MC320A K12 Tower Crane Lease Rent Hire

MC320A K12 Tower Crane Lease Rent Hire

Series , Luffing jib Crane, Topkit tower crane, Hammer head tower crane, Topless tower crane, Flat top tower crane,

Model,

Jib length,   m

Max load,   Ton

Tip load,    Ton

Type, Stationary , Inter climbing ,Travelling,

And other Famous brand, Model ,  Depend on the brand , Model Ability , Year , Height and etc u want.

We have large units store.  From 6Ton to 20Ton. Store and Service all over the world.

Mean time , We supply all the Spare Parts U may need as follow,

Masts Section ,  Anchor Frame, Collar ,Tie , Fixing angle , Cabin, Hoist mech. Trolley mech. Luffing Mech. Slewing Mech. Pulley and etc.

MC320A K12 Tower Crane Lease Rent Hire

Tower Crane Knowledge sharing：

Operation steps and matters needing attention for electrifying tower crane

This paper mainly explains the operation steps and matters needing attention of electrifying the tower crane. This site about tower crane technology article, part of the network collection collation, only for reference.

MC320A K12 Tower Crane Lease Rent Hire

(1) switch on each contactor, successively dial the corresponding limit switch and over-current relay normally closed contact, to see its ability to cut off the control current.

(2) connect the total contactor, and then toggle the safety protection contact (such as height limit device, weight limit device, torque limit device), and then start the lifting mechanism. At this point, it should stay on. Indicate that the safety device and its connected circuit are normal.

MC320A K12 Tower Crane Lease Rent Hire

(3) move any control handle to the working position, and then press the "start" button, the main contactor should not move, then the zero protection has played a role.

(4) pull all the operating handles in the middle, press the "start" button, check the action of the main contactor, and then press the "stop" button, the main contactor should jump.

In this paper, the main tower crane on the main circuit operation test steps and matters needing attention

This article mainly explains the steps and matters needing attention of the operation test of the tower crane connecting the main circuit. How to have a problem please contact with our factory, our factory will do our best to answer you,

(1) respectively operate the tower crane agencies, observe the height limit, car travel limit, cart travel limit, rotation limit, the limit switch is consistent with the direction of operation, and can accurately action power, otherwise it will be adjusted.

(2) on the whole machine parts of the wire, cable and its connection for a comprehensive inspection. Especially in the wire joints, bending and contact high temperature places to strengthen inspection. These places are the most likely to break the wire, damage the power supply, so must focus on inspection, found hidden dangers to promptly deal with or replace the new wire and cable.

(3) make each motor run in turn, check whether the starting, running is smooth and normal, there is no noise. At the same time to observe the multi - speed motor and sliding ring motor speed. If the problem is found, find out the reason and solve it.

(4) pull the lifting, turning, car, cart controller, check the operating direction and the actual running direction is consistent, if not, it is necessary to adjust.

MC320A K12 Tower Crane Lease Rent Hire

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