Delta VFD-B Series General Purpose AC Drive 0.75-75 kW 230/460 V (Legacy)

Delta VFD-B Series — General-Purpose AC Drive (Legacy)

Lifecycle status: Legacy. Delta has positioned the C2000 / C2000 Plus series as the successor for new projects. The VFD-B remains in production primarily for direct service replacement on existing machinery — please consider C2000 Plus or MS300 for new installations.

The VFD-B is a NEMA1 sensorless open/closed-loop vector AC drive that was a general-purpose workhorse across many industries before the C2000 platform took over.

Technical specifications

• Power range: 0.75 kW to 75 kW
• Voltage: 3-phase 230 V and 380-480 V
• Output frequency: 0.1 - 400 Hz
• Control: Adjustable V/F + sensorless open and closed-loop vector
• Master/Aux + 1/2 frequency reference
• Communication: Modbus RTU; PROFIBUS, DeviceNet, LonWorks optional
• Protection: NEMA1 (IP20+kit)

Applications (service replacement)

General industrial machinery, conveyors, mixers, machine tools — typically replaced in-place on legacy installations.

For new projects: consider C2000 Plus, MS300, ME300. Authorized distributor in Azerbaijan: AvtomatikaAZ MMC.