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The device of group selective protection against earth faults in networks 6 (10) kV (GSPAG-2)

Sector: Electrical Equipment
Price: Contract Price
Minimum Order: 1
Full Product Information:
The device performs the following functions: - the function of the general protection against EPZ on cable lines (КЛ) 6 (10) kV, powered from the busbar of the substation and equipped with residual current transformers (ТТНП), with the action to disconnect the line breaker or to the signal; - the function of the protection blocking at external EPZ (in the 6 (10) kV network electrically connected to the protected one) or disconnection of the input switch of the bus section and the issuance of information on such damage; - the protection is triggered after a period of time from 20 ms and higher after the occurrence of the SPZ.

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