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Traction Machine GTW7A

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Product Specifications

 

Among all type, traction elevators are the most common type of elevators. Elevator cars are pulled up by means of rolling steel ropes over a deeply grooved pulley, commonly called a sheave in the industry. The weight of the car is balanced by a counterweight on the opposite side. The machine that is used majorly for this pulling operation is called Traction Machine and it is normally located at the top of the elevator shaft.

 

This specifc model variation is Gearless Traction Machine.

 

Voltage 380V
Suspension 2:1
Max. Static Load 2000 KG
Brake DC110V 2x0.84A (2x1.1A)
Weight 200 KG

 

 

Spec Load (KG) Lift Speed (m/s) Height (m) Sheave Diam. (mm) Rated Speed (rpm) Power (kW) Pole
GTW7A-31P0 320 1 ≤80 ⌀325 118 2.5 32
GTW7A-31P5 1.5 177 3.7
GTW7A-31P6 1.6 189 4
GTW7A-31P7 1.75 206 4.3
GTW7A-41P0 450 1 118 3.3
GTW7A-41P5 1.5 177 4.9
GTW7A-41P6 1.6 189 5.2
GTW7A-41P7 1.75 206 5.7
GTW7A-50P6 550 0.63 74 2.2
GTW7A-50P7 0.75 88 2.7
GTW7A-51P0 1 118 3.6
GTW7A-51P5 1.5 177 5.4
GTW7A-51P6 1.6 189 5.7
GTW7A-51P7 1.75 206 6.3
GTW7A-60P6 630 0.63 74 2.5
GTW7A-60P7 0.75 88 3
GTW7A-61P0 1 118 4
GTW7A-61P5 1.5 177 6
GTW7A-61P6 1.6 189 6.4
GTW7A-61P7 1.75 206 7