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What are the reasons for transformer overheating?
Transformers can get heated due to a variety of reasons. Excessive heating of the transformer increases transformer losses, weakens the ins...
Voltage Classification - LV, MV and EHV
AC voltages have been classified in various manners. In earlier times, there were just two categories LV and HV. As the level of voltages...
What are Zero Watt Bulbs ?
A Zero Watts Bulb is a bulb with low light output. It is frequently used as a night lamp and other applications requiring low intensity li...
Static and Dynamic Resistance
Static Resistance is the normal ohmic resistance in accordance with Ohm's Law. It is the ratio of voltage and current and is a constant...
Reverse Power Relay - Function and Operation
A reverse power relay is a directional power relay that is used to monitor the power from a generator running in parallel with another gener...