| Requirement | Reference | Check | | :--- | :--- | :--- | | | AS3000 App B | Is the cable rated for the calculated load? | | 2. Derating | AS3008 | Have temperature and grouping been applied? | | 3. Voltage Drop | AS3000 2.6.2 | Is drop < 3% (Light) or < 5% (Power)? | | 4. Fault Loop | AS3000 2.6.3 | Is impedance low enough to trip the breaker? | | 5. Short Circuit | AS3000 2.5.2 | Will the cable survive a fault until the breaker trips? | | 6. Installation | AS3000 Sec 3 | Is the cable type suitable for the environment (e.g., UV exposure, water, mechanical damage)? |
This guide is for educational and information purposes only. Electrical work must be carried out by a licensed electrician. All calculations and final selections must be verified against the specific clauses and tables in the current AS/NZS 3000 standard and relevant Australian Standards (e.g., AS/NZS 3008).