The 5-step transformer TRE 3.3-2 from Maico is a versatile device for precise speed adjustment of alternating current fans. It allows for flexible control of fan speed and is equipped with an operational indicator light that shows the operating status. The transformer also features a switch contact that can be used, for example, to control a damper. With a rated power of 594 W and a maximum load of 3.3 A, it is suitable for various applications. The transformer is designed for surface mounting and offers a protection rating of IP 54, which protects it from dust and splashes. The secondary voltage can be adjusted in five steps from 85 V to 230 V, ensuring high flexibility in application.

• Operational indicator light to display the operating status
• Additional switch contact for external controls
• Five adjustable secondary voltages from 85 V to 230 V
• Protection rating IP 54 for increased safety
• Suitable for surface mounting.