China Top Brand XCMG Heavy Excavator 50 Ton Crawler Excavator Machine XE550DK.

XCMG's new-generation “DK-series” mine-based hydraulic excavators are energy-saving, efficient, comfortable and durable.The new hydraulic system is characterized by high efficiency, slightloss of pressureand reasonable flow distribution;the lengthened & widened chassis and heavy-load double-rib track shoeensure high stability of the vehicle during mine operations; the strengthened working deviceoptimizes hinged points and makes the vehicle to be with the most powerfuldigging force, meeting digging, truck loading, crushingand other requirements in heavy-load working conditions.

Sales model		Unit	XE550DK
Operating weight		Kg	51500
Bucket capacity		m³	3.6
Engine	Model	/	2206ⅢN
	No. of cylinders	/	6
	Output power	kw/rpm	309.5/2100
	Maximum torque/speed	N.m/rpm	1896/1400
	Displacement	L	13
Main performance	Travel speed	km/h	5.4/3.2
	Swing speed	r/min	9.2
	Gradeability	°	35
	Ground pressure	kPa	88
	Bucket digging force	kN	330
	Arm digging force	kN	255
	Maximum traction	kN	338
Hydraulic system	Rated flow of main pump	L/min	2×360
	Main safety valve pressure	MPa	34.3/37
	Travel system pressure	MPa	34.3
	Rotary system pressure	MPa	31
	Pilot system pressure	MPa	3.9
Oil Capacity	Fuel tank capacity	L	725
	Hydraulic tank capacity	L	430
	Engine oil capacity	L	42
Appearance size	A Overall length	mm	11870
	B Overall width	mm	3572
	C Overall height	mm	4100
	D Width of platform	mm	3095
	E Track length	mm	5470
	F Overall width of chassis	mm	3572
	G Track width	mm	600
	H Length to center of rollers	mm	4407
	I Track gauge	mm	2740
	J Counterweight clearance	mm	1353
	K Min. ground clearance	mm	518
	L Min. tail swing radius	mm	3800
	M Track height	mm	1221
Working scope	A Max. digging height	mm	9835
	B Max. dumping height	mm	6735
	C Max. digging depth	mm	6780
	D Maximum depth cut for 2240mm(8 ft) level bottom	mm	6450
	E Max. vertical wall digging depth	mm	4550
	F Max. digging radius	mm	10430
	G Min. swing radius	mm	4785
Standard configuration	Length of boom	mm	6550
	Length of arm	mm	2550
	Bucket capacity	m³	3.6