Windingdrum for sliding system S4. Max. cable diameter: 6 mm. Max. door weight: 900 kg per pair. Max. drum diameter: 350 mm. Max. lift height: 7200 mm with 2 safety windings; 8540 mm with 1/2 safety winding. Spring calculation as for 1350-28. Right (black) and left (red) couple.
Packing: 1 – Weight: 8,723 kg per pair.