Voltage Elements - GE 845 Instruction Manual

PROTECTION

Voltage Elements

Level 1
4–198
Figure 4-71: Voltage Elements Display Hierarchy
Device
System
Inputs
Group 1
Outputs
Group 2
Data Capture
Protection
Group 3
Monitoring
Group 4
Control
Group 5
FlexLogic
Group 6
Testing
Level 2 Level 3
Percent Differential
Transformer
Current
Voltage Data Capture
Power
Frequency
Level 4
845 TRANSFORMER PROTECTION SYSTEM – INSTRUCTION MANUAL
CHAPTER 4: SETPOINTS
Undervoltage Curves
Phase UV
Auxiliary UV
Phase OV
Auxiliary OV
Neutral OV
Neg Seq OV
Volts per Hertz
Level 5