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

The Duval Triangle method of DGA interpretation uses the relative amounts of:

CO2, O2, and N2 CH4 (methane), C2H4 (ethylene), and C2H2 (acetylene) H2, CO, and CO2 Only acetylene

Correct Answer:

CH4 (methane), C2H4 (ethylene), and C2H2 (acetylene)

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