It is an electrical device designed to initiate the isolation of a part of the electrical installation or to operate an alarm signal, in the event of abnormal condition or a fault. In simple words relay is an electrical device that gives the signal to isolation device (eg: Circuit Breaker) after sensing the fault and helps to isolate the fault system from the healthy electrical system
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A Static Transfer Switch (STS) utilizes a static electronic component (SCR), which permits a transfer in less than four milliseconds (1/4 o...
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Elements - RESISTOR - CAPACITANCE OR CAPACITOR - INDUCTOR = reactance = impedance =susceptance =admittance - VOLTAGE SOURCE - CURRENT...
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Electrical secondary equipment generally refers to the various types of microcomputer protection and control device, microcomputer seconda...
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The auxiliary class protection device refers to some unusual protection devices with auxiliary function,the main products are 961 communic...
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. Earthing system or grounding system connects specific parts of that installation with the Earth's conductive surface for safety and ... -
Main transformer protection Line Protection Transformer protection Motor protection Capacitor protection Generator protection auto-put-into ...
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generator backup protection relay is applicable to the generator protection that the water turbine capacity whose power is not more than 1...
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Line protection measurement and control device is simply illustrated that is the device used for the line cabinets and outlet cabinets for p...
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busbar differential protection relay is suitable for the 110KV and the following various voltage levels of a single bus、Single parent segm...
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