Microprocessor Based Protection Relay

Microprocessor Based Protection Relay: Reliable and accurate protection schemes are required for any system. Microprocessors can fulfill these requirements without fail. In addition to the system protection, microprocessors can perform…

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Feeder Protection Relay Articles

Feeder Protection Relay Articles: Application of 3 Phase System : In a Application of 3 Phase System, a wide variety of faults can occur, i.e. phase to phase, phase to…

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Static Distance Protection Relay

Static Distance Protection Relay: Static Distance Protection Relay are characterized by having two input quantities respectively proportional to the voltage and current at a particular point in the power system,…

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Differential Protection Relay in Power System

Differential Protection Relay in Power System: A Differential Protection Relay in Power System scheme compares quantities derived from the input and output currents of the protected circuit in such a…

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Overload Protection Relay

Overload Protection Relay: Overload Protection Relay - Continuous balanced overloading of a machine causes overheating in the stator winding. An obvious solution to this is the application of overcurrent relays;…

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Pilot Wire Protection Relay

Pilot Wire Protection Relay: In this case the auxiliary Pilot Wire Protection Relay are provided to carry the information signals from one end to the other. Protective systems requiring the…

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Types of Feeder Protection Relay

Types of Feeder Protection Relay: A composite transmission system may use one or more of the following types of Feeder Protection Relay. Overcurrent Protection: This is of two types: (i)…

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