NETA ETT Level 3 Practice Questions - NETA ETT Level 3 Certified Electrical Testing Technician Exam

A microprocessor-based relay such as the SEL-751 is tested through:

Injecting current into the CT primaries only Secondary injection via the relay's terminal block, using a modern three-phase test set and comparing measured pickup, timing, and output contact status to settings Visual inspection only Temperature soak testing

Correct Answer:

Secondary injection via the relay's terminal block, using a modern three-phase test set and comparing measured pickup, timing, and output contact status to settings

Access more questions from this quiz

Continue to NETA ETT Level 3 Practice Questions - NETA ETT Level 3 Certified Electrical Testing Technician Exam for more practice questions and the full quiz experience.

Access More Questions