5-stage transformer for speed adjustment. For controlling AC fans. With operating indicator light. Additional switching contact (230 V) e.g. B. for controlling a flap.Article: TRE 0.4-2, Voltage type: alternating current, Rated voltage: 230 V, Mains frequency: 50 Hz / 60 Hz, Rated power: 72 W, Maximum load: 0.4 A, Protection class: IP 54, Secondary voltage: 85 V / 115 V / 150 V / 180 V / 230 V, Installation type: surface-mounted, Housing material: plastic, Color: light gray, similar to RAL 7035, Weight: 1.445 kg, Weight with packaging: 1.96 kg, Width: 195 mm, Height: 148 mm, Depth: 175 mm, Width with packaging: 235 mm, Height with packaging: 235 mm, Depth with packaging: 195 mm, Ambient temperature: 0 °C to 40 °C, Suitable for box fans: no, Suitable for roof fans: yes, Suitable for Duct fan: yes, Suitable for heat recovery systems: no, Suitable for wall-mounted fans: yes, Suitable for wall-mounted fans: yes, Suitable for built-in wall fans: yes, Suitable for residential fans: yes, Suitable for centrifugal fans: no, Suitable for circulation fans: no
| Property | Value |
| Height: | 148 mm |
| Width: | 195 mm |
| Depth: | 175 mm |
| Primary voltage 1: | 0 to 230 V |
| Secondary voltage 1: | 0 to 85 V |
| Protection class (IP): | IP54 |
| Secondary voltage 2: | 0 to 115 V |
| Secondary voltage 3: | 0 to 150 V |
| Secondary voltage 4: | 0 to 180 V |
| Secondary voltage 5: | 0 to 230 V |
| Designed as an isolating transformer: | no |
| Designed as a safety transformer: | no |
| Designed as an economy transformer: | no |
