2012 New QTZ50(4810) tower crane

tower crane, jib lenght:48m,freestanding height:29m,load:4t,max height:120m, CE,GOST,ISO, Robot welding system, Automatic paint - details see: https://www.machineto.com/2012-new-qtz50-4810-tower-crane-10103935

Feature:Tower Crane	Condition:New	Application:-20~+40	Rated Loading Capacity:4t
Rated Lifting Moment:540kn.m	Max. Lifting Load:4t	Max. Lifting Height:120m	Span:48m
Place of Origin:Shandong China (Mainland)	Brand Name:DAHAN	Model Number:QTZ50(4810)

QTZ50(4810) tower crane

Tower crane technical data table
rate load moment		540KN·m
working radius		3m~48m
Max road capacity		4t
Max radius road capacity		1.0t
hoisting high		rate		fixed type				Attached type
		α2		35.5m				120m
		α4		35.5m				60m
hoisting winch	rate	α2				α4
	(m/min) speed	70	35		9	35	17.5		4.5
	Road capacity	1t	2t		2t	2t	4t		4t
	(kW) power	15/15/4
Derricking winch		(m/min) speed				38.6/25.2
		(kW) power				2.2/1.5
Slewing gear		(r/min) speed				0.62
		(kW) power				3.7
Jacking winch		(MPa) working pressure				20
		(m/min) speed				0.4
		(kW) power				4
Total power		24.9kw
Mast section weight		618kg
Mast section quantity		14 subject to actual shipment
Chassis type		big cross beem
t Whole self weight		23(not include balance weight)
m Max slewing madius		49
m Tail slewing madius		13
Temperature of working environment		-20~+40