Wheel Hydraulic Excavator

Detailed Product Description

Excavator Engine
Rated power:                             21.7kW/2,400rpm
Model:                                          Yanmar3TNV88: SSU
Type:                                             three: cylinder, director injection, natural air drawing, water cooled
Bore x stroke:                               88mm x 90mm
Displacement: :                           1.64L/min
Fuel tank:                                       36L
Fuel consumption:                       245g/kWh

Electric system
Voltage:                                           12V
Starter:                                             12V/2.3kW
Alternator:                                        12V/40A
Hydraulic pump
Hydraulic pump:                              piston pump and gear pump
Max. flow:                                          98L/min
Max pressure:                                  24.5MPa
Oil tank capacity:                              25L

Hydraulic controls
Power distribution: via control valve with integrated safety valves
Simultaneous and independent operation of travel drive, swing drive and work attachment
Digging and swing:  joystick operation via proportional valve (working speed adjustable)
Travel: operated by foe pedals or hand lever via a proportional valve
Additional functions: via switch and joystick

Swing drive
Type of motor:                                      swash: plate type hydraulic motor
Transmission:                                     compact planetary reduction gear
Self oil lubrication
Swing support: inner joggle ball bearing
Swing torque:                                        11.21kN.m
Brake:                                                       wet discs brake (spring applied pressure released)

Implement
Type: resistant Mn:                                 alloyed steel plate + casting
Hydraulic cylinders:                                high pressure, shock absorbed
Privets: sealed
Lubrication:                                                via grease gun
Hydraulic connections:                            JIS and DIN bolt connections
Bucket:                                                        0.11cbm as standard

Cabin
Cab: turntable cab, framework built from abnormity steel
Shock: absorbed, front window removable, front ball window demountable
Seat: adjustable seat
Joysticks:             control Joystick operation
Monitoring:            LCD display, pellicle type switch
Heating system: standard air conditioning, combined cooler/heater

Undercarriage
Versions: standard structure
Drive: compact planetary reduction gear
Travel speed:                          low range 2.6km/h
Max. drawbar pull:                  46kN
Track pads:                              2 grouser
Brake:                                        wet discs brake
Operating weight and ground pressure
Operating weight:                    3,550kg
Ground pressure:                    4.27kg/cm³

Packing:
Wooden case