S751-DFI Directional Fault Indicator

Dual-Line Monitoring uses capacitive voltage transformer as voltage signal input for RMU Directional Fault Indication application in one single box.

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Feature Application Function Structure and Size Performance and Parameters Model List Download

1. Directional phase and earth-fault detection based on CVT , CT or split core CT
2. One set of CVT input terminals and two sets of CT terminals in one single enclosure to monitor two feeders
3. Standard with CAN, IRIG-B, RS232/RS485 ports, and support of DNP3/Modbus protocols
4. Standard with 100MB RJ45 Cat-5 port, and support of the IEC60870-5-104, IEC61850 and DNP Security protocols
5. Reliable operation within -10 to +70℃
6. Compact 108x200x126mm (WHD) size

1. Directional phase and earth fault detection, indication and alarm
2. Suitable for Ring-Main-Unit with only Capacitive Voltage Transformer (CVT) as voltage signals
3. Optional backup overcurrent protection and indication
4. Remote online monitoring of cable faults

S751-DFI

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+852 67048440

S751-DFI Directional Fault Indicator

Feature Application Function Structure and Size Performance and Parameters Model List Download

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