9.12 PHASE IOC HIGH SETTING ELEMENT (50P)
9 RELAY COMMISSIONING
9.12PHASE IOC HIGH SETTING ELEMENT (50P)
Enable only 50P element.
Set its time delay and pickup to the minimum possible
With 0.9 times the pickup current the relay should not trip.
With 1.1 times the pickup current the relay should trip within 60 ms.
The test should be carried out for phases A, B and C.
9
9-12
MIGII Digital Protection for Electrical Machines
GEK-113188A