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Power Factor
Power factor is a measure of how effectively electrical power is being used in a system. It is a ratio, expressed as a number between 0 and 1 (or as… Read More »Power Factor
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Parallel Circuit
A parallel circuit is a type of electrical circuit where multiple paths are available for current to flow. In this setup, components like light bulbs or resistors are connected across… Read More »Parallel Circuit
Insulators
Electrical insulators are materials that resist the flow of electric current. They do not allow electrons to move freely through them, making them essential for safely managing electricity in various… Read More »Insulators
Ohms (symbol: Ω)
Ohms (symbol: Ω) is the unit used to measure electrical resistance, which is the opposition that a material or component offers to the flow of electric current. The concept of… Read More »Ohms (symbol: Ω)
Ampere (amp)
The ampere (amp) is a unit that measures the flow of electricity, similar to how water flow through a pipe is measured. In this analogy, the electric current (amps) is… Read More »Ampere (amp)
The Difference Between DC and AC Fans
As a Port Macquarie electrician, I often get asked about the difference between DC (Direct Current) and AC (Alternating Current) fans. While both types are designed to cool your home… Read More »The Difference Between DC and AC Fans
Kilowatt-hour (kWh)
A kilowatt-hour (kWh) is a unit of energy commonly used to measure electricity consumption in Australia. It represents the amount of energy used by a device with a power rating… Read More »Kilowatt-hour (kWh)
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
Safety Switches (RCDs)
Safety switches, also known as Residual Current Devices (RCDs), are critical safety devices designed to protect individuals from electric shock and prevent electrical fires. In Australia, including Port Macquarie, NSW,… Read More »Safety Switches (RCDs)
Circuit Breaker
A circuit breaker is a critical safety device used in electrical systems to protect circuits from overloads and short circuits. In Australia, including New South Wales (NSW), circuit breakers are… Read More »Circuit Breaker
Single-Phase Power
Single-phase power is a type of electrical power distribution commonly used in residential and small commercial buildings in Australia. It refers to a system where electrical power is delivered through… Read More »Single-Phase Power
Surge Protector
A surge protector is an electrical device designed to protect electrical equipment from voltage spikes and surges, which can be caused by lightning strikes, power outages, or other disruptions in… Read More »Surge Protector
Fused Spurs
A fused spur, also known as a fused connection unit (FCU), is an electrical device used to provide a safe and convenient method of connecting and isolating electrical appliances in… Read More »Fused Spurs