GE 850 - Frequency Elements

CHAPTER 6: PROTECTION SETPOINTS FREQUENCY ELEMENTS
850 FEEDER PROTECTION SYSTEM – INSTRUCTION MANUAL 6–137
Frequency Elements
Figure 6-60: Frequency Elements Display Hierarchy
Setpoints
Device
System
Inputs
Outputs
Protection
Monitoring
Control
FlexLogic
Data Capture
Power
Frequency
Voltage
Current
Overfrequency
Fast Underfrequency
Frequency Rate of Change
Level 1 Level 2 Level 3 Level 4 Level 5
Group 1
Group 2
Group 3
Group 4
Group 5
Group 6
Underfrequency
Testing