High-performance fault recorders with integrated measurement of synchrophasor (PMU) in accordance with IEEE C37.118 and power-quality measurement in accordance with IEC 61000-4-30. Due to the great flexibility of trigger functions, the SIPROTEC 7KE85 is ideally suited for monitoring the entire energy value added chain, from generation to distribution. The high-performance automation and flexible configuration with DIGSI 5 complements the range of functions.