Areva MiCOM P921 - Page 60

P92x/EN TD/E11 Technical Guide
Technical Data
Page 14/30 MiCOM P921-P922-P923
3.2.4 Definite time delay characteristics
Setting Range Step Size
tV> 0 – 599s 0.01s
tV>> 0 – 599s 0.01s
tV>>> 0 – 599s 0.01s
3.2.5 Hysteresis
Setting Range Step Size
Hysteresis 0.95 – 0.98 0.01s
NOTE : this range is a percentage value of the pickup value of the
overvoltage elements (see paragraph 9.3 Protection accuracy)