Detailed configuration
Trolley mechanism : BF-160
Hoisting mechanism : JT2.5
Slewing mechanism: HZ-160
 
Advantages
Equip with Jiangte Motors. Tower crane has various safety devices.
Equip with Hydraulic Self-raising Mechanism .
High performance price ratio.
  

Model	TC7021(QTZ250)
Version	Fixed type
Free height	56 meters
Max height	200 meters
Max radius	70 meters
Jib end load	2.1t at 70 meters
Max load	12t at 17.04 meters
Hoisting mechanism ↑↓	JT2.5
Drum capacity	500 meters
Lifting speed	1.57m/min~68.1m/min
Slewing mechanism	HZ-160
Slewing speed	0.6r/min
Trolley mechanism ←→	BF-160
Trolley speed	20 or 40m/min
Power line voltage	380V/50Hz
Color	Yellow
Counter weight	Steel-structured frame(without concrete)
Mast section	1.7×1.7×3m
Mast section and Mast section connection	By screw and bolt
Foundation bolt	Included
Cabin	Included (with Air condition)
Telescoping cage	Included
Pump and cylinder	Included
Main cable	Included
Basic mast	Included