TECO Earth Fault Relays are for sensing current faults in any one phase or eath for protection of Air Conditioners, transformers, Generators etc. The resultant current measured is digitally compared to a settable reference. In case of trip condition trip contacts changeover aftermore...
The Relay detects any leakage current in the network and actuates alarmtrip circuit.Any installation with AC line distribution networking like Mines, Factories, Power Plants, Shopping Malls, Railways- Air Stations, Public Places. Etc.more...
The relay detects any leakage current in the network and actuates alarm trip circuit, • Aux. Supply : 240 V (AC) 110 V (AC), • Trip current : 100mA - 2 000 mA, • Output : 2 Change-over (Potential free)more...
We are offering earth fault relay general features solid state current setting range 10 % to 80 % low power consumption variable current and time setting ideal for compliance to I e rule 61-a display features healthy & fault indication control features site settable current & timmore...
Earth fault relay Two stages over current and two stage Earth fault protection Relay, Latest 999 fault events with 1 ms time stamp resolution, Hardware and software self-diagnosis, NDR controlled earth fault protection, 1 or 2 or 4 setting groups – auto or manual selectionmore...
Features Software based design Instantaneous / Definite time Wide range of battery voltage Solid state reliability Principle of Operation: The relay measures the leakage current between battery and earth if the current increased more than the set value the relay trips as per timemore...
Features Software based design Very sensitive and wide setting range Insensitive to currents at harmonic frequencies Trip test facility Principle of Operation: The Relays JRD 011 & JRD 013 are current operated Microprocessor based, differential relays which work on the high impedmore...
Application: The relay provides earth fault protection of Generators, Motors, Transformers, Feeder etc., and where definite time protection is required. Â Principle of Operation: The relay provides earth fault protection for power systems. Relay operating time is determined by smore...
PROK DEVICES PVT LTD an ISO 9001-2008 company introduces DIGITAL MICROPROCESSOR / MICROCONTROLLER BASED IDMT / DEFINITE TIME / INSTANTANEOUS EARTH FAULT RELAY (EFR).It is a current sensing device which is tropicalised professionally designed and tested for protection of Generatormore...
Prok dv's make PNA TYPE IDMT/DEFINITE TIME/INSTANTANEOUS LOW-SET/HIGH-SET NONDIRECTIONAL NUMERICAL/MICROPROCESSOR BASED OVER CURRENT RELAY (OCR) WITH EARTH FAULT RELAY (EFR) or independent over current Relay (OCR) or earth fault relay (EFR). This is intended for protection applicmore...
Prok dv's make Digital microprocessor/microcontroller based Earth Leakage Relays (ELR) with Core Balance Current Transformer (CBCT / ZCT) are used to detect leakage currents in electrical power systems. ELR transmits a signal to activate the trip coil of the MCCB/ACB/OCB/CONTACTOmore...
The application of powerful microprocessors with MR and IR-relays of the HIGH TECH RANGE provides a large variety of advantages over power protection systems of the traditional type. The MR-protection relays are based exclusively on the microprocessor technology. They represmore...
The application of powerful microprocessors with MR and IR-relays of the HIGH TECH RANGE provides a large variety of advantages over power protection systems of the traditional type. The MR-protection relays are based exclusively on the microprocessor technology. They represmore...
Backed by rich industry experience, we have been able to manufacture, supply, export and trade Restricted Earth Fault Relay. Our offered relay is a universal protection device that is demanded for high, medium and low voltage networks. Owing to their various features like study cmore...
Prok devices pvt ltd an iso 9001-2008 company introduces digital microprocessor micro controller based idmt definite time instantaneous earth fault relay (efr). It is a current sensing device which is semitropical professionally designed and tested for protection of generators, tmore...
Understanding the demands of customers as a manufacturer, supplier, exporter and trader, we are providing Static Earth Fault Relay. Our offered relays are current sensing devices that are tropicalized and manufactured employing advanced machinery and technology. Can be installed more...
Earth Fault Relay is sensed by measuring the neutral current. Normally in three phase system the vector sum of three phase current are zero hence no current flows from neutral to earth. If ground fault occurs the vector sum is not zero. If we can sense the current from neutral tomore...
SC14S is a self-powered, single-phase, non-directional, Earth fault relay with one measuring element. Features :- Micro-controller based design Draw out facility Built in Third Harmonic Filter. It helps to avoid spurious tripping in harmonic rich power systems Instantaneous time more...
The 'CGI 14NC' Numerical Protection Relay is a fully digital relay based on microprocessor technology with analogue to digital conversion of the measured values and subsequent numerical processing. It uses specialized digital signal processor (DSP) as the computational hardware, more...
we are offring Restricted Earth Fault Relay. Features Software based design Very sensitive and wide setting range Insensitive to currents at harmonic frequencies Trip test facility more...
We are offering battery earth fault relay. Features software based design instantaneous definite time wide range of battery voltage solid state reliability more...
Features:Simple and reliable construction, Micro-processor based numerical design , User friendly, Compact panel mounting case. Application:Time - current graded over current and earth fault protection of distribution systems. Back-up protection for generators, transformers, tranmore...
The 'CGI 14N/C' Numerical Protection Relay is a fully digital relay based on microprocessor technology with analogue to digital conversion of the measured values and subsequent numerical processing. It uses specialized digital signal processor (DSP) as the computational hardware,more...
An Earth Fault Relay is a safety device used in electrical installations with high earth impedance to prevent shock. It detects small stray voltages on the metal enclosures of electrical equipment, and interrupts the circuit if a dangerous voltage is detected. more...
  Special Features    • Most compact yet ultra flexible protection relays • Micro controller based True RMS Measurement • Two Tripping ranges in one unit • Two Time delay ranges in one unit • User selectable Normal/Fail safe Modes • User selectable Auto/Manumore...