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View all MiCOM P521
Schneider Electric REL25102 Image
Discontinued

REL25102

Schneider Electric REL25102 Image
Discontinued
REL25102

P521 communication EIA(RS)485 single chanel - IEC 60870-5-103

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REL25102  has not been replaced. Please contact your customer care center for more information.
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  • Main
    range of product
    MiCOM P521
    device short name
    P521
    relay application
    Line differential
    protection type
    Recloser ANSI code: 79
    Earth fault ANSI code: 50N/51N
    Phase undercurrent ANSI code: 37
    Undervoltage ANSI code: 27
    Overvoltage ANSI code: 59
    Negative sequence/unbalance ANSI code: 46
    Thermal overload protection ANSI code: 49RMS
    Underfrequency ANSI code: 81L
    Breaker failure ANSI code: 50BF
    Directional earth fault ANSI code: 67N
    Overfrequency ANSI code: 81O
    Directional phase overcurrent ANSI code: 67
    Overcurrent ANSI code: 50/51
    Neutral voltage displacement ANSI code: 59N
    number of inputs
    4 current input CT...X/5 A and X/1 A
    5 voltage
    5 discrete
    number of outputs
    8 discrete
    communication port protocol
    DNP3
    IEC 60870-5-103
    Modbus RTU
    Complementary
    [Us] rated supply voltage
    24...250 V DC 19.2…300 V
    48...250 V DC 38.4…300 V
    48...240 V AC 38.4…264 V
    network and machine diagnosis type
    Fault recording
    Event recording
    Disturbance recording15 s
    switchgear diagnosis type
    CT/VT supervision
    display type
    Backlit LCD: 2 lines of 16 characters
    discrete input voltage
    24...250 V DC 19.2 V standard variant
    48...250 V AC 19.2 V standard variant
    48...250 V DC 105 V further option
    48...250 V DC 77 V further option
    48...250 V DC 154 V further option
    48...240 V AC 105 V further option
    48...240 V AC 77 V further option
    48...240 V AC 154 V further option
    communication port support
    RS232
    RS485
    Environment
    height
    177 mm total:
    157.5 mm embedded:
    width
    103 mm
    depth
    270 mm total:
    240 mm embedded:
    device mounting
    Flush
  • Technical FAQs

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