... to 6 gaps of circuit breaker simultaneously Model CBT-V has very powerful software function, together with CBT-V hardware can ... the gap wave form, bouncing amplitude, bounce ,over-travel,-Be able to test circuit breaker mechanical characteristics such as asynchronism, opening & ... Travel precision, 0.05%-Travel resolution, 0.1mm-Coil current waveform of sampling frequency, 40KHz-Sampling precision, ≤0.1 ...