Hydraulic Clamshell Grab Bucket-Electric Motor Hydraulic Grab Bucket
Hydraulic clamshell grab crane brief introduction:
We offer scrap grab bucket overhead bridge crane that are very fast & operate at high speed for moving the bulk materials, coal, ore, limestone, sand and other granular material handling and waste handling. Our cranes are specially designed for harsh use & efficient working to give maximum output. These cranes are used for discharging bulk materials from ships, barges and chemical& fertilizer industry, more and are made from premium quality raw material. Available in different capacities and can be customized according to the client's requirements.
Hydraulic clamshell grab safety feature:
1. Overload protection device
2. Lifting height limit device
3. Main lifting motor with thermal protection
4. Voltage lower protection funtion
5. Hooks with latch
6. Rubber buffers
7. Protective earthing
8. Crane switch and travel end switch
9. Emergency switch can stop all movement when any dangerous happened
10. All cranes must be preassmebled and tested before leaving factory and offer the 11. Certification of test
Hydraulic clamshell grab crane the application
1. Trolley conductor or angle steel conductor power supply
2. All hoist and crane movements are independent and can be run simultaneously.
3. Electric hoist mobile power supply is constituted by flate cables or special cables, Galvanized slippery course and small cable pulley
4. Smoothly moving, beautiful appearance
5. Choosing according to different needs
Hydraulic clamshell grab crane specification
Conventional configuration:
1) Room control.
2) Driver's room is opened or closed types.
3) Wound rotor motor is used on each mechanism, changed speed by resistance.
4) Working ambient temperature: -20° C~+45° C. It's not suitable for lifting blazing & melting metal or toxicant as well as explosion-proof or insulating working conditions.
Other configuration user can choose:
1). The grab bucket close aspect has twain: Parallel and plumb main girder.
2). Lifting capacity includes grab bucket weight.
3). Two kinds of power conduction: Angle iron and safe slippery touch line.
4). According to demand, it can be matched sugar cane grab, trash grab, lumber grab and so on.
Welcome contact us by E-mail or online, you will receive our prompt and careful reply!
| Capacity |
t |
5 |
10 |
16 |
20 |
| Span |
m |
10.5 ~31.5 |
| Lifting height |
m |
according to your requirements |
| Operation method |
|
Pendent line with push button/ cabin |
| Speed |
Lifting |
m/min |
40.1 |
40.7 |
41.8 |
48.6 |
| |
Cross travel |
m/min |
44.6 |
45.7 |
43.2 |
| |
Long travel |
Cabin |
m/min |
114.4 |
112.5 |
98 |
87.3 |
| Lifting mechanism |
type |
Electric trolley |
| Working duty |
|
A6 |
| Power supply |
AC |
380V~460V/50HZ~60HZ/3P |
Audited Supplier 
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