Relays - Free College Essays, Term Paper Help, and Essay.
A relay is automatic device which senses an abnormal condition of electrical circuit and closes its contacts. These contacts in turns close and complete the circuit breaker trip coil circuit hence make the circuit breaker tripped for disconnecting the faulty portion of the electrical circuit from rest of the healthy circuit.. Source: Essay.
Free electrical papers, essays, and research papers. Electrical Engineering: A Building Science - Electrical engineering is a building science that applies power in an innovative and down to earth way.
Additional Features Of Digital Relays Information Technology Essay. Protective Relay: For the protective relay to operate, it calculates the electrical quantities of in the electrical circuit by means of the voltage transformer and the current transformer. The circuit breakers will trip when there is a fault detected or abnormal condition occurred.
Frame Relay and Leased Lines Essay 1347 Words6 Pages Frame Relay and Leased Lines In networking there are many options in having data transferred from one location to another. Two of which include frame relay and leased lines.
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Frame Relay Essay. 440 Words 2 Pages. Frame relay is a layer two, WAN protocol. Originally designed for use with the ISDN interfaces, today frame relay is used over a variety of interfaces. Devices that are connected to a frame relay WAN are known as (1) Data terminal equipment(DTE) and (2) Data circuit-terminating equipment(DCE). 1 Frame Relay.
Electromagnetic Relay Definition: Electromagnetic relays are those relay which operates on the principle of electromagnetic attraction. It is a type of a magnetic switch which uses the magnet for creating a magnetic field. The magnetic field then uses for opening and closing the switch and for performing the mechanical operation.