Altivar™ ATV212 Variable Speed Drives Schneider Electric Altivar™ ATV212 Variable Speed Drives (VSDs) offer a reliable and energy-efficient solution specifically designed for HVAC applications in buildings. These applications include fans (air handling units, condenser fans, and exhaust fans), pumps (pressure booster pumps and circulation pumps), and compressors (air conditioners, chillers, and heat pumps). The Schneider Electric Altivar ATV212 VSDs are AHRI-certified and are designed for 3-phase asynchronous motors from 0.75kW to 75kW.