Question

Select a suitable three-phase 400v 50hz motor for a 1500kg hoist being driven by 0.5m diameter 20 rpm drum and a 1:75 gearbox with 20% friction. The accelerating torque is 12Nm.

Give details of the steady hoisting torque, motor speed, and kw rating.

Also recommend a suitable motor type and control gear including starterNH​

Answer 1

Answer:

Select a suitable three-phase 400v 50hz motor for a 1500kg hoist being driven by 0.5m diameter 20 rpm drum and a 1:75 gearbox with 20% friction. The accelerating torque is 12Nm.

Give details of the steady hoisting torque, motor speed, and kw rating.

Also recommend a suitable motor type and control gear including starterNHSelect a suitable three-phase 400v 50hz motor for a 1500kg hoist being driven by 0.5m diameter 20 rpm drum and a 1:75 gearbox with 20% friction. The accelerating torque is 12Nm.

Give details of the steady hoisting torque, motor speed, and kw rating.

Also recommend a suitable motor type and control gear including starterNH