SINGLE-PHASE DIRECTIONAL RELAY
Model No. HV-EXP5217
SINGLE-PHASE DIRECTIONAL RELAY module with insulated panel, directional relay, multifunction relay suitable for protection of HV, MV, LV power transmission and distribution systems. Accidental earth-fault directional relay for selective protection of the power supply in isolated neutral and earthed networks. It must be complete with Data Logger system. It must be provided with three independentover current elements, two different thresholds for directional and non directional current with selectable trip, standardIEC Protection against switch opening failure, block input and output, time tagged multiple event recording, oscillographic wave form capture, Modbus RTU / IEC870-5-103, display LCD 16 (2x8) characters, switch control through serial port, communication protocol, 3rd Harmonic Filter on the neutral input current. 4 mm. safety terminals and 2 mm. terminals included on the front panel for the electrical connection.
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