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A new generation of VONSCH frequency converters, being developed as a replacement for the older UNIFREM

NEXIFREM brings updated hardware, higher control quality and an expanded set of communication options including Modbus TCP

The platform also accommodates IoT connectivity

Key features

Modular power range

From compact drives for small applications up to higher industrial ratings – one family, a unified control philosophy.

Modern hardware

New power design with up-to-date semiconductor components, an improved power-to-volume ratio and better thermal stability.

Advanced communication

Modbus TCP

Diagnostics and service

Richer local and remote diagnostics, clearly defined fault states and faster troubleshooting in operation.

IoT connectivity

Ready for wireless communication, mobile access and future digital services for remote device management.

UNIFREM / VQFREM successor

Gradually replaces the older platforms while preserving application know-how and compatibility with existing installations.

NEXIFREM 4Q – 4-quadrant drive with Active Front-End

The family also includes NEXIFREM 4Q

It uses a three-level ANPC

During regenerative operation it enables energy recovery back into the grid

Do you have an application suitable for NEXIFREM? Get in touch and we will provide details and parameters for your specific case.

Contact us Currently available UNIFREM converters can be found here: UNIFREM 400, 400M, 690.