electromechanical relay


Also found in: Acronyms.

electromechanical relay

[i¦lek·trō·mi′kan·ə·kəl ′rē‚lā]
(electromagnetism)
A protective relay operating on the principle of electromagnetic attraction, as a plunger relay, or of electromagnetic induction.
References in periodicals archive ?
Current transformer should provide secondary voltage rising with frequency in a way which gives stability of the value of current flowing in the electromechanical relay and its reliable tripping.
Instead of electromechanical relays, a FET-based design may be more suitable.
Electromechanical relays are also less expensive when they have more than one pole to them.
The most widely applicable is the electromechanical relay because it has the largest signal range capability of the three types.
As an example of an electromechanical relay, the Omron Electronic Components G6Y High-Frequency Relay provides at least 65 dB isolation at 900 MHz.
Replace One (1) electromechanical relay in unit 2 with one(1) SEL 787 relay with differential protection.
An electromechanical relay offers practically zero closed impedance (<50 m[ohm]) and almost infinite open impedance (>100 G[ohm]) while providing high bandwidth characteristics of greater than 100 MHz.
The important thing Morse did for telegraphy was to realize that the electromechanical relay, invented earlier by Joseph Henry, could function as a digital-signal regeneration device.
Tenders are invited for Design, Supply, Retrofitting, Testing & Commissioning of advanced numerical protection relays along with lock-out relays in place of existing static/ electromechanical relays for 31.
The innovative new THR Series Through-Hole Type Electromechanical Relays from Excel Cell Electronic (Goodsky/ECE) now allow the GQ Series to withstand the harsh melting temperatures of the reflow soldering process.
Silicon Labs has debuted a groundbreaking CMOS-based isolated field effect transistor (FET) driver family that enables developers to use their choice of application- specific, high-volume FETs to replace outmoded electromechanical relays (EMRs) and optocoupler-based solid-state relays (SSRs).
Electromechanical relays (EMRs) are a mature technology that offers a wide range of packages, connectors, and options including latching operation, termination, and indicators to show which state a relay is in.

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