Main breaker switch for sale in Australia

4 FAQs about [Main breaker switch for sale in Australia]

What is the difference between a main switch and a circuit breaker?

A main switch (or isolator) is designed purely to switch power on and off manually—it does not provide overcurrent protection. A circuit breaker automatically trips during overload or fault conditions to protect circuits. Main switches are used for isolation during maintenance and servicing, allowing electricians to safely de-energise circuits.

What is a main switch & isolator?

Our main switches and isolators are engineered to provide reliable and safe disconnection of electrical circuits. With robust construction, easy operation, and compliance with safety standards, these devices are ideal for enhancing the safety and efficiency of electrical systems.

What is a circuit breaker used for?

A circuit breaker automatically trips during overload or fault conditions to protect circuits. Main switches are used for isolation during maintenance and servicing, allowing electricians to safely de-energise circuits. Circuit breakers protect against electrical faults but aren''t designed for frequent switching operations.

What is a main switch?

Main switches are electrical isolator devices that disconnect entire installations or circuits from power supply. Available in 80A-100A ratings with single-pole, double-pole, or three-pole configurations, they enable safe maintenance isolation, emergency disconnection, and comply with AS/NZS 3000:2018 Australian standards.

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