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

2.7 MEASUREMENT AND SELF-TEST

2 PRODUCT DESCRIPTION
2.7MEASUREMENT AND SELF-TEST

2.7.1 MEASUREMENT

MIB provides actual values for differential currents. Accuracy is 1% at nominal current, and 3% in the complete range.

2.7.2 SELF-TEST

Self-monitoring tests are carried out both when the unit is started up and during normal operation. Any internal problem
2
detected by the self-monitoring function will issue an alarm and the READY output contact will be released, indicating an
out of service condition.
2-14 MIB High Impedance Bus Differntial Relay GEK-106426B