Schneider Electric ATV61HU15N4Schneider Electric ATV61HU15N4 The Altivar 61 series ATV61HU15N4 from Schneider Electric is a dependable variable speed drive. This strong drive guarantees efficient motor control and was made especially for pumping and ventilation applications. Technical Specifications: With a range of 15% to +10%, the ATV61HU15N4 can run on voltages between 380 and 480V. A 1. 5 kW 2 HP motor requires a nominal line current of 5. 8 A, while a 5. 3 A motor requires