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SWE155E-3H construction machinery digging construction Medium Excavator

Sunward has been developing hydraulic crawler excavator since 1999, and is known as "the national brand leader in Chinese excavator industry". Sunward's excavator products cover a full range (mini, compact, medium and large) from 0.8t to 90t. Excavators of Sunward feature attractive appearance, excellent performance, user-friendly operation, easy maintenance and internationally advanced performance indicators, and are exported to more than 60 countries and regions, including Europe and USA. Sunward is ranked the top 20 excavator manufacturers around the world.
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  • SWE155E-3H

Power Unit
ModelCummins QSF3.8
TypeFour-stroke, supercharging, inter-cooling and direct injection
Air suctionTurbocharging and air cooling
Number of cylinders4
Cylinder diameterxstroke 102mmX115mm
Displacement3.76L
Rated power93kW/2200rpm
Maximum torque500Nm/1200rpm



Traveling System
Driving modeHydraulic drive
Travel motor2x two-speed transmission axial piston motor
Parking brakeHydraulic disc brake
Traveling speed3.2/5.3 km/h
Traveling traction115kN
Maximum gradeability70% (35° )



Hydraulic Unit
Hydraulic pump

TypeDual-tandem plunger pump with variable displacement
Discharge of main pump2X126.4L/min
Discharge of pilot pump1X20L/min
Maximum pressure
Oil circuit of working unit/supercharging31.4/34.3 MPa
Slewing oil circuit25.0MPa
Traveling oil circuit34.3MPa
Pilot oil circuit3.9MPa



Hydraulic Oil Cylinder

Number of cylinders - cylinder diameter x arm diameter x stroke
Boom oil cylinder2-105mm X 75mm X 995mm
Arm oil cylinder1-120mmX80mmX1173mm
Bucket oil cylinder1-100mm X 70mm X 870mm



Lower Traveling Frame
Intermediate frameHD type and X-shaped frame
Crawler frame
HD type box beam structure
Number of crawler sectionssections
Number of carrier rollers
2X2
Number of thrust rollers
2X7
Caterpillar track guide mechanism
2X2



Coolant and Lubricant
Fuel tank245L
Hydraulic oil tank150L
Radiator22L
Engine oil12L
Traveling reducer oil2X4.7L
Slewing reducer oil6.6L



Rotary System



Driving modeHydraulic drive
Swing motorAxial plunger motor
Parking brakeHydraulic disc brake
Rotating speed11 rpm







Working Weight and Speciflc Pressure
The working weight includes a 4,600 mm HD type boom, a 2,500
mm HD type arm, an operator, lubricant, coolant, fuel and other
standard equipment.



Working weight14800kg
Width of track link600mm
Ground specific pressure36.8kPa



Bucket
Bucket capacity (ISO standard)m30.61
Bucket width (including side blade plate)mm940
Bucket weightkg540
Number of bucket teeth5
Configurations
(2.5m) Standard armStandard Configurations


                                          Outline Dimension






Boom lengthmm4600length of trackmm3000
Arm lengthmm2500Length of trackmm3765
Total lengthmm7825Track gaugemm2000
Total heightmm2825Width of trackmm2600
Total widthmm2600Width of track linkmm600
Ground clearance
of counterweight
mm940Cab heightmm2825
Minimum ground
clearance
mm410Height of machine hoodmm2145
Tail swing radiusmm2355Width of turntablemm2490


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Sunward Intelligent Equipment Group (hereinafter referred to as "SUNWARD") was founded in 1999, led by Professor He Qinghua of Central South University.

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