15
4
Protection functions
16
Earth fault external toroid
16
Protection against earth fault (51N)
16
Selection of threshold Io> value
16
Selection of type of Io> curve
17
Selection of to> trip time
17
Protection against instantaneous or delayed earth fault (50N)
18
Selection of Io>> threshold value
18
Selection of to>> trip time
18
Rated and setting currents
19
PR512/P (50-51-50N-51N) UNIT
Содержание PR512
Страница 1: ...Medium Voltage Products PR512 Microprocessor based self supplied protection relays ...
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