Ditch Witch SK850 Footings Machine - Manual (Page 100)

SK850 Operator’s Manual
Specifications - 99
SK850 Power Specifications
CMW
®
SK850 Power Specifications
Specifications are called out according to SAE recommended practices. Specifications are general and subject to change without
notice. If exact measurements are required, equipment should be weighed and measured. Due to selected options, delivered
equipment may not necessarily match that shown.
Power U.S. Metric
Engine: Yanmar
®
3TNV88C, diesel, EPA Tier 4 Final, EU Stage IIIA
Number of cylinders 3
Displacement
100.1 in
3
1.64 L
3
Bore 3.46 in 88 mm
Stroke 3.54 in 90 mm
Manufacturer’s gross power rating (per SAE J1955) 36.9 hp 27.5 kW
Estimated net power rating (per SAE 1348) 35.1 hp 26.2 kW
Rated engine speed 3000 rpm 3000 rpm
Hydraulic System U.S. Metric
Auxiliary: double gear pump
Flow rate (pump 1) 8.8 gpm 33 L/min
Flow rate (pump 2) 5.1 gpm 20 L/min
Pressure 3625 psi 250 bar
Ground drive: dual hydrostat
Flow rate 15 gpm 56.8 L/min
Pressure 3625 psi 250 bar
Noise Levels
Operator 91 dBA sound pressure per ISO 6394
Exterior 104 dBA sound power per ISO 6393
Vibration Level
Average vibration transmitted to the operator’s hand during normal operation with a loader bucket is
4.31 m/sec
2
. Average vibration transmitted to the whole body during normal operation with a loader
bucket is 1.07 m/sec
2
. Actual vibration will depend upon the attachment being used.