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    Hydraulic Excavators Crawled (KOMATSU)

    Hydraulic Excavators Crawled (KOMATSU)
    PC78UU-8


    ALL MAKERS >
    Main Specifications
    Std. Bucket capacity = (Old-JIS/New-JIS)
    Operating weight 7860kg Std. bucket width
    Std. bucket capacity /0.28m3
    Dimensions
    Overall length

    A
    		6060mm
    Undercarriage width

    E
    Rear end radius

    B
    		1340mm
    Track gauge F
    		1870mm
    Std. shoe width

    C
    		450mm
    Overall height

    G
    		2730mm
    Track length

    D
    		2235mm
    Overall width H
    		2330mm
    Crawler length

    (D)
    		2840mm
    Ground clearance

    I
    		1720mm
    Std. arm length  
    N/Amm
       
       
    Engine
    Manufacturer KOMATSU No. of cylinders N/A
    Model SAA4D95LE-5 Bore x Stroke N/Amm
    Rated output 42.8{55}/1950kW{PS}/rpm Displacement 3.26ltr.
    Max.torque /1950N-m/min-1  
    Hydraulic System
    Relief valve setting 26.5MPa Hyd. pump type x qty. PPPx1
    Performance
    Gradeability 35deg.
    Max. digging reach at G.L. X
    		5820L, 6240C, 5820Rmm
    Arm crowd force /38.8kN
    Max. dumping clearance Y
    		4920L, 5260C, 4920Rmm
    Bucket digging force /61.3kN
    Max. digging height Z
    		6990L, 7330C, 6990Rmm
    Max. digging depth U
    		3760L, 4230C, 3760Rmm Min. outside turning radius
    --mm
    Max. digging depth (P) V
    		Travel speed 2.9/5.0km/h
    Max. digging reach W
    		5970L, 6400C, 5970Rmm Swing speed
    boom swing offset

     

    		Boom swing angle NIL deg.
    Others
    Remarks RESM,LN,SSR,OFF-SET
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