1. Safety control system:
Two convenient and reliable modes of operation;working and installation, with real-time level display,stop operation braking away from machine, electrical emergency control, anti-lightning protection, automatically walk switches, CCTV monitoring function, complete safety and supervision system;
2. Excellent operating performance:
Advanced load-sensing, limit load regulation and electrohydraulic proportional micro-speed control make each micro-movement extremely good and operation more stable;
3. Reliable function assurance:
Key components adopt famous international brands;sufficient safety margin for structural and mechanical design; control system can operate stably in harsh environments such as cold, high temperature, altitude and sandy conditions;
4.Convenient maintenance technology:
It takes approximately no more than 10min/person to adjust ;no more than 30min/per son for dai ly maintenance;no more than 2h/person to repair.GPS remote monitoring system is optional for maintenance and management;
5.Powerful lifting capacity:
The maximum lifting capacity of boom is 50t×3.7m=185t·m,and the max. length of main boom is 52m;
6.Flexible configuration combination:
Free hook is optional;
7.Large-chassis design:
Track frame which can be broadened, ensuring excellent machine and job stability within the range of 360 °rotation;
8.Optimized transportation programs:
With the function of crawler frame telescopic function, the max. transportation width of the whole machine is 3.36m;
9.Two counterweight configurations:
Improve the lifting capacity of medium and long boom.

Paraments of Sany Used Mini Crawler Crane 50 ton SCC550C/hydraulic crane