Any good article on breaker testing (Megger ODEN AT)

[SecondGen]

Here are some guides covering several classes of circuit breaker from HV down to MCCB:

• Circuit Breaker Testing Guide

• 4 Critical Tests for Evaluating HV Circuit Breaker Performance

• 10 Critical Tests for New Power Circuit Breakers

• Primary vs. Secondary Injection Testing for Circuit Breakers

• Critical Maintenance for Molded Case Circuit Breakers

Hope this helps!