A TRV (Transient Recovery Voltage) frequency-modulation device adjusts circuit parameters to change the amplitude, frequency and rate-of-rise of the transient recovery voltage, making the TRV of the synthetic test circuit closer to actual operating conditions and meeting the test standard requirements of circuit breakers at various voltage levels.
Sichuan Mianzhu Xinan Electrotechnical Equipment Co., Ltd. Sichuan Mianzhu Xinan Electrotechnical Equipment Co., Ltd. wa…