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ELECTRONIC / ROPED LIFT - Coggle Diagram
ELECTRONIC / ROPED LIFT
- these elevators, the car is raised and loweres by traction steel ropes rather than pushed from bottom
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ROPING
- high tensile steel ropes driven through traction sheaves attached to the motor shalf
- available in various combinations to suit different occupancy requirements.
- single wrap ratia 1:1 (X car speed)
- single wrap ratis 2:1 (X/2 car speed)
- single wrap ratio 3:1 (X/3 car speed and so on)
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LIFT DOOR
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- landing doors must be incombustible, preferably of sheet construction over a light steel framework about 30mm overall thickness
- they usually slide sideway