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Glossary

Discover the Sparkie’s Glossary by expert electricians! This comprehensive guide is your go-to resource for understanding essential electrical terms and concepts. We’ve crafted clear and straight forward definitions to help you make sense of the electrical jargon. With our glossary, you’ll gain confidence and knowledge, making electrical topics more accessible and less daunting. Because we are PortSparky and love what we are doing!


Ohms Law

Ohm’s Law is a fundamental principle in electricity that explains the relationship between voltage, current, and resistance in an electrical circuit. It states that the current flowing through a circuit… Read More »Ohms Law

Polarity

Polarity in electricity refers to the direction or orientation of electrical charges in a circuit. It determines which terminal is positive (+) and which is negative (−). In a direct… Read More »Polarity

Relay

A relay is an electromechanical or electronic device used to control one electrical circuit by opening and closing contacts in another circuit. It functions as a switch that is operated… Read More »Relay

Switchboard

A switchboard is a central component of an electrical installation, responsible for distributing electricity from the main supply to various circuits within a building. In Australia, switchboards are designed and… Read More »Switchboard

Volts

Volts are a unit used to measure voltage, which is the “pressure” that pushes electricity through a circuit. To understand volts, think of it like water in a pipe. Imagine… Read More »Volts