Equipment Manager - GE D90 Plus Instruction Manual

D90
Chapter 9: Equipment manager
Overview of the equipment manager
NOTE:
PLUS
D90 LINE DISTANCE PROTECTION SYSTEM – INSTRUCTION MANUAL
Plus
Line Distance Protection System

Equipment manager

A program for equipment monitoring can result in extended equipment life, improved
system reliability, and increased equipment availability. Furthermore, effective equipment
monitoring allows maintenance to be targeted towards the equipment in the greatest
Plus
need. The D90 provides a variety of measurements and alarms that can be used to
monitor the condition of the DC battery.
Plus
The D90 equipment manager is broken down into six functions according to the
specific equipment sub-system.
• Breaker arcing.
• Breaker timing.
• Coil signature.
• Breaker insulation.
• Breaker auxiliaries.
• Battery monitor.
Only the battery monitor and breaker arcing features are supported in the current version
Plus
of the D90 .
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