Lifting-Door Chain Reverse Unit VK 14 Chain reverse unit with drive capability. Ball bearing mounted sprocket for high loads. Possibility of connecting mechanical drive elements (see Comprehensive Catalogue) via Coupling Housing or Adapter Plates. For wide lifting doors, use of a Synchronising Shaft between the Chain Reverse Units is recommended.The lifting-door system from item is a modular solution that adapts to suit the specific requirements for a system. Your sales partner will design a customised configuration that meets your needs, which can be delivered to you either as complete, ready-to-install lifting doors or construction kits. The lifting-door system comprises vertical lifting guides, door hanging system, counterweight, drive and arrester mechanism. The lifting door is constructed to suit the user’s needs from a frame made using Line 6 Profiles which encloses any chosen panel element. Lifting doors should be a maximum of 2 m wide and not weigh more than 35 kg in total. To ensure smooth operation, the lifting door uses a chain and counterweight. This runs entirely within the stand profile, thus ensuring there is no risk of injury from moving parts. An arrester mechanism halts the lifting door if it inadvertently falls. The Chain Reverse Units are designed to permit the lifting door to be driven automatically.Lifting-door system with circulating chain A special design for ensuring precise movement of lifting door and counterweight. The motor can drive the lifting door at any Chain Reverse Unit. Where motors are fitted with brakes, a counterweight is not needed.
