under-voltage relay

См. также в других словарях:

• Relay — This article is about the electrical component. For other uses, see Relay (disambiguation). Automotive style miniature relay, dust cover is taken off A relay is an electrically operated switch. Many relays use an electromagnet to operate a… …   Wikipedia

• Voltage regulator — A popular three pin 12 V DC voltage regulator IC. A voltage regulator is an electrical regulator designed to automatically maintain a constant voltage level. A voltage regulator may be a simple feed forward design or may include negative feedback …   Wikipedia

• Digital protective relay — In electrical engineering of power systems, a digital protective relay uses a microcontroller with software based protection algorithms for the detection of electrical faults. Such relays are also termed as microprocessor type protective relays.… …   Wikipedia

• Protective relay — See also: Power system protection In electrical engineering, a protective relay is a complex electromechanical apparatus, often with more than one coil, designed to calculate operating conditions on an electrical circuit and trip circuit breakers …   Wikipedia

• Wire spring relay — A wire spring relay is a type of relay, primarily manufactured by the Western Electric Company for use by the Bell System in electromechanical telephone exchanges. It was licenced for use around the world, and was commonplace in Japan. A wire… …   Wikipedia

• минимальное реле или минимальной расцепитель напряжения — Реле или расцепитель, допускающие размыкание или замыкание контактного коммутационного аппарата с выдержкой времени или без нее, когда напряжение на выводах этого реле или расцепителя падает ниже заданной величины. [ГОСТ Р 50030.1 2000 (МЭК 60947 …   Справочник технического переводчика

• UVR — Ultraviolet radiation (Medical » Physiology) * Ultimate Vacation Rentals (Business » Firms) * Ultra Violet Radiation (Governmental » NASA) * Ultra Violet Radiation (Medical » Oncology) * Under Voltage Relay (Academic & Science » Electronics) *… …   Abbreviations dictionary

• UVR — abbr. Under Voltage Relay …   Dictionary of abbreviations

• Military equipment of Turkey — The military equipment of Turkey includes a wide array of arms, artilleries, large surface vessels, cannons, armored vehicles, mortars, unmanned vehicles and many different equipments. Contents 1 Historical development 1.1 General 1.2 1923 1950 …   Wikipedia

• Snubber — A snubber is a device used to suppress ( snub ) voltage transients in electrical systems, pressure transients in fluid systems, or excess force or rapid movement in mechanical systems. Fluid systems Mechanical systems A snubber can be a… …   Wikipedia

• Grid friendly — Electrical devices are considered grid friendly if they operate in a manner that supports electrical power grid reliability. Basic grid friendly devices may incorporate features that work to offset short term undesirable changes in line frequency …   Wikipedia