4ton Self Raising Tower Crane with Competitive Price

• Customization: Available
• After-sales Service: Provided
• Warranty: 1year
• Model NO.: TC4708
• Condition: New
• Maximum Lifting Height: 120m
• Maximum Lifting Weight: 4t
• Installation: Assembled
• Moving Type: Fixed
• Type: Top-Slewing Crane
• Max. Lifting Load: 4t
• Working Volt: 380V/50Hz
• Working Radius: 2.5-47
• Rated Moment: 400
• Trademark: FYG
• Origin: Shandong, China
• HS Code: 8426200000
• Production Capacity: 4000 Sets/Year

Product Description

The model is suitable for a wide range of applications. The length of jib can be 42m and even 36m. The max. Rated moment is 315KN. M. The installation can be fixed base style and weight base style.

The lifting mechanism adopts 3-speed coiling motor to get multi-speed and high speed for running, then get back trigged by the fluid power handspike and the brake is quick and reliable.

The slewing mechanism adopts double-speed motor; The hydraulic coincidence is equipped to make the slewing stable and to reduce the concussion.

The fluffing mechanism adopts the planetary gear reducer equipped in the winding drum, with deft structure and slinky figure.

Technical parameters		QTZ31.5 (TC3807)	QTZ40 (TC4208)	QTZ40 (TC4708)	QTZ75 (TC5010)	QTZ63 (TC5013)	QTZ63 (TC5010)
max.lifting moment	kN·M	335	498	536	750	860	860
rated lifting moment	kN·M	315	400	400	500	630	630
max.lifting capacity	t	3	4	4	5	6	6
work range	m	2.8~38	2.8~42	2.8~47	2.5~50	2~50	2~55
rated lifting capacity at max.working range	t	0.7	0.8	0.8	1	1.3	1
independent lifting height	m	29	29	29	36	40	40
work power	V/Hz	380/50	380/50	380/50	380/50	380/50	380/50
total weight of the tower structure	t	16.7	21.2	22.5	29.5	32.2	32.8
total power(no including jacking)	kW	20.8	20.9	20.9	22.2	31.7	34.7