EFD
Drive unit for fire-resistant roller shutters, type EFD
The drive unit is a ready-to-use assembly that ensures a fire-resistant roller shutter closes automatically, without power, in the event of a fire. It consists of a gearbox with a 230/400 V, 50 Hz three-phase AC motor, a built-in mechanical centrifugal brake and a 24 V safety brake. The digital limit switch provides the link to the associated control system.
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1. Type
2. Torque
3. Speed
4. Limit range
5. Motor power
6. Voltage
7. Frequency
8. Amperage
9. Fusing
10. Rating
11. Protection
12. Weight
13. Noise level in dB(A)
14. Weight of the gate
15. Chain wheel
16. Speed
17. Limit rang (larger limit range upon request)
(limit switch for longer lengths on request)
18. Pushing power
19. Control voltage
20. Mounting plate and protection hood
21. Initial lifting speed 20% friction included
22. Dimension of gate
23. Opening time
24. Width of wing max
25. Opening angle
26. Transformer
27. Dimensions and design subject to modifications
| Type | Nm | Min⁻¹ | U | kW | V | Hz | IA | A | ID | IP | Kg | dB(A) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| EFD 200 | 200 | 20 | 28 | 0,25 | 230/400 | 50 | 1,7/1,0 | 4/4 | S1 | 44 | 37 | <70 |
| EFD 500 | 500 | 20 | 28 | 0,55 | 230/400 | 50 | 3,0/1,7 | 6/4 | S1 | 44 | 52 | <70 |
| EFD 900 | 900 | 20 | 28 | 1,10 | 230/400 | 50 | 5,5/3,2 | 10/6 | S1 | 44 | 77 | <70 |
ROLLER DOORS
ACCESSORIES