Upgrading 20PM tram transmission

20PML tram transmission

• designed with the use of state-of-art computer software that ensures the highest quality

• developed an innovative labyrinth sealing system that made it possible to completely eliminate rubber sealings, a weak point of competitive designs

• substantial increase in mileages between repairs, reducing at the same time the modernization costs 

• mileages between repairs at the level of 200 000 km

• increased faultlessness thanks to the application of high-class conic bearings and a system keeping constant oil level in the bearings even at longer stoppages

• innovative method of mounting the bodies of crown wheels on their axles to ensure multiple installations and removals without damaging the surface of an axle

• more than 160 transmissions working across Poland