Features: V/f characteristic control, open loop vector control (150% starting torque at 1Hz), safety stop and fire mode, digital keypad with speed potentiometer, removable control unit, maximum rotating field frequency 650Hz, brake chopper integrated, protection class IP66, integrated mains switch, mains filter integrated, Modbus RTU integrated, fan controllable. Function: Control and setpoint setting via terminals, operating unit and bus systems, PWM clock frequency 1 - 16kHz, integrated PLC function, potential-free control and signal contacts, 150% overload for 60s, PID controller integrated. Preferred applications: All applications where your machine is exposed to harsh environmental conditions. The IP66 housing offers complete protection against dust, touch, and strong jets of water.