Mechatrofice Blog

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Why Transformer Rating is in kVA not in kW Explained

The power rating of a device is the maximum magnitude of power that can be allowed to operate by the device. Active power, Reactive power, and Apparent power are rated in W, VAR, and VA respectively. Active...

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Electrostatic Discharge ESD Protected Area or EPA

An EPA (ESDPA – Electrostatic Discharge Protected Area) is an area that ensures the protection from electrostatic discharges. Electrostatic discharge (ESD) is an electrical short or dielectric breakdown; a sudden flow of electricity caused by contact between...

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Difference between MCB, MCCB, ELCB, and RCCB

An electrical circuit breaker is an automatic switching device which is installed for the safety of the electrical system. It protects an electrical circuit from electrical damages caused by conditions like overload, short circuits, earth leakage, etc. During a fault...

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Earth Ground Neutral Difference

Earth, Ground and Neutral all three are similar to each other but often confused or referred one as other. Still, it has the difference to term it separately as they serve for different purposes....

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Importance of Earthing in Electrical system

Earthing is a connection between electrical devices to the earth through a low resistance path, which provides discharge of the electrical energy directly to the earth. Considering the safety reasons earthing is one of...

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Rectifier viva interview questions with answers

What is a Rectifier? A rectifier is a device which converts AC (Alternating current) to DC (Direct current). Name the basic types of rectifiers? Half wave rectifier, Full wave center tap rectifier and Full...

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Zener diode voltage regulator circuits

Zener Diode The zener diode is a type of diode which operates under reverse bias that breakdowns when the applied voltage reaches a particular reverse bias voltage or knee voltage. It allows the current...

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Comparison between copper and aluminium conductor

Materials made of metals will possess the property of electrical conductivity, an electrical conductor allows electric charge to flow through it. Silver is the most electrically conductive element followed by Copper, Gold, Aluminum, Zinc,...