Feb. 7, 2024 — Vacuum Interrupters, a leading manufacturer of replacement vacuum interrupters, pole assemblies, parts, and components for medium-voltage vacuum circuit breakers and contactors, introduces the CBT-1203 circuit breaker timer test set.
The CBT-1203 is an accurate, portable, and easy-to-use tool confirms proper breaker speed and clearing times as part of a maintenance program or arc-flash validation study, performing three-phase timing tests, charges spring-charged circuit breakers, opens/trips and closes breakers, and captures and stores millisecond trip and close times and duration of contact bounce.