High Capacity and Long Reach Excavator Maximum payload at maximum

					High Capacity and Long Reach Excavator


technical data
               20

Maximum payload at maximum reach
RB VC20
concept offers
G  up to 22m/72ft reach and 1.6m 3/2.1yd 3 capacity
G  Moving counterweight – perfect equilibrium
G  Ultra low ground pressure – safer operation
G  Direct pull on bucket
                                                                   FEATURES

4 Models available
                                                                    VC20 - 15        VC20 - 17       VC20 - 20        VC20 - 22

Maximum Reach                                           (m) (ft)   15.5   50’ 10”   17.0   55’ 9”   20.0   65’ 7”    22.0   72’ 2”

Maximum Depth                                           (m) (ft)   6.0    19’ 8”    7.0    23’ 0”   8.3    27’ 3”    10.0   32’ 10”

Max Depth    (with Deep Dig insert)                     (m) (ft)   8.0    26’ 3”     -       -      11.5   37’ 9”     -        -

Discharge Height                                        (m) (ft)   9.6    31’ 6”    8.3    27’ 3”   12.0   39’ 4”    10.4   34’ 1”

Discharge Height      (with Deep Dig insert)            (m) (ft)   7.0    23’ 0”     -       -      8.8    28’ 10”    -        -

Bucket Size at Maximum Outreach (Standard Attachment)

Silt                                           (litres) (cu. yd)   1600    2.10     1300   1.70     1000    1.31     800     1.05

Excavating                                     (litres) (cu. yd)   1400    1.83     1100   1.44     900     1.18     700     0.92

Max. Load    (Bucket & Contents)   at Full Reach (kg) (lbs)        3300    7280     2500   5510     1950    4300     1500    3310
                                                   SPECIFICATIONS

                                                 VC2O-15           VC2O-17           VC20-20           VC20-22

Maximum Weight                (tonnes) (lbs)    34.1   75180      34.8   76730      34.3   75630      35.0   77180

Ground Bearing         (kg/cm2)    (lbs/in2)    0.48     6.8      0.49     6.9      0.48     6.8      0.49     6.9

Diesel Engine                     (kw) (hp)    115.5    155      115.5    155      115.5    155      115.5    155

Hydraulic Pump      (litres/min) (US/gals)     2x150    2x40     2x150    2x40     2x150    2x40     2x150    2x40

Hydraulic Pressure               (Bar) (psi)    305     4300      305     4300      305     4300      305     4300

Pilot Controls - Hydraulics      (Bar) (psi)     34     480        34     480        34     480        34     480

Fuel Capacity          (Litres) (US/gals)       490     130       490     130       490     130       490     130

Hydraulic Oil Capacity(Litres) (US/gals)        460     122       460     122       460     122       460     122

Travel Speed               (km/hr) (mph)       0 - 2.6 0 - 1.6   0 - 2.6 0 - 1.6   0 - 2.6 0 - 1.6   0 - 2.6 0 - 1.6

Swing Speed                           (rpm)     5.1       -       5.1       -       5.1       -       5.1       -

Bucket Line Speed        (m/min) (ft/min)       50.0    164       50.0    164       50.0    164       50.0    164

Bucket Pull                   (tonnes) (lbs)    8.0    17640      8.0    17640      8.0    17640      8.0    17640




                                               MACHINE DIMENSIONS

                                                 VC2O-15           VC2O-17           VC20-20           VC20-22

A Width of Standard Track Links                 850      34       650      34       650      34       650      34

B Width of Tracks                              3610    11’ 10”   3610    11’ 10”   3610    11’ 10”   3610    11’ 10”

C Length of Tracks                             4650    15’ 3”    4650    15’ 3”    4650    15’ 3”    4650    15’ 3”

D Height of Tracks                             1050     3’ 6”    1050     3’ 6”    1050     3’ 6”    1050     3’ 6”

E Height of Operators Cab                      3150    10’ 4”    3150     10’ 4    3150     10’ 4    3150     10’ 4

F Width of Upper Works                         3230    10’ 7”    3230    10’ 7”    3230    10’ 7”    3230    10’ 7”

G Clearance under machine                       435     1’ 5”     435     1’ 5”     435     1’ 5”     435     1’ 5”

H Minimum Transit Height                       3700    12’ 2”    3700    12’ 2”    3700    12’ 2”    3700    12’ 2”

J Overall Length                               12420   40’ 9”    14100   46’ 3”    14900 48’ 10”     16500   54’ 2”

K Tail Swing                                   3080    10’ 1”    3080    10’ 1”    3080    10’ 1”    3080    10’ 1”

L Boom Point Height                            3250    10’ 8”    3500    11’ 6”    3200    10’ 6”    3500    11’ 6”




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                   PERFECT EQUILIBRIUM                                                ENVIRONMENTALLY COMPATIBLE

    The RB VC (Variable Counterbalance) Series of machines are                  The long reach capability of the VC product is ideally suited to
    unique – extending the bucket arm outwards automatically                    the handling of hazardous waste material, slurry ponds,
    moves the boom-mounted counterweight backwards, keeping                     environmental clean up operations and refuse tips in cities.
    the machine in perfect equilibrium. The patented VC system                  The long reach of the VC keeps the operator safe and well away
    provides high capacity at long reach, and maintains a low                   from the unknown or contaminated materials being handled.
    ground bearing pressure during the digging cycle. The VC’s
    sliding counterweight is ALWAYS in the correct position, and
    being boom mounted the counterweight speeds up the lift out
                                                                                        VC PRECISION ON WATERWAYS
    during digging.

                                                                                The VC machine is as ideally suited for maintaining waterways
                                                                                and channels as it is for cutting new ones.
            DIRECT PULL ON THE BUCKET                                           The Variable Counterbalance concept is particularly beneficial in
                                                                                soft ground conditions where the near perfect weight distribution
    A rope directly connected to the bucket is operated by a                    prevents damage to the bank. Mounted on a pontoon the VC
    powerful hydraulic winch to provide speedy bucket filling, better           gives yet further flexibility working at extreme radii.
    penetration and increased productivity.                                     The direct pull of the hydraulic winch gives high bucket force
                                                                                regardless of the arm position and the hydraulic bucket ram
                                                                                always ensures superb penetration.
       SEA DEFENCE & COASTAL PROTECTION

    The extreme reach of the VC series excavators makes the
                                                                                    WORKS WHERE MAN CANNOT TREAD
    machine ideally suited for sea defence projects and coastal
    protection work.
                                                                                When the going really gets tough, the fitment of ‘Bogmaster’
                                                                                crawlers allows a VC to work where a man cannot walk.
                                                                                Ground pressures as low as 0.17kg/sq.cm. (2.4lb/sq.in.) can be
                        VC ADAPTABILITY                                         achieved.

    VC’s in drainage applications often alternate as efficient high
    speed weed cutters and weed rakes. The weedcutting control is
    mounted on the main control valve.




                                                                                                                RB Cranes Ltd
                                                                                                                Thrumpton Lane, Retford,
                                                                                                                Nottinghamshire, DN22 7AN, England
                                                                                                                Tel +44 (0)1777 711 630
                                                  Due to our policy of continual product improvements all
                                                                                                                Fax +44 (0)1777 710 604
                                                  designs and specifications are subject to change without
A Langley Holdings Company                        advance notice.                                               www.rbcranes.co.uk

				
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