tower crane QTZ40A

QTZ40A tower crane, 1.max hoisting capacity: 4t - details see: https://www.machineto.com/tower-crane-qtz40a-10103586

Feature:Tower Crane	Condition:New	Max. Lifting Load:4 T	Place of Origin:Beijing China (Mainland)
Brand Name:MAYASTAR	Model Number:QTZ40A

QTZ40A tower crane

Working grades for mechanism				Hoisting mechanism						M5
				Slewing mechanism						M4
				Trolley travelling mechanism						M4
Hoisting height (m)	Multiplying			Independent		Undercarriage				Attached
	a=2			29		29				120
	a=4			29		29				60
Max. hoisting capacity (t)				4
Radius (m)				Max. radius				47
				Min. radius				2.0
Hoisting mechanism	Multiplying		a=2				a=4
	Hoisting capacity(t)		1	2	2		2		4	4
	Speed (m/min)		70	35	8		35		17.5	4
	Power (kW)			15/15/4
Trolley traveling mechanism	Speed (m/min)			40/20
	Power (kW)			2.4/1.5
Slewing mechanism	Speed (r /min)			0~0.75
	Moment motor	troque (Nm)		55
	Round line motor	Power(kw)		3.7
Climbing mechanism	Speed (m/min)			0.5
	Power (kW)			4
	Rated working pressure for hydraulic system (Mpa)			20
Counter-weight	Jib length(m)			47			41			35
	Counter-weight			8.10			7.05			5.75
Total power(KW)	21.4
Axle gauge× axle gauge(m)	3.9×3.9
Operating temperature(°C)	-20~+40

Standard number	Type	Qty.	Used in
QWA.1120.32	Slewing ring Z=129 m=10	1	Slewing mechanism
YZDT180L-2/4/16	Motor 15/15/4KW	1	Hoisting mechanism
YZTD200L2-4/8/24	Motor 15/15/4KW	1	Hoisting mechanism
YEZS100L-4/8	Motor 2.0/1.1 KW	1	Trolley travelling mechanism
YLEF112L-6-55Nm	Moment motor	1	Slewing mechanism
YZR132M2-6	Motor 3.7 KW	1	Slewing mechanism
BWL-D5	Moment limiter	1	chord of cat head