Model

YANMAR 4TNV88

Travel motors

KYB, Japan;

Type

Direct injection, water cooled, natural intake

Support roller quantities

2×5

Carrier roller quantities

2×1

No. of cylinder

4

Travel shoes

2X35

Bore and stroke

88X90(mm)

Travel speed

2.7/4.4(km/h)

Displacement

2.19L

Drawbar pulling force

35kN

Power output

25.2kw/2200rpm

Gradeability

58%(30⁰)

Max. torque

142N.m/1200rpm

Ground clearance

350mm

Boom, arm and bucket

21.5 MPa

Voltage

12V

Travel circuit

15.7 MPa

Batteries

1x12V

Swing circuit

15.7 MPa

Battery capacity

80Ah

Control circuit

3.9 MPa

Boom, Arm & Bucket

Pilot control pump

Gear type

Boom cylinder

Φ90xΦ50xS552-L915

Main control valves

KYB, Japan

Arm cylinder

Φ85xΦ50xS580-L920

Oil cooler

Air cooled type

Bucket cylinder

Φ70xΦ45xS443-L745

Swing motor

KYB, Japan

Fuel tank

82 L

Swing motor type

Axial-piston motor 

Cooling system

12 L

Brake

Hydraulic oil released

Engine oil

6L

Parking brake

Hydraulic disc brake

Hydraulic oil tank

59L Tank Oil Level

Swing speed

10 r/min

85L Hydraulic System

A

Overall length 

5500mm

I

Track grounding length

1710mm

B

Ground contact length

3353mm

J

Track length

2190mm

C

Overall height(to top of boom)

1861mm

K

Track gauge

1400mm

D

Overall width

1750mm

L

Track width

1750mm

E

Overall height(to top of cab) 

2455mm

M

Track Shoe width

350mm

Operating weight includes basic machine;

Operating weight

4200 Kg

Ground pressure

36 KPa