Helios TSW 11 Transformer Fan Speed controller 1ph

THE TSW 11 IS OBSOLETE AND CAN BE REPLACED WITH THE TSW MCB.

Five step Transformer speed controller for speed controlling of 1 ph. Alternating current fans.

Suitable for power control of all speed controllable 1 ph. Alternating fans.

Four secondary voltages stepped in 80÷100÷130÷170 and 230 V (full mains voltage)
Allow to control 5 fan speeds.

A number of different fans can be connected to one controller up to its nominal load.

Available in
3 – 5 — 7.5 – 10 – 11 – 14 amps

Advantages

Good cost effectiveness
Reliable
Low loss and low noise fan operation
TSW Models with full power output for connection with the signal lamp or shutter.

Design for surface mounting units

Robust ISO casing, light grey, made of impact resistant polymer. Protection to IP 54
Built-in operating switch for five speed steps and on/​off function.
Operation display via control lamp
Fully impregnated transformers T 40 E.
Conforms to DIN VDE 0550.
Max. Permitted ambient temperature +40 °C
Delivered ready for installation, simple connection to terminal block.

Design for built-in transformers

Built-up terminal block for five voltage outputs.
Attached fixing brackets for simple fixture
Fully impregnated transformers T 40 E.

The Helios TSW Transformer fan speed controller range can be used with any manufacturers fans / motors which are single phase and suitable for speed control including

• Vent Axia
• Ziehl Abegg
• Elta
• Helios
• Solar and Palau
• Nuaire

Not sure if your fan is suitable? just ask and we can check for you