11
3
Protection functions
12
Protection against overcurrent (51)
12
Selection of threshold I> value
12
Selection of type of I> curve
12
Selection of t> trip time
13
Protection against instantaneous or delayed short-circuit (50)
13
Selection of I>> threshold value
13
Selection of t>> trip time
14
Rated and setting currents
14
PR512/P UNIT (50-51)
Summary of Contents for PR512
Page 1: ...Medium Voltage Products PR512 Microprocessor based self supplied protection relays ...
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Page 4: ...2 ...
Page 22: ...20 ...
Page 33: ...31 7 Dimensions and fixing 32 OVERALL DIMENSIONS ...
Page 42: ...40 ...
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