overcurrent relay

overcurrent relay

A relay used to provide overcurrent protection.
References in periodicals archive ?
Tenders are invited for Numerical micom p143 overcurrent relay
Meliopoulos, Adaptive Protection Algorithm for Overcurrent Relay in Distribution System with DG, ISSN(Print) 1975-0102, J Electr Eng Technol V ol.
The purpose of this study is to optimize the parameters of the overcurrent relay (TMS and [I.sub.PU]) such that operating time of primary relays is minimized while sufficient coordination is provided between main relays and back-up relays.
Gupta, "A new nonlinear directional overcurrent relay coordination technique, and banes and boons of near-end faults based approach," IEEE Transactions on Power Delivery, vol.
* 51: the time- delay overcurrent relay, it has the fallowing taps (selections) L: 2.5 -2.8-3.1 -3.5 -4- 4.5 - 5
"The generator overcurrent relay is a pretty sophisticated device.
Tenders are invited for supply relays include device name: 351s, qty.1 of overcurrent relay; with phase, negative- sequence, residual-ground, and neutral-ground overcurrent elements, 125 volt dc power supply and control voltage, 5 amp 60hz currents, 300vac 3-phase voltage inputs, catalog number: 0351s5x3d3e54x1; device name: ann, qty.1 of annunciator; with 10 front windows, 125 volt dc power supply, panel mount, 2 eia-232 rear serial ports, 14 digital inputs and 7 digital outputs, catalog number: 2533012100xa2x0.
In this case, the settings of the overcurrent relay, which protects a line follow standard criteria as those established by most utilities.
Tenders are invited for Procurement of electronic overcurrent relay (eocr) for lt motors at ktps koradi.
Tenders are invited for Relay, overcurrent, microprocessor-based, dual universal overcurrent relay with two independent three-phase relays (x and y) in a single compact package.
The contract is for the supply of basic remote and longitudinally-differential relay protection for power lines of 110 kV, spare overcurrent relay protection for power lines of 110 kV, differential protections for bus systems (DZSH) 110 kV, differential protections for busbar systems of 400 kV and application software for work , setup and configuration of the devices.
Bhide, "Optimum coordination of directional overcurrent relays using the hybrid GA-NLP approach", IEEE Trans.