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RCDs 🇦🇺 WA / AustraliaWhich circuits need RCD (safety switch) protection in a house?
In homes and other residential installations, every final subcircuit needs 30 mA RCD protection – power, lights, and fixed appliances like ovens, hot water and A/C.
30 mA maximumAll final subcircuits (domestic/residential)
Regulation: AS/NZS 3000:2018 Cl 2.6.3.2.2.
Study aid in plain English, not the text of the standard. Always check the current AS/NZS 3000:2018 + WA rules and your local rules. Electrical work must be done by a licensed or registered electrician.
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