The HELIOS TSSD 4 speed control transformer is a high-quality electronic accessory specifically designed for use in control cabinets. This transformer enables precise speed control of 3-phase devices and is ideal for connection to voltage-regulated, explosion-proof channel and RD roof fans. The TSSD 4 is equipped with two built-in transformers that allow for a V-connection and features terminals for five voltage taps. This provides flexible adaptation to various voltage requirements, making the transformer versatile. With a rated current of 4 A and a frequency of 50/60 Hz, the HELIOS TSSD 4 is both powerful and reliable. Its compact design facilitates installation in control cabinets, while the robust construction ensures a long service life.

• Two built-in transformers for V-connection
• Terminals for five voltage taps (0/80/115/140/200/280/400 volts)
• Suitable for voltage-regulated, explosion-proof fans
• Rated current of 4 A for reliable performance
• Compact design for easy installation in control cabinets.