric continuous-flow water heater.|
|2.5||Yes||24||5.75||• Power outlets with maximum 3 double outlets per circuit – kitchens, laundries.
• Power outlets with up to 12 double outlets per circuit and maximum load of 10 amps per outlet – areas other than kitchens, laundries.
• Water heater with maximum element rating of 3–4 kW.
• Submains to garage or outbuilding (separate circuit for each building).
• Permanently connected appliances. (Note that appliances rated above 10 amps require a dedicated circuit, but up to 10 amps may be wired as part of power outlet circuit.)
|1.5||Yes||18||4.25||• Water heater with maximum element rating of 3 kW.|
|1.0||Yes||14||3.25||• Lights with maximum load on any one circuit of 10 amps. (Note that a minimum of 2 circuits per dwelling is required.)|