Measurement And Self-Test; Self-Test - GE Multilin MIGII Instruction Manual

2.13 MEASUREMENT AND SELF-TEST

2 PRODUCT DESCRIPTION
2.13MEASUREMENT AND SELF-TEST 2.13.1 MEASUREMENT
MIGII provides actual values for phase and ground currents and Thermal Image. Accuracy is 1% of injected current at rated
current, and 3% of injected current in the complete range.

2.13.2 SELF-TEST

2
Self-monitoring tests are carried out both when the unit is started up and during normal operation. Any internal problem
detected by the self-monitoring function will issue an alarm and the READY output contact will be released, indicating an
out of service condition.
2-18 MIGII Digital Protection for Electrical Machines GEK-113188A