DELTA VFD-B SERIES INVERTERS

             

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 constant torque rated featuring open and closed loop vector control, and offers an optional 2000hz high speed output that can be factory programmed at the customer's request.

Features                

• Output frequency from 0.1~400Hz

• 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 and PG encoder feedback

• 4 sets acceleration/de acceleration. time selection, independent accel./de accel. S-curve settings

• Specific process control and energy saving operation for fan and pump application

• Built-in communication interface RS-485 (RJ11)

• Auto-tuning & general vector control

• Sleep / Wake function

• Master/Auxiliary and 1st/2nd frequency source selection

• Source of 1st/2nd operation command selection

• Detachable keypad
   

Model Range

• 230V 1-phase: 1~3hp / 0.75 up to 2.2kW

• 230V 3-phase: 1~50hp / 0.75 up to 37kW

• 460V 3-phase: 1~100hp / 0.75 up to 75kW

• 575V 3-phase: 1~100hp / 0.75 up to 75kW

Potential Applications

Air conditioner for large buildings, woodcarving machine, punching machine, wastewater treatment system, crane drive and swivel, washing machine, vertical stamping machines, compressor, elevator, escalator, circular loom, flat knitting machine, pasta machine, four-sided woodworking planer, etc.
 

Specifications

VFD-B Brochure pdf (2.57mb)               VFD-B Brochure ZIP (2.50Mb)