The solution of Electric Overhead Travelling Crane Repair

The solution of Electric Overhead Travelling Crane Repair: Question one. The trolley, the cart and the lifting mechanism in the Electric Overhead Travelling Crane can not work properly.

The solution ways:  1. Check whether the power supply for the sliding wire of Electric Overhead Travelling Crane has been cut off.

2. Check whether the electric device is damaged

3. Check whether the main disk contactor is burned out or the contact is damaged.

Question two. Electric Overhead Travelling Crane normal lifting fault.

The solution ways: 1. May be bridge crane zero protection part of the circuit short circuit

2. It is a part of safety interlock protection, and there is a problem in the circuit.

3. A third possibility is to fuse cutout. 

Questions three. When the Electric Overhead Travelling Crane is running, the contactor often switches off.

The solution ways: .1. By adjusting the contact pressure to solve

2. It may be because the contact point of the contactor has dirt and can be cleaned in time.

3.

The tripping caused by the overloads are debugging through appropriate load reduction.

4. If the contact of the slide line is not in place, it can be solved by trimming the track or adjusting the contact point.