JM3255LC-9C HYDRAULIC EXCAVATOR SPECIFICATIONS
Equipped with Cummins engine, strong power, high efficiency, energy saving, reliable and durable; advanced negative flow hydraulic system, comfortable operation, high operating efficiency, excellent cost performance; full power control, four power modes to adapt to different working conditions; stepper motor accurately controls the throttle , Significantly reduce fuel consumption; full 3D modeling and finite element analysis technology to ensure the reliability and stability of structural parts.

If you would like to have a deeper understanding of our products, prices, and after-sales service, please contact us as follows and we will respond promptly to provide you with the necessary services.

+86 13914505697
hjt@junmagroup.cn

(1) Equipped with Cummins engine, high load resistance, high horsepower output, high reliability, low fuel consumption, significantly reduce the use and maintenance costs

(2)Advanced negative flow hydraulic system is adopted, which has better system stability and reliability, faster compound action speed and higher operating efficiency.

(3) High-strength reinforced box-type side beams and X-shaped middle frames, high-reliability towline wheels and track rollers, can withstand the impact caused by excessive loads.

 (4)Intelligent electronic monitoring system, real-time monitoring, self-diagnosing fault alarm, maintenance information prompt.

(5)The LC-type reinforced track has high strength and abrasion resistance, making the whole machine safer and more stable.

 

Overall Dimension

图片1.png

ITEMUNITSpecifications
JM3255LC-9C
Operating weightKg25000
Rated bucket capacity
m31.2
Overall lengthAmm9840
Overall width (600mm trackshoe)Bmm3180
Overall heightCmm3180
Trunable widthDmm2700
Cabin heightEmm2996
Ground clearance of counterweightFmm1062
Engine cover heightGmm2375
Min. ground clearanceHmm480
Tail lengthImm2870
Turning radius of turnableI’mm2940
Wheel base of track shoeJmm3830
Chassis lengthKmm4640
Chassis widthLmm3180
Track shoe gaugeMmm2580
Standard track shoe widthNmm600
Max. traction
KN204
Travelling speed (H/L)
Km/hr5.8/3.2
Swing speed
rpm10.5
Gradeability
Degree(%)35(70%)
Ground pressure
Kgf/cm20.45

Working range

图片2.png

ITEM 3.05 m Stick(mm)

JM3255LC-9C
Maximum digging radiusA10258
Ground maximum digging radius  A’10086
Maximum digging depthB6995
Ground maximum digging depth  B’6813
Maximum vertical digging depthC6090
Maximum digging heightD9612
Maximum dumping heightE6690
Min. front turning radiusF3740
Bucket digging forceISO162 KN
Stick digging forceISO123 KN

Engine specifications

SpecificationsModel
Cummins 6BTAA5.9-C178
Type
6-cylinder in-line, four-stroke turbocharger
Emission
National Ⅱ
Cooling method
Water cooled
Bore diameter × strokemm102×120
DisplacementL5.883
Rated power
133KW(178PS)@2000rpm
Max. torqueN.m708N.m@1500rpm
Engine oil capacityL24
Rated diesel consumptiong/ps.hr(rpm)203(1500rpm)
Starter
DENSO 24V/4.5KW
Generator
DELCO 24SI 28V/70A

 Main configuration

Parts          ModelJM3255LC-9C


EmissionNational Ⅱ
EngineDONGFENG Cummins
6BTAA5.9-C178
Main pumpKAWASAKI
K3V112DT
Main valveInline
HVME270B
Swing motorInline
HM5X180CHB
Travelling motorDOOSAN
TM40VD
TrackZHULIN
ACDOOWON
Slewing ringFANGYUAN
ArmJUNMA 5.85m
StickJUNMA 3m
BucketJUKE 1.2m3
FrameJUNMA


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