Performance parameter
Structure parameter	Weight 7800kg
	Overall dimension (length×width×height) 4800×2350×2550 mm
	Groove number 10
	Bull-wheel diameter 750mm
	Max diameter of applicable pulling rope 30mm
Main technical performance parameter	Max continuous pulling force 150 kN
	Max intermittent pulling force 180kN
	Max speed 5 km/h
	Pull at max speed 75 kN
	Speed at max pull 2.5 km/h
Engine	Type Cummins 6L8.9AA-C325
	Total air output 8.9 L
	Max torque 1230Nm
	Rated power (one hour power) 239 kw
	Cylinder diameter × stroke 114×144.5 mm
	Rated speed 2200 r/min
	Fuel consumption rate (bench test) 225g/kw.h
	Rotary speed when maximum torque: 1400 r/min
Auxiliary oilway hydraulic system	Open type constant displacement throttle speed governing hydraulic system is supplied oil by gear pump and controls oil liquor’s cooling and hoisting tail bracket’s lifting of the whole hydraulic system through hand operated direction valve and ball valve.
	Duplex gear pump 1PF2G2-4X/016＋014RR20MRL
	Hoisting motor J2K-305
	System working pressure 12Mpa
	Radiator B5024
	Sleeve extension oil cylinder 3TG110×250
	Fan motor GM5-12-1FE13-S-20
Electric system	Storage battery 6－QA-120(2 pcs)
	Engine starting 24V electric starting
	System voltage 24V
Drive system	Closed type circuit hydraulic drive system adjusts speed through hydraulic plunger pump with bi-directional variable displacement, reduces speed through planet gear and drives pulling wheels to rotate in positive and negative directions through the first level gear terminal drive.
	Cooling mode forced cooling
	Main pump	Model sloping cam plate bi-directional plunger pump (German Rexroth)
		Type A4VG250HDDT1/32R
	Hydraulic motor	Model inclined-axis bi-directional constant displacement tapered plunger motor (German Rexroth)
		Type A2FE160/61W-VZL106
	Speed reducer	Model two-grade planet gear reduction (German Rexroth)
		Reduction ratio 34
		Brake response pressure 1.8Mpa
		Type GFB60T2B24-06

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