QTZ250 16 tTopless Tower Crane TC7030 Hammer Head

Installation & Maintenance: SHANGHANGDA is able to provide with the overall installation of complicated machinery,allowing you to start the normal operation of Construction Machinery solutions.After installation,we will make inspection of the whole machine,operate equipment,and provide you with testing data reports of installation and operation.

Training: SHANGHANGDA offer perfect facilities and comfortable environment and can provide training services to different users. The training sessions include product training, operation training, maintenance know-how, technical know-how training, standards, laws and regulations training and other training, all of which are tailored to fulfill your individual needs. Training programs can be conducted in our factory field, or at the client's site.

Technical Advice: SHANGHANGDA can also help customers to coordinate with trained service personnel and provide you with detailed and extensive knowledge. Through our technical advice, your machine life can be significantly extended and sustained high capacity.

•Max. jib length: 60m; Jib length under different assembling modes can decrease progressively by 5 meters and the Min. jib length is 40 meters.

• Max. lifting capacity 6t;

• Max. hoisting capacity at jib tip: 1t;

• Max. lifting moment 800 t.m;

• Max. free-standing height: 45m; Max. working height of anchored crane: 180m;

• Hoisting mechanism power: 24/24/5.4 KW; rope capacity: 400m;

• Slewing mechanism power: 2×5.5 KW

• Trolleying mechanism power: 3.7/2.2 KW

• Types of tower crane: stationary crane with embedded outriggers, stationary crane with embedded bolts, stationary crane with under-frame and Mobile Tower Crane.

2. Electrical control system

Types of tower crane: stationary crane with embedded outriggers, stationary crane with embedded bolts, stationary crane with under-frame and mobile tower crane.

3. Technical features

• The crane boasts of multiple operation modes and wide application. The crane can work in different forms: stationary crane with embedded outriggers, stationary crane with under-frame, stationary crane with embedded bolts and crane anchored to wall, thus being applicable to various construction projects.

• The complete machine adopts internationally well-received beautiful shape;

• The crane features high working speed and excellent speed regulation performance. Stepless speed regulation by frequency control, the world's most advanced solution, is adopted for the trolleying mechanism and slewing mechanism, thus ensuring more stable and reliable operation ;

• The cab is independently installed externally with good vision and large inner space, thus offering a good working environment for operators;

• A variety of safety devices are equipped, which are all mechanical or mechatronic products that are applicable to severe working conditions, so as to ensure the tower crane's reliable operation.

Rated hoisting moment kN.m		800
Lifting height m		Rope fall		Free-standing stationary crane				Anchored crane
		α=2		45				180
		α=4		45				90
Working radius m		Max. working radius				60
		Min. working radius				2.5
Max. lifting capacity t		6
Hoisting mechanism	Rope fall	α=2				α=4
	Speed m/min	9	30		60	4.5	15		30
	Lifting weight t	3	3		1	6	6		1
	Power kW	24/24/5.4
Traction mechanism		Speed m/min				40/20
		Power kW				3.7/2.2
Slewing mechanism		Speed r/min				0~0.7
		Power kW				2×5.5

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Product Categories : Tower Crane > Flat-top Tower Crane