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Grab Bridge Crane

Our grab bridge crane is designed for hoisting and transporting bulk cargos in various factories and mines. It mainly consists of box girder, trolley hoist with grab bucket, end trucks, cabin and electrical control system. Expect for the hoisting mechanism, this bridge crane for coal mining is basically the same with the bridge crane with hook. All mechanisms of the bulk handling equipment are operated in the cab. You can enter the cab from its end, side and top. Know more about the overhead crane from following specification tables.
Specification of the Grab Bridge Crane
Lifting Weight T 5-50
Span m 10.5~31.5 (Extendable)
Lifting height m 12-16 (Extendable)
Operating methods Cabin control Driver cabin with broad vision, toughened glass, ergonomic seat and easy operation
Remote / pendant control Easy operation, without having to climb; Cost for professional driver is saved
Power supply AC 3-Phase A.C. 50HZ 380V
Classification A6-A8
Hoisting mechanism Modular design of motor, fan, reducer and wire rope reel; excellent flexibility; maintenance free
Main electric parts Schneider or Siemens (Optional)
Overload protection device Rotary cam, 4-step adjustable, auto reset, height adjustable, precise phase-sequence control
Crane traveling limit switch Mechanical anti-collision, IR sensing
Steel structure parts Steel structure parts of the grab bridge crane are independently designed and manufactured by Zhonggong; Cutting-edge technology and top level manufacturing strength eliminate your worry
Motor Standard Siemens variable frequency motor or domestic best-in-class motor (optional)
Electrical control system Variable frequency control, PLC, human-machine interface (optional)
Reducer Best brand in China or overseas brands such as SEW, Flanders, etc.
Wire rope Wire rope with high strength fiber core or steel core
Brake State of the art brand in China or optional
Wire rope reel Welded reel, rolled from steel plates; light weight, simple structure and high intensity
Wheel and machining parts Designed and made by ourselves, bringing you peace in mind
Grab buckets Multiple types of grab buckets including light and heavy duty types; suitable for use in mine, chemical, steel and many other industries
Technical Parameters of our Grab Bridge Crane (5-50t Capacity)
1.Grab Bridge Crane with 5T Load Capacity
Lifting capacity Span Heavy-class working duty Main dimensions Grab Bucket Runway
Lifting height Speed Motor Weight Max. wheel pressure Ba Bx B H L1 L2 L3 H1 H2 H3 H4 H5 h h1 S1 S2 a L b m3 t/m3 43kg /m
s Lifting Trolley travel Crane travel Lifting Trolley travel Crane travel Trolley Total weight
T M M/min Model t KN mm
5 18 Above rail 10m; Under rail 10m 37.80/37.08 49.4 46.9 YZR255M-8/22× 2 YZR160M1-6/5.5 YZR160L-6/11× 2 13.8 86 301.3 9500 2940 11388 17200 7700 9300 10680 14200 760 12977 1000 12662 4200 6500 5000 2500 1544 2340 1126 0.75 2.5-3.3
22 96.8 346.0 9700 10300 11680 13677 13362 7000 3500 1531 2600 1152 1 2-3
26 100 352.0 1381 2600 1452 1.5 1-1.9
30 34.5 121.3 222.0
35 126.3 229.0 8000 12388 17240 11700 11800 13180 880 13277 12662 9000 5000 1181 3000 1852 3 0.8-1.0
2)Grab Bridge Crane with 10T Load Capacity
Lifting capacity Span Heavy-class working duty Main dimensions Grab Bucket Runway
Lifting height Speed Motor Weight Max. wheel pressure Ba Bx B H L1 L2 L3 H1 H2 H3 H4 H5 h h1 S1 S2 a L b m3 t/m3 43kg /m
s Lifting Trolley travel Crane travel Lifting Trolley travel Crane travel Trolley Total weight
T M M/min Model t KN mm
10 18 Above rail 10m; Under rail 10m 40.92/40.92 46.9 46.9 YZR280M-10/45 YZR160M1-6/5.5 YZR160L-6/11× 2 17.7 116 366.0 9500 3190 11388 18000 7700 9300 10680 15000 760 13577 1000 13262 5000 6470 5000 2500 1502 3200 1460 2 2-3
22 39.7 142 223.0 9700 10450 11830 13277 13062 7000 3500 1500 3520 1504 2 2.7
26 146 227.0 18040 1252 3200 1960 3 1-2
30 34.5 161 258.0
35 167 266.0 8000 12388 18080 11700 11950 13180 880 12977 13262 9000 5000 1104 3700 2256 6 0.8-1.0

Note:
Crane Main Dimensions:
Ba- End truck wheel span
Bx-Trolley wheel span
B- Width
H- Max. Height
L1- Left arm length
L2- Right arm height
L3- Conductor frame outer size
H1- Distance between crane rail to trolley rail
H2- Buffer height
H3- Distance from the crane rail to the bottom of girder
H4- Distance from the crane rail to the bottom of grab
H5- Distance from the trolley rail to the bottom of grab
h- Max. height of grab bucket trolley
h1- Max. height of grab bucket trolley
S1- Extreme dimension
S2- Extreme dimension

Grab Bucket:
a- Distance from grab to cabin
L- Length after opening
b- Width
m3- Volume
t/m3- Unit weight

3) Grab Bridge Crane with 10-50T Load Capacity
Lifting capacity Span Dimensions (mm)
Lx BQ Bx B H H1 H2 H3 H4 L1 L2 S1 S2
10 18 7000 9150 2100 11240 14438 12000 11500 -- 9400 8750 8750 6500 6500
22 14499 12050
26 9228 12528 14738 12300 9750 9750 7500 7500
30 8500 11990 14688 12250 10500 10500 8000 8000
16 18 7000 9500 2600 10820 14555 12000
12100 		10500 -- 8400 8000 8000 5500 5500
22 14655 13250 9000 9000 6500 6500
26 8500 11980 15810 12000 12000 11000 9500 9500 7500 7500
20/10 18 7000 9500 2600 11550 14555 12100 11000 10500 9400 8000 8000 5500 5500
22 14655 12000 9000 9000 6500 6500
26 8500 11990 14547 12622 9500 9500 7500 7500
30 11748 15181 12800
35 15358 12800
30/10 22 7000 8500 2600 11748 16003 13200 12000 11500 10000 9500 9500 7000 7000
26
36/16 26 7000 8500 2600 11042 16270 13300 12000 11500 11000 10500 10500 7500 7500
30
50/10 32 7000 8500 3100 12918 14200 13000 12000 11260 14000 14000 11000 11000
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