26
PSERC
Automated Analysis of CBM Data
-------------Expert System Log--------------
The record indicates an opening operation!
 R1: Breaker opens!
 R30: Trip coil current dip delayed!
 R75: Travel time reduced!
 R77: Trip latch maladjustment!
---Maintenance & Repair Information---
Check trip assembly for binding.  It may require some adjustment.
Abnormal Input Signal
Output Event Report
Phase
Current A
TC
A
B