Vertical Crane Gearbox VK-350, VK-475, VK-550 for Lifting Applications

Special crane cylindrical three-stage gearboxes type VK are designed for use in drives of travelling mechanisms of hoisting cranes. Gearboxes are designed for operation in macroclimatic regions with moderate (climatic version U). U) , dry and humid tropical (T) climate, placement category 2 according to GOST 15150. Cylindrical vertical crane gearboxes of VK type are designed for use in the following environments conditions: Shaft rotation in both directions; Ambient temperature from -40°C to +50°C; Non-aggressive environment, moderate dustiness and humidity; Rotational speed of the high-speed shaft not exceeding 1000 rpm. Unit designation VK-350-31,5-23-U3, where VK - gearbox type; 350 - total centre-to-centre distance; 31,5 - gear ratio; 23 - assembly scheme; U3 - climatic execution and placement category according to GOST 15150-69.