1. Using the drum brake, advanced technology, easy to adjust and maintain. 2. Motor with outer rotor structure. 3. Strong overload capacity. 4. Low temperature rising. 5. Free of maintenance bearing. Capacity: 250kg ~ 1600kg. Speed: 0.4m/s ~ 2.5m/s. Standard: iso9001 / ccc / ce. Productivity: 50, 000 sets / year. Diameter of traction sheave: 200-400mm. Diameter of wire rope: 8-10mm. Lifting height: rated speed*45m. Maximum axle load: 10000kg. Brake voltage: ac 110v. Poles of motor: 20. Brake: drum brake Website: http://www.Gd-hepu.Com