Three-Phase Elevator Variable Frequency Drive (VFD), 15 kW

Drive (inverter) protection against overcurrent Drive (inverter) protection against external short circuit Inverter (drive) shutdown when the DC bus voltage exceeds the permissible limit Inverter (drive) shutdown when the DC bus voltage drops below the permissible limit Drive current limiting in case of excessive heatsink temperature rise Motor protection against excessive overspeed Disconnection of inverter outputs when the Base Block is interrupted Position control and DC current injection at the start and end of motion Storage of total power-on time and the number of drive command operations Separate adjustment of acceleration and deceleration ramps and S-curve profile Detection of torque increase and decrease, and torque compensation Accurate estimation of motor slip in open-loop control mode and precise adjustment of output frequency and voltage Automatic calculation of motor parameters in static mode Two configurable digital outputs Selection of different parameter displays on the inverter main screen Six programmable digital inputs Modbus communication support