... structure: volume equivalent to 70% of the same power inverter. ◆ Low speed precision machining: with excellent low frequency and ... motor load. Upon the zero-crossing switching of the motor (forward/reverse switching), the current has no phase mutation ... Panasonic, HYUNDAI, LS/LG Key Words / Main Products: frequency inverter, AC Drives, frequency converters, frequency changers, adjustable speed drives ...