Testing - GE 845 Instruction Manual

TESTING

Testing
4–354
To configure the pickup setpoint for a total arcing current of 5000kA
pickup value can be calculated as follows:
2
Pickup = 5000kA *cycle/2000 kA
Figure 4-141: 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.
2
*cycle = 2.500 pu
845 TRANSFORMER PROTECTION SYSTEM – INSTRUCTION MANUAL
CHAPTER 4: SETPOINTS
2
/cycle, the per-unit