Global (English)
Welcome to the Schneider Electric corporate Website

ENGLISH | FRENCH

You can choose another country to view available products or go to our Global website for company information.

Choose your country or region
Schneider Electric P521------2--- Image

View all MiCOM P521

P521------2---

Schneider Electric P521------2--- Image
View all MiCOM P521
P521------2---

MiCOM P521 - Feeder differential protection relay - 30 TE - Standard display

Show more characteristics >
Add to My Products Remove from My Products
The maximum number of products that can be compared is 4

  • Main
    range of product
    MiCOM P521
    device short name
    P521
    relay application
    Line differential
    protection type
    Breaker failure 50BF
    Earth fault 50N/51N
    Negative sequence/unbalance 46
    Phase undercurrent 37
    Recloser 79
    Overcurrent 50/51
    Undervoltage 27
    Overvoltage 59
    Neutral voltage displacement 59N
    Underfrequency 81L
    Directional earth fault 67N
    Overfrequency 81O
    Directional phase overcurrent 67
    Thermal overload protection 49RMS
    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
    IEC 60870-5-103
    DNP3
    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 recording 15 s
    switchgear diagnosis type
    CT/VT supervision
    display type
    Backlit LCD 2 lines of 16 characters
    discrete input voltage
    24...250 V DC (Threshold : 19.2 V (Threshold : standard variant)
    48...250 V AC (Threshold : 19.2 V (Threshold : standard variant)
    48...250 V DC (Threshold : 105 V (Threshold : further option)
    48...250 V DC (Threshold : 77 V (Threshold : further option)
    48...250 V DC (Threshold : 154 V (Threshold : further option)
    48...240 V AC (Threshold : 105 V (Threshold : further option)
    48...240 V AC (Threshold : 77 V (Threshold : further option)
    48...240 V AC (Threshold : 154 V (Threshold : further option)
    communication port support
    RS485
    RS232
    Environment
    height
    177 mm total
    156 mm embedded
    width
    155 mm
    depth
    249.6 mm total
    223 mm embedded
    device mounting
    Flush
  • Technical FAQs

    No results found.
    Unfortunately, related FAQs are unavailable due to temporary technical issues. Please try again later.
Compare products: /