Jiangsu Tonghui Lifting Equipment Co., Ltd.
General Manager: Mr. Shen 13861876072
Tel: + 86-510-83951117 83950789
Fax: + 86-510-83952108 83958890
Address: No. 82 Luzhong North Road, Yangshan Town, Huishan District, Wuxi City, Jiangsu Province
Portal CraneCURRENT POSITION:HOME > EN > Products > Portal Crane >
Brief introduction of model
This MQ3230/4526 type is a multi-purpose portal crane with movable full rotation, four-bar linkage combination jib, leverage live balance, cylinder gantry, and it carries out the loading and unloading operations of bulk cargo or packed cargo by using grab or hook, and also carries out loading and unloading operation of container by using container lifting instruments. This machine uses AC frequency control, PLC control, and installed intelligent "state monitoring and control system." It has the characteristics of beautiful appearance, safe and reliable work, advanced performance, convenient maintenance, high durability and so on. It can be widely used in loading and unloading operation of port wharf and freight yards. 
Main Technical Parameters
Hoisting capacity 32t (grab) 45t (hook)
Working range Max./Min. 30m/10m 26m/10m
Hoisting height Above rail/Below rail 15m/16m 28m/16m
Working speed of Mechanism Lifting mechanism 65m/min 35m/min
Luffing mechanism 50m/min
Rotary mechanism 1.3r/min
Running mechanism 25m/min
Working grade of the mechanism or electric machine Lifting mechanism M8 YZPF355L-6  2×250KW
Luffing mechanism M6 YZPF280S-8  1×45KW
Rotary mechanism M7 YZR280S-8  2×45KW
Running mechanism M4 MJAT89-YVPEJ7.5-4P  8×7.5KW
Complete machine A8 695KW
Wind speed Max. working wind speed 20m/s
Non-working max. wind speed 55m/s
Track gauge/Base distance 10.5m/10.5m
Free height of portal 7m
Largest wheel pressure at work 250KN
Maximum turning radius of tail 8.625m
The maximum height of the whole machine 50.06m
Slewing bearing 132.50.3550
Hoisting wire rope 36NAT6×25Fi-FC1770-ZS/SZ
Number of traveling wheel/Wheel number per leg 36/9
Crane track QU80
Power Supply AC380V 50Hz
Crane weight ≈427t
Note: The above parameters for the performance of the existing cases of mature technical parameters are for reference only. We can design and manufacture products according to user’s requirements. There are various derivative models of said crane available for customers to choose.