GE T60 Instruction Manual page 440
Ur series
transformer protection system
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Also See for T60:
- Instruction manual (772 pages) ,
- Communications manual (532 pages) ,
- Instruction manual (698 pages)
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5.7 CONTROL ELEMENTS
•
BKR 1 ARC AMP DELAY: This setting is used to program the delay interval between the time the tripping sequence is
initiated and the time the breaker contacts are expected to part, starting the integration of the measured current.
•
BKR 1 ARC AMP LIMIT: Selects the threshold value above which the output operand is set.
5
5-294
Breaker
Contacts
Initiate
Part
Programmable
Start Delay
Start
Integration
Figure 5–148: ARCING CURRENT MEASUREMENT
T60 Transformer Protection System
Arc
Extinguished
Total Area =
Breaker
Arcing
Current
(kA·cycle)
100 ms
Stop
Integration
5 SETTINGS
GE Multilin
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