15 ton electric hoist is one popular lifting equipment. It is widely used for lifting material in different sites, such as construction site, factory, warehouse etc. It mainly has two types, wire rope hoist and chain hoist. Customers can choose suitable types according to practical needs. Ellsen Group, one of professional hoist manufacturers in China, supplies top quality hoist with factory price. Get fantastic deal for hoists from Ellsen!
What is drum group of lifting hoist?
Drum group is necessary device for lifting work. It is mainly composed of drum, drum shaft, gear wheel, drum hub, bearing body and bearings. Drum shaft has the function of connecting and supporting. Gear wheel is also called gear-up took over. It is one part of motivation, with the function of driving the move of drum group. Pay attention to bearing body and check it regularly, because its temperature ups if it is used for long time. If the lifting height is high, to reduce the size of the drum, adopt the drum with guiding spiral groove or the drum with smooth surface. This kind of drum is suitable for light duty crane.
Reasons for electric hoist failure and ways to solve problems
When electric hoist doesn’t work, what’s the reason and what to do?
First, the power line or controlling circuit is cut off, the hoist obviously can’t work. Just check the hoist’s power line and controlling circuit, if there is any broken or bad connection condition, just revise or maintain the line.
Second, there is fuse wire in the controlling circuit. If the fuse is burned by abnormal current, the circuit will be cut off. At that time, find the reason why the fuse is damaged and change the fuse.
Third, there is a phase protection safety device, if the phase of power line is connected wrong, phase protection function will work and stop the equipment string-program. Exchange the wrong connecting power line, and the hoist can start work.
Ellsen 15 ton electric hoist for sale
1. Professional supplier, reliable quality
2. Safety protection device, good performance
3. Customized service, various types
4. Powerful lifting capacity, high efficiency
5. Durable material, long service life
Any question pls contact us freely!