The ATV212HD11N4 is a 3-phase Variable Speed AC Motor Driver. The Altivar 212 drive is intended for use with three-phase asynchronous motors for variable torque pump and fan applications. Includes 3 logic inputs, 2 analog inputs, 1 analog output and 2 relay outputs (with 1NO and 1NO/NC contacts), integrated 4 digit, 7 segment LED display with 7 button keypad, as well as RJ45 Modbus™ port, plus a 4 screw removable terminal block for software selectable BACnet, Modbus, METASYS N2 or APOGEE P1 communication protocols. Due to its eco-energy based design, energy savings of up to 70% can be achieved compared to a traditional control system.