Tutorial Title: "ETAP for Protection Coordination – From TCC Curves to Relay Settings"
Platform: Engineering continuing education provider
Length: 6 hours (self-paced)
What worked:
What didn't:
Final grade: 8.5/10 – Worth the $150 if your role involves protection studies.
| Problem | Likely Cause | Solution | |---------|--------------|----------| | Load flow not converging | No swing bus or infinite bus | Assign a generator or utility as swing | | Zero fault current | Breaker or cable open | Check status (closed / open) in element properties | | Very high losses | Wrong cable resistance unit (ohm/km vs ohm/1000ft) | Verify library units | | Motor fails to start | Insufficient bus voltage during start | Add capacitor bank or reduce starting current | etap tutorial
When a large motor starts, voltage dips. ETAP can simulate the starting torque, current inrush (6-8x nominal), and verify that the motor doesn't stall or overload the generator.
Overall Rating: 4.6/5
Target Audience: Electrical power engineers, graduate students, protection & control specialists, renewable energy integrators.
Prerequisites: Basic understanding of power system components (transformers, cables, breakers, relays) and per-unit system. Tutorial Title: "ETAP for Protection Coordination – From
This calculates the maximum fault current a breaker must interrupt.
Most ETAP tutorials (whether official certification courses or third-party guides) follow a linear progression known as the ETAP Workflow. What didn't: