Working Principle：
The electric hydraulic grabs become open and close with hydraulic cylinders. The drive- unit for this is an electric motor with hydraulic pump. The drive-unit of the grab needs an electrical power-supply from the crane over a cable. Over this cable, the grab gets also his commands. For the cable-guide is additional equipment on the crane-jib necessary.
Technical Detail：
| Model |
Crane Capacity |
Volume |
Working pressure |
Power |
Disc |
Closing time |
Open time |
Grab Self Weight |
Grab Size |
| Open type |
Close type |
A |
B |
C |
| |
t |
m3 |
Mpa |
kw |
II |
s |
s |
t |
t |
mm |
| YZ0506 |
5 |
0.63 |
16 |
15 |
5 |
12 |
8 |
1.31 |
1.50 |
1900 |
1530 |
2500 |
| YZ0507 |
0.75 |
16 |
6 |
2.4 |
2.57 |
2285 |
1170 |
2750 |
| YZ0608 |
6.3 |
0.8 |
16 |
18.5 |
6 |
13 |
9 |
2.42 |
2.6 |
2350 |
1810 |
2810 |
| YZ0610 |
1.0 |
16 |
6 |
2.8 |
3.05 |
2560 |
1920 |
2950 |
| YZ1015 |
10 |
1.5 |
16 |
22 |
6 |
14 |
10 |
4.35 |
|
2660 |
2300 |
3500 |
| YZ1020 |
2.0 |
16 |
6 |
4.65 |
|
2750 |
2500 |
3680 |
| YZ1630 |
16 |
3.0 |
16 |
27 |
6 |
14 |
10 |
7.12 |
|
2950 |
2520 |
3740 |
| YZ2040 |
20 |
4.0 |
16 |
30 |
8 |
15 |
9 |
8.50 |
|
3650 |
2540 |
4270 |
GRAB ASSEMBLIES BRAND LIST
| Item |
Brand Name |
| Grab Body |
Q345B Manganese Steel Material |
| AC Motor |
ABB or Siemens Brand |
| High-pressure hydraulic pump |
Beijing huade |
| Control Block |
SUN brand (American Brand) |
| Hydraulic oil medium |
HLP46 |
| Sealing element |
Hunger |
English
