Results
Enter inputs above, then tap Calculate.
Method and assumptions
Simplified resistive demand - apply AS/NZS 3000 Appendix I and local DNSP rules.
EV charger demand
Estimate charger demand from power, quantity and your chosen diversity factor.
Resistive charger-demand estimate with user-selected diversity. Does not establish phase allocation or permitted demand-management diversity.
Related calculators
Check the stated method and limits against your installation. Results are calculation aids, not certification.
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Calculation model 2026-11-02.1