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  • Substation

ETR500 F/M/T/D

ETR500 F/M/T/D

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  • Intellectual Protection Relay for Switchgear
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  • Selectable application by use of protection functions
    ㆍETR500-T: Transformer Protection
    ㆍETR500-F: Feeder Protection
    ㆍETR500-M: Motor Protection
    ㆍETR500-FT: Transformer and Feeder Protection
    ㆍETR500-DG: Decentralized Power Protection
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  • 7” touch LCD supporting English, Spanish, Chinese and Korean
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  • Dual communication with protocol of DNP 3.0, MODBUS, IEC 60870-5-101, IEC 60870-5-104 and IEC 61850
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  • Interface Software
    ㆍSetting change, event data acquisition, storage management with easy steps
    ㆍZoom in/out, phasor diagram display, harmonic analysis, fault wave recording, protection function display to simplify fault analysis
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  • Programmable Logic Control available
OVR / OCR

OVR / OCR

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  • Economical protection relay for Switchgear
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  • Selectable application by use of protection functions:
    ㆍOCR (Over Current Relay)
    ㆍOCGR (Over Current Ground Relay)
    ㆍOVR (Over Voltage Relay)
    ㆍOVGR (Over Voltage Ground Relay)
    ㆍSGR (Sensitive Ground Fault Relay)
    ㆍPOR (Phase Open Relay)
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  • Communication protocols of DNP and MODOBUS provided