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Perth · South Perth
Prestigious riverside suburb with mix of apartments and family homes, high solar adoption
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W/m² irradiance
0 kW
Est. generation now
29.8 kWh
Avg daily yield
Household Type
Monthly Savings
~$206
Based on 6.6kW system, 70% self-consumption, 32c/kWh
Sun Hours
5.9 hrs/day
Annual average peak sun hours for South Perth
DEBS Peak Window
3pm–9pm
Export at 10c/kWh during peak, 2c/kWh off-peak
Western Power Grid: Normal
No planned outages for South Perth (6151). Network operating normally.
Backup Battery: Recommended
Southern metro suburbs have slightly above-average outage frequency. A battery with backup capability provides peace of mind during summer storms, which cause most unplanned outages in this zone.
85
SAIDI (min/yr)
1.1
Outages/yr
77
Avg duration (min)
Pass
ERA benchmark
Common outage causes in this zone:
Backup battery sizing for South Perth:
With an average outage duration of 77 minutes (1.3 hours), a 5 kWh backup-capable battery is typically sufficient to maintain essential loads (lights, fridge, internet, medical equipment). For whole-home backup during longer outages, consider 10-13.5 kWh with backup capability.
Daily Energy Usage
28-35 kWh/day
Recommended Battery Size
13-20 kWh
