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SK85MSR-7

SR Series

Product specifications SK85MSR-7
Operating weight:

8,400 – 9,600 kg

Engine rated power:

53.7 kW/2,100 min-1 (ISO 14396)


Product specifications

Engine

Model:
YANMAR 4TNV98CT
Type:
Four-stroke, liquid-cooled, direct injection diesel, turbo charged complies with EU Stage V exhaust emission regulation
Displacement:
3.318 L
Rated power output:
53.7 kW/2,100 min-1 (ISO 14396)

Digging force

Bucket digging force (Standard):
60.3 {6,150}k
Arm crowding force (Standard):
37.1 {3,780} (1,87m)

Hydraulic system

Type:
Variable displacement piston pumps + one gear pump
Max. discharge flow:
2 x 72.5 L /min - 1 x 19 L /min
Swing motor:
One fixed displacement piston motor
Boom, arm and bucket:
29.4 Mpa {300 kgf/cm2}
Pilot control pump:
Gear type
Main control valve:
13-spool
Oil cooler:
Air cooled type

Travel Force

Travel motors:
Variable displacement piston, two-speed motors
Travel brakes:
Hydraulic brake
Parking brakes:
Wet multiple plate
Travel shoes:
39 each side
Travel speed:
5.0/2.7 km/h
Swing speed:
11,5 min-1
Drawbar pulling force:
77 kN (ISO 7464)
Gradeability:
58% {30°}
 

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