ELP 6 Protection of Parallel-connected Lines

Training contents:

• Protecting parallel-connected lines with different overcurrent time relays
• Parallel operation in the fault-free state
• Determining minimum response values for non-directional overcurrent time relays
• Determining directions of protection for directional overcurrent time relays
• Determining minimum response values for directional overcurrent time relays
• Time grading for overcurrent time relays
• Checking selectivity through combined overcurrent and directional measurements
• Networking protective relays