CHAPTER 9: FLEXLOGIC AND OTHER SETPOINTS TESTING
850 FEEDER PROTECTION SYSTEM – INSTRUCTION MANUAL 9–25
Testing
Figure 9-8: Testing Display Hierarchy
Path: Setpoints > Testing
•Simulation
•Test LEDs
•Contact Inputs
• Output Relays
The 8 Series can simulate current and voltage inputs when the Simulation feature is
enabled. Other test operations are also possible such as the LED lamp test of each color,
contact input states and testing of output relays.
Pre-Fault
Setpoints
Device
System
Inputs
Outputs
Protection
Monitoring
Control
FlexLogic
Level 1 Level 2 Level 3 Level 4
Setup
Testing
Simulation
Test LEDs
Contact Inputs
Output Relays
Fault
Post-Fault
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