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Komatsu

H255S

Excavator

Operating Weight
529,110 lb
Max Digging Depth
343 in
Net Power
1,207.0 hp
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Komatsu H255S Excavator
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Specifications

41 data points

Operating Specifications

Operating Specifications specifications
Operating Weight529,110 lb
Fuel Capacity977.4 gal
Hydraulic Pump Flow Capacity713.2 gal/min
Hydraulic System Fluid Capacity766.0 gal
Hydraulic System Relief Valve Pressure4,495 psi
Swing Speed5 rpm

Engine

Engine specifications
Engine ModelK1500E
Power Measured @1,800 rpm
Gross Power1,207.0 hp
Net Power1,207.0 hp
Number of Cylinders12
AspirationTurbocharged

Dimensions

Dimensions specifications
Ground Clearance36 in
Length of Track on Ground236 in
Tail Swing Radius256 in
Width to Outside of Tracks221 in
Removal Counterweight Clearance110 in
Upper Structure Ground Clearance107 in
Length of Tracks309 in

Undercarriage

Undercarriage specifications
Ground Pressure32 psi
Track Gauge190 in
Max Travel Speed1.5 mph
Shoe Size32 in
Loading Shovel Operating Weight529,109 lb
Loading Shovel Shoe Width32 in
Loading Shovel Ground Pressure32 psi

Boom/Stick Excavator Option 1

Boom/Stick Excavator Option 1 specifications
Max Digging Depth343 in
Max Reach Along Ground595 in
Max Loading Height374 in
Max Vertical Wall Digging Depth79 in
Max Cutting Height580 in
Shipping Length of Unit650 in
Shipping Height of Unit359 in

Bucket

Bucket specifications
Reference Bucket Capacity18.40 yd³

Swing Mechanism

Swing Mechanism specifications
Swing Speed5 rpm

Loading Shovel

Loading Shovel specifications
Max Dig Depth146 in
Max Cutting Height571 in
Max Dump Height371 in
Max Dig Reach528 in
Height to Top of Boom - shovel292 in
Overall Length - shovel526 in

Comparable machines

Other excavators in a similar weight class.