Electrical
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Difference between Radial networks & Ringed Network Configurations
Introduction Starting from the type of supply, electric power distribution grids or networks can also be distinguished according to their…
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What are Auxiliary Current Transformers ?
Auxiliary Current Transformers Many circuit problems can be solved by connecting one current transformer to supply another current transformer, usually…
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What is Instrument Transformers?
Instrument Transformers In heavy currents and high voltage a.c circuits, the measurement can not be made using the range extension…
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PCB (Prinited Circuit Board) fabrication
What is PCB? PCB, which means Printed Circuit Boards are assembled and compact model of circuit board used in electronic…
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Electrical safety in power distribution
Electricity is an important energy source in the modern world, it is safe to use but dangerous in the wrong…
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Wire conductors
An electrical conductor is any material through which electrical current flows easily. Most metals are good electrical conductors, with silver…
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working principle of limit switch
Introduction A limit switch detects the physical movement of an object by direct contact with that object. An example of…
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DIFFERENT MOTOR PROTECTION METHODS
Introduction Motor protection safeguards the motor, the supply system and personnel from various operating conditions of the driven load, the…
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What is a motor controller?
Introduction All motors must have a control device to start and stop the motor called a motor controller.These motor controller…
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An overview of industrial communication network
Introduction The industrial automation systems is divide into several hierarchical level.Each of the stage or level has an appropriate communication…
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