FDR22 numerical relay offer 3 phase non-directional Over Current and Earth Fault protection for LV and MV power distribution systems.
FDR22 is a numerical relay which is suitable for applications such as providing selective protection for overhead and underground feeders (up to 66 kV), AC machines, back up protection for transformers etc. With a microcontroller-based draw-out design and an intelligent Algorithm, numrAL FDR22 offers comprehensive Feeder Protection and Monitoring with Fundamental and True RMS measurement
Protection offered by numrAL FDR22 - 46BC, 49, 50, 51, 50N, 51N, 50BF, 74TCS, SOTF.
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