... 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 ... source inside: The maximum output current, 10A. Additional AC contactor is needed if the current over 10A; voltage output range, ...