Rotor earth-fault protection with injection unit RXTTE4 and REG670

Application note: Function description for high impedance busbar protection

Application note: DC overcurrent protection using shunt converter and MIM input

Application note: RET670/650 for Traction Applications

Application note: Relion 650 series Circuit breaker control

Application note: 87T for step-up transformer consisting of three single-phase units

Application note: Overall differential protection for thermal power plant

Communication set-up for RED670 differential protection in telecommunication networks

Differential protection schemes for auto-transformers

Trip circuit supervision with RXMB 1 auxiliary relay

Disturbance file upload via SPA

Universal testing method for power transformer differential protection

Guidelines when using Line Data Communication Module (LDCM) in the 670 series

Applying high impedance differential protection with IED 670

Differential protection for special power transformers with RET 670

Differential protection for power transformers with RET 670

Setting example: ABB REL 551 / 561 and Fibersystem 21-170 for G.703 E1 (2 Mbit)

Phase sequence voltage filter type RXTBA 1

Earth-fault protection in meshed and high impedance earthed 70 kV network

Improved earth-fault protection for high impedance earthed networks

Method for improved security at operation of switching devices

Calculation and choice of setting values for protection terminals in series compensated system in Venezuela

Phasor based control of braking resistors - A case study applied to large power oscillations experienced in the Swedish grid 1997

Route switching criteria for REL 551/561

Communication requirements for REL 551/561 in digital telecommunication networks

Preparation of REVAL files from two line differential protection terminals (REL 551 or REL 561) for evaluation in Mathcad environment

Use of RAIDK/RXIDK 2H as rotor earth-fault protection

Use of RAHL/RXHL421 as rotor earth-fault protection