Mini-crawler excavator R55-7S   Main Specification

Whole Weight

kg

5500

Bucket Capacity

m3

0.06-0.18

Project

Unit

Specification

Engine

Model

YANGMA4TNV94L

Rated Power

kw/rmp

40/2200

Max. torque

kgf.m/rpm

20.6/1400

Hydraulic    system

Model

Variable Piston Pumpx2+Gear Pumpx1

Pressure(Operation/Rotation)

kg/cm2

220/215

Rated Flow

L/min

2x55+35.6

Operating system

Rotation speed

rpm

9.6

Walking speed(low/high)

km/hr

2.2/4.0

Bucket digging force(SAE)

kn

33.5

Stick digging force(SAE)

kn

25.3

Max.traction

kn

51.9

Grade ability

°

35

Dimensions

Total length

mm

5900

Total width

mm

1920

Total height

mm

2550

Track shoe width

400

Tail gyration radius

mm

1650

Track Gauge

mm

1500

TrackWheelbase

mm

1990

Upper roller

1x2

Lower roller

5x2

Ground clearance

mm

380

Bulldozing plate

mm

1920x350

FuelTank Capacity

Fuel Tank

L

120

Hydraulic Tank

L

70

Operating range

Boom Length

3000

Stick Length

1600

A

Max.Digging radius

mm

6150

A'

Max.ground digging radius

mm

6010

B

Max.digging depth

mm

3820

B'

Max.vertical digging depth

mm

3200

C

Max.digging height

mm

5780

D

Max.unloading height

mm

4050

E

Max.radius of gyration

mm

2350