What is Wave trap or Line trap?

Wave trap is a device which prevents the high-frequency carrier signals to enter the substation side. It is also known as line trap. It is connected in series with the transmission line. It is designed to carry the rated power frequency (50 Hz or 60 Hz) current, as well as to withstand the substation fault … Read more

Fuses | Characteristics, Applications & Types of Fuses

Fuse was patented by Thomas Edison in 1890. Fuse is the simplest & cheapest device used for interrupting an electrical circuit under short circuit or excessive. The fuse element is generally made of materials having low melting point, high conductivity and least deterioration due to oxidation e.g., silver, copper etc. Definition of fuse It is … Read more

Circuit Breakers

Question: What is a Circuit Breaker? Answer. Circuit Breaker is a mechanical device designed to close or open contact members, thus closing or opening an electrical circuit under the normal or abnormal conditions. Question: How does a Circuit Breaker different from Switch? Answer. A switch is just a device when can be able to open and close … Read more

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