Variable frequency drives convert ac power to dc and then reshape that current to control ac motors. All types control speed by varying current frequency, but one subtype — flux vector drives — uses ...

Unidrive SP includes an encoder-equipped ac induction motor that accurately controls speed and position for a wide range of loads. G7 ac drive features 480-V 3-level inverter architecture to eliminate ...

Insistent demand for energy-saving industrial and home appliances has recently escalated because of energy and environmental matter and the necessity to comply with new energy consumption regulations.

S-series variable-frequency AC drives feature Space Vector PWM technology (SVPWM) for improved efficiency and extended motor life. The drives have high base carrier frequencies (15kHz) for quiet ...

The Durapulse GS20 Series of next generation high-performance variable frequency drives provides many standard and advanced functions in a compact reduced size unit. The new GS20X series of AC drives ...