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Thytronic

SME70-O (RGDAT OUTDOOR)

Secondary MV protection

SME70-O fault detection system is designed in conformity with the ENEL GSTP001 specification; it is installed in outdoor application in order to provide local and remote signalling of short circuit and earth faults that may occur in MV distribution networks. SME70-O quickly  locates the line section affected by the fault thus reducing power outage.


FUNCTIONS


STANDARD PROTECTIVE & CONTROL ELEMENTS

  • Positive Sequence Undervoltage - 27V1
  • Phase overcurrent side H and side L - 50/51
  • Maximum Residual Overcurrent - 50N/51N(1)
  • Negative sequence overvoltage - 59V2
  • Ground directional overcurrent - 67N
  • Overvoltage - 59
  • Residual Overvoltage - 59N

COMMUNICATION FUNCTIONS

  • Modbus RTU RS232 protocol

DOWNLOADS

SME70 Manual
Installation guide SME70