5-step switch for 5-step transformers TRE...S-2 and TR...S-2. For front mounting in the control cabinet. ESS: Accessories for AC fans. DSS: Accessories for three-phase fans.Article: ESS 20, Voltage type: Alternating current, Rated voltage: 230 V, Mains frequency: 50 Hz / 60 Hz, Maximum load: 20 A, Protection class: IP 00, Installation type: Control cabinet, Weight: 0.157 kg, Weight with packaging: 0.19 kg, Width: 72 mm, Height: 72 mm, Depth: 81 mm, Width with packaging: 95 mm, Height with packaging: 85 mm, Depth with packaging: 85 mm, Ambient temperature: 0 °C to 40 °C, Suitable for box fans: no, Suitable for roof fans: yes, Suitable for pipe fans: yes, Suitable for heat recovery systems: no, Suitable for wall-mounted fans: no, Suitable for wall-mounted fans: yes, Suitable for residential fans: no, Suitable for centrifugal fans: no, Suitable for circulation fans: no
| Property | Value |
| Rated continuous current Iu: | 20 A |
| Protection class (IP), front: | IP00 |
| Max. rated operating voltage Ue at AC: | 230 V |
| Device design: | Built-in device |
| Suitable for front mounting: | yes |
