Topless Construction Tower Crane Qtz50 (PT4810)

• After-sales Service: 24 Hours
• Warranty: 1 Year, One Year
• Certification: CE, ISO9001, CE, ISO9001: 2000
• Condition: New, New
• Maximum Lifting Height: >250m
• Maximum Lifting Weight: >10t
• Model NO.: QTZ50(PT4810)
• Installation: Jack-Up, Jack-up
• Moving Type: Fixed
• Type: Top-Slewing Crane, Tower Crane
• After-Sales Service: 24 Hours
• Free Standing Height/Max. Height: 29m/120m
• Jib Length: 30---48m
• Size of Mast Section: 1500*1500*2200
• Application: Container Usage, Mineral Area Usage
• Power Source: Hydraulic
• Sling Type: Wire Rope
• Tower Crane Type: Slewing Tower Crane
• Transport Package: Container
• Specification: QTZ50
• Trademark: MINGWEI
• Origin: China
• HS Code: 8426200
• Production Capacity: 200 Units /Month

Product Description

Topless Construction Tower Crane Qtz50 (PT4810)
1 Hoisting Mechanism <o:p>

Three-gear speed modulation by electrical motor or frequency conversion, giant winch. <o:p>

2 Rotation Mechanism 
Speed modulation with frequency conversion, stable break, accurate position, outstanding on performance and operation all around the world. <o:p>

3 Lifting Mechanism
Speed modulation with frequency conversion, less concussion, stable operation. <o:p>

4 Control System
PLC control, auto diagnosis on electric malfunction, corresponding alarm on light and sound, key components adopting international top brand product.<o:p>

5 Security & Protection Mechanism
Besides security mechanism usually used in domestic tower crane adopted,MingWei tower crane adopted lots of advanced mechanism self-developed by MingWei, to keep the security of the tower crane and convenient operation, such as unique double tighten mechanism on lifting steel cable, anti-break mechanism on sliding vehicle, anti-drop<o:p>
Tower Crane Model: ToplessQTZ50(PT4810)
Free Standing Height/Max. Height:29m/120m
Jib Length : 30---48
Mast Section/Material:∠160×160×12/Q345B
Size of Mast Section, L×W×H:1500×1500×2200
Collar Ties Situation: Distance between first collar tie and the ground 22400mm
         Other Distance 16500mm
         Suspension Height no more than 20m
Balanced Weight /Jib Length: 7.1t/48m;6.04t/42m ;4.98t/36m
Total Power: 25.9Kw
Basic Parameters:

       

 

Hoisting Mechanism	Motor	Model		YZTD200L1-4/8/24
		Power	kW	15	15		4
	Reducer	Total Drive Ratio	i	12.64
	Drum	Rope Capacity	m	280
	Brake	Model		YWZ-250-40
	Wire Steel Rope	Spec.		6×37-11-1770-I
		Rope Max. Attraction	N	16500
	Lifting Speed	2 Falls	m/min	62	31		7.7
		4 Falls		30	15		3.8
Trolleying Mechanism	Motor	Model		YDEJ112L2-4/6
		Power	kW	2.2		1.5
	Reducer	Type		Grade one
		Drive Ratio		38
	Wire Steel Rope	Spec.		6×19-6.2-1770-1
		Rope Max. Attraction	N	5600
	Trolleying Speed		m/min	22/33
Slewing Mechanism	Motor	Model		YZR132M-6
		Power	kW	3.7
	Reducer	Model		XX4-100.180
		Drive Ratio	i	180
	Coupler	Model		YOX280A
	Rotating Speed		r/min	0.63
Hydraulic Jacking System	Motor	Model		Y132M-4
		Power	KW	4
		Rotating Speed	r/min	1440
	Hydraulic Pump Station	Model		YQY
		Working Pressure	MPa	20
	Oil Cylinder	Model
		Jacking Speed	m/min	0.4
		Max. Jacking Force	t	30