STU 779 400-460V // 2x115 - 1x230V

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Trafa STU 779 Control Transformer | 400-460V to 2x115/1x230V

The Trafa STU 779 is a high-quality single-phase control transformer designed for industrial applications requiring maximum reliability and safety. This specific model is engineered to convert a primary voltage of 400-460V to a flexible secondary output of 2x115V or 1x230V.

Technical Specifications

  • Model: STU 779

  • Primary Voltage: 400V - 460V

  • Secondary Voltage: 2x115V (can be configured as 1x230V)

  • Safety: Equipped with separated windings and a static shield as standard to minimize electrical interference.

  • Efficiency: Designed for 50/60 Hz operation with Insulation Class E.

  • Environment: Rated for ambient temperatures up to 45 ºC.

Why Order the STU 779 from detransformatorspecialist.nl?

  • Genuine Trafa Quality: We provide original Trafa components known for their long service life and robust construction.

  • Immediate Availability: This standard STU model is available directly from stock, ensuring fast delivery for your project.

  • Maritime Ready: Like all STU series transformers, the STU 779 can be supplied with Lloyd’s Register approval upon request.

Need technical support? At detransformatorspecialist.nl, we can help you with the correct wiring configuration for your 2x115V or 230V requirements.