Over Frequency Relay
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Features Two stage of frequency protection Digital display of line frequency Draw out case 144x144 mm Principle of Operation: The JRF 014 is microprocessor based frequency relay The relay can be configured for 2 stage under frequency relay, two stage over frequency relay or Under / Over frequency relay. The relay's operating time can be programmed. The relay measures line frequency and if it exceeds the set threshold in case of over frequency or if it is less than set threshold in case of under frequency then relay extends a trip signal after an operating time.
Voltage Frequency Relay
1,500 - 5,000 Per Piece
5 Piece (MOQ)
Best Deals from Frequency Relays
Digital Frequency Relay
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Well-known in the industry as a manufacturer, supplier, exporter and trader, we are engrossed in offering Digital Frequency Relay. Provide continuous display of the measured frequency, these relays are applied as backup protection for mechanical over speed devices in order to avoid damages. Finds its application in generator and captive power plant, our offered relays are also used for mechanical over speed devices. Features: Low maintenance User selectable trip timings High performance Details: Dedicated microcontroller based Accurate, reliable and tropicalized design Continuous display of the measured frequency User selectable upper frequency and lower frequency limits User selectable trip timings Uses SMPS for Auxiliary Power i.e. Wide operating range for Auxiliary Input 85V-285V ACDC Specifications: Rated Voltage: 230V415V AC Auxiliary Supply: 85V-275V ACDC Frequency Setting Range: 40-60 Hz. In steps of 0.1 Hz Power Supply Burden: < 3Watts Contact: Single change over contacts For Under frequency 8 Amps@250V AC, 8 Amps@30VDC Potential free contacts Turn Off delay: 0.05-10.0 Sec In steps of 0.05sec Definite time, User selectable Dimensions: 144X144X120 mm Panel Cut Out: 137X137 mm Applications: Generator and captive power plant Over frequency relay applied as backup protection for mechanical over speed devices to avoid damages to prime mover Under frequency relay applied to protect field winding from excessive current, voltage regulator from over load Servo controller and inverters
Over Frequency Relay
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We are offering over frequency relay. Features two stage of frequency protection digital display of line frequency draw out case 144x144 mm.
frequency relay
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Generator and captive power plantOver frequency relay applied as backup protection for mechanical over speed devices to avoid damages to prime moverUnder frequency relay applied to protect field winding from excessive current, over regulator from overloadServo controller and invertors Specification Dedicated microcontroller based Accurate, reliable and tropicalized design Continuous display of the measured frequency User selectable upper frequency and lower frequency limits User selectable trip timings Uses SMPS for Auxiliary power i.e. Wide operating range for Auxiliary input 85-275C AC/DC
Voltage Frequency Protection Relay
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ARGUS 8 range of numerical voltage and frequency relays have the power and flexibility of microprocessor technology, giving a wide range of settings which are supplemented by advanced features such as metering, data storage and Fibre-Optic communications. Supervisory and self-monitoring features give added confidence to the user as well as reduced maintenance and down time. A menu-based interface gives user friendly access to relay settings, meters and operational data Application Capacitor banks Ungrounded/ High impedance earthed systems AC generators Transmission lines Distribution feeders
frequency relay
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frequency relay, Gravity meter, lcd panel meter, Auxiliary Relays
frequency relays
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frequency relays, lcd panel meter, Gravity meter, earth fault relays
frequency relay
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frequency relay, schottky diode, Frc Connector, Flat Flex Cable