XJ650 self-propelled double-drum workover rig

XJ650 (120 tons) workover rig is a large-power mono-motor self-propelled workover rig.

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XJ650 (120 tons) workover rig is a large-power mono-motor self-propelled workover rig. Its chassis adopts 12×8 drive. The power unit adopts CAT diesel engine and Allison transmission case. The winch is of a double-drum structure. The maximum hook load is 1580 kN. The derrick is of a rectangular portal two-section bell-socket structure with a double-layer platform. Rotary table, derrick floor, swivel and other drilling components are optional. The rig can complete drilling independently.

Product model			XJ650 (120 tons)
Nominal minor repair depth	Φ73mm (2-7/8" thickened tubing)	m	8500
Nominal overhaul depth	Φ73mm (2-7/8" drill pipe)	m	7000
	Φ88.9mm (3-1/2" drill pipe)	m	5500
	Φ114mm (4-1/2" drill pipe)	m	00
Drilling depth		m	2500
Large hook load rating		Kw	1200
Large hook maximum load		Kw	1580
Engine model			CAT C18
Engine power		Kw(hp)	469(630)
Gearbox model			Allison M6610
Chassis drive form			12*8
Approach/departure angle			25°/16°
Minimum ground clearance		mm	310
Derrick height		m	35
Derrick form			Front open type double-section hydraulic lifting and telescopic
Effective number of ropes			8（4*5））
Lifting wire rope diameter		mm	F29
Mobile state dimensions (length * width * height)		m	19.903.104.37
Total mass of the whole machine		medical history	55000
Drum form			Single/double drum
The main drum assists the brakes			Pneumatically controlled disc brakes