VFAS1-4220PL – Toshiba frequency inverter VF-AS1 general purpose series

VF-AS1 series frequency inverter is specially designed to solve complex functional tasks with high requirements for dynamics. 

 

• The output frequency range from 0.01 Hz to 500 Hz (optionally up to 1000 Hz)
• Accuracy of output frequency up to 0.01%
• Overcurrent 150% – 60 secs; 165% – 2 seconds
• Operating Temperature -10 … + 60 ° C
• The inverter capable of accurately controlling the speed or engine torque
• The engine management system in a mode of constant and variable torque, V / f characteristic curve with the task 5 points, automatic torque boost, two kinds of sensorless vector speed control and engine torque (basic and precision), vector speed control or torque speed sensor
• Features increase starting torque by more than 200%, keep the engine torque mode avtopodhvat rotating motor, a regenerative mode when the short-term power failure, auto-tuning, including at work, self-education mode when working with hoisting machines, special power-saving mode (output current decrease with decreasing engine load) 4 toggles the setting for various engines, 4 switchable sets of acceleration time and deceleration, 4 switchable tuning motor control mode
• Integrated programmable logic controller (PLC)
• PID controller to control the continuity and reliability of the sensor signal, the time delay and correction function of oscillation
• Built-in EMC filter and DC reactor (18.5 kW)
• Built-in dynamic braking (in models up to 160 kW inclusive)
• Built-in RS-485 port (supports Modbus-RTU protocol). Optional DeviceNet, Profibus, CC-Link
• Optional – additional expansion cards