electrical relay


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Noun1.electrical relay - electrical device such that current flowing through it in one circuit can switch on and off a current in a second circuit
circuit, electric circuit, electrical circuit - an electrical device that provides a path for electrical current to flow
electrical device - a device that produces or is powered by electricity
electromagnet - a temporary magnet made by coiling wire around an iron core; when current flows in the coil the iron becomes a magnet
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References in periodicals archive ?
The country was among the top global markets for 2016-2017 in industrial automation, focusing on sensors and instruments, electric motors and actuators, electrical relay and industrial control equipment, materials handling and industrial robots.
"This country is among the top global markets for 2016-2017 in industrial automation, focusing on sensors and instruments, electric motors and actuators, electrical relay and industrial control equipment, materials handling and industrial robots."
The Ministry of Economy and Commerce (MEC), in collaboration with Almana Motors Company, has announced the recall of Peugeot 2008, 208, 301, and 308 models of 2016 over the possible non-compliance of an electrical relay's internal component.
According to the contract, the loan will be used to finance work at the electrical relay stations serving Ashrafieh, Beirut's southern suburbs and Tripoli.
The outage was blamed on an electrical relay device not a cyber attack.
(http://www.cnn.com/2013/02/08/us/superdome-power-outage/) According to CNN , the new device was an electrical relay meant to protect the Superdome's systems in case of an emergency.
The vacancies cover railway signalling, electrification and plant and work will involve maintenance of signal supply points, high and low voltage equipment and switchgear, air conditioning equipment, 650v signalling cable work and wiring and re-wiring of electrical relay rooms.
Pilots of an American Airlines 757 enroute from Seattle to New York received a "standby power bus off" indication in the cockpit due to a failed electrical relay. Using the aircraft's quick reference handbook, written by American but based on Boeing procedures, the crew reconfigured several key functions of the aircraft to use battery power as recommended, but failed to set a switch that would have kept the battery charged as the procedure did not specify to do so.
In the case of conventional electric power system, collection of information is made directly by the transmission operator that is dispatcher at the control center based on report from the main electrical relay stations using manual telecommunication system and devices such as telephone and radio waves.
An electrical relay signalling box had been set on fire and destroyed.

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