Sensorless Open and Closed Loop Vector AC Drive. The VFD-B series represents Delta's NEMA1 general purpose AC drive. The VFD-B series drive is rated to provide constant torque, featuring open and closed loop vector control. Delta offers an optional 2000 Hz high speed output that can be factory programmed at the customer's request.
Air conditioners for large buildings; woodcarving machine; punching machine; wastewater treatment systems; crane drive and swivel; washing machine; vertical stamping machines; compressor; elevator; escalator; circular loom; flat knitting machine; pasta machine; four-sided woodworking planer, etc.
‧Output frequency 0.1 ~ 400 Hz ‧Adjustable V/f curve and vector control ‧Master/Auxiliary and 1st / 2nd frequency source selectable ‧16-step speed control and 15-step preset speed process control ‧Built-in PID feedback control ‧Auto torque boost & slip compensation ‧Built-in MODBUS communication, baud rate up to 38400 bps ‧Support communication module (DN-02, LN-01, PD-01)
Variable Torque AC Drive. Specifically designed for medium and high horsepower fan and pump applications. The F series offers an adjustable V/F curve and automatic voltage regulation. It also offers the capability of connecting and running consecutively four motors. A set of motors consisting of 1 variable-speed motor and 3 constant-speed motors is allowable.
Air conditioner for large buildings; wastewater treatment system; water supply system for large buildings; public water supply system, etc.
‧Output frequency 0.1 ~ 120 Hz ‧Adjustable V/f curve ‧16-step speed control and 15-step preset speed process control ‧Built-in PID feedback control ‧Time/fix amount circulation control ‧Built-in MODBUS communication, baud rate up to 38400 bps ‧Support communication module (DN-02, LN-01, PD-01)
Flux Vector/Torque Control AC Drive. Offering V/F, Open Loop, Closed Loop and high speed control options. All VFD-V series drives are constant and variable torque rated. This NEMA 1rated flux vector drive is capable of 0-3000Hz in V/F mode, and offers rapid response, pinpoint servo position control and speed adjustment.
Woodcarving machine; crane hoisting; drilling machine; CNC lathe; tooling machine; middle/low-speed passenger elevator; PCB routing machine, etc.
‧Power Range: 230V 3-phase: 1~50HP; 460V 3-phase: 1~100HP ‧Sensorless vector control with speed control range 1:100 ‧PG closed loop control with speed control range 1:1000 ‧Output frequency range is 0~600Hz ‧Adjustable V/f curve ‧Automatic torque boost and slip compensation ‧16-step preset speed control and 15-step PLC operation ‧Built-in PID feedback control with Sleep/Wake function ‧Optional PG encoder card for speed feedback and positioning ‧4 sets of accel/decel time selections and independent accel/decal S-curve settings ‧Specific process control and energy saving operation for fan and pump application ‧Built-in communication interface RS-485 Modbus (RJ11) ‧Auto-tuning and FOC (field oriented vector control)