GC78-8 Hydraulic Crawler Excavator

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Product Description:

GC78-8 Hydraulic Crawler Excavator, equipped with YANMAR 4TNV94L Engine, with Boom 3.71m, Arm 1.65m, Bucket 0.28m3, and Blade 2150mm×342.3mm.

GC78-8 Hydraulic Crawler Excavator

Technical Specifications

        Engine

    Travel System

Model

YANMAR 4TNV94L

Travel motors

JEIL, Korea; Variable axial piston motor

Type

Four-cylinder in line,

natural intake

Support roller quantities

2×5

Carrier roller quantities

2×1

No. of cylinder

4

Travel shoes

2×38

Bore and stroke

98mm×110mm

Travel speed

2.8/4.8km/h

Displacement

3.319L

Drawbar pulling force

57kN

Power output

43.4kW/2200rpm

Grade ability

70% (30°)

Ground clearance

384mm

      Hydraulic System

      Cab Control

Pump

NACHI, Japan

Cab

All-weather, sound-suppressed Cab and equipped with a heavy, insulated Floor Mat; Front Window can be opened and slid; 6-direction adjustable Seat; LED display, Automatic monitoring, display and warning; cool & hot Air Conditioner

Type

variable double–piston pump

Max. discharge flow

169.5L/min

Max. discharge pressure

Boom, arm and bucket

28MPa

Control

Two hand levers and two foot pedals for travel Two hand levers for excavating and swing;

Electric rotary-type engine throttle

Travel circuit

28MPa

Swing circuit

23.5MPa

Control circuit

3.5MPa

Boom, Arm Bucket

Pilot control pump

Gear type

Boom cylinder

115mm×65mm×840mm

Main control valve

Negative flow control

Arm cylinder

100mm×60mm×855mm

Oil cooler

Air cooled type

Bucket cylinder

90mm×55mm×710mm

      Swing System

Refilling Capacitieslubrications

Swing motor

JEIL, Korea;

Fuel tank

130L

Swing motor type

Axial-piston motor

Cooling system

8L

Brake

Hydraulic oil released

Engine oil

12L

Parking brake

Hydraulic disc brake

Hydraulic oil tank

95L  Tank oil level

Swing speed

11.3r/min

114L  Hydraulic system

                          Bucket


Type

Backhoe bucket


    Bucket capacity

0.28m3 (SAE)


Bucket width

750mm


Arm Type


A

Max. digging depth

7222mm


B

Max. dumping height

5145mm


C

Max. digging height

3963mm


D

Max. vertical digging depth

3715mm


E

Max. Depth cut for 2440m(8')Level Bottom

3874mm


F

Max. digging distance

6324mm


G

Max. digging radius at ground level

6171.8mm


H

Min. swing radius of work equipment

1818.5mm


Digging Force (ISO6015)        Unit: kN


Arm length

1650mm


Bucket digging force

56kN


Arm digging force

41.5kN


Arm Type                                 1650mm


A

Overall length

6320mm

I

Tread

2130mm


B

Ground contact length (Transportation)

4330mm

J

Track length

2749.5mm


C

Overall height(to top of boom)

2829mm

K

Track gauge

1700mm


D

Overall width

2150mm

L

Track width

2150mm


E

Overall height(to top of cab)

2652mm

M

Shoe width

450mm


F

Counter weight ground clearance

812mm

O

Bonnet height

1775mm


G

Ground clearance

384mm

P

Revolving frame width

2203mm


H

Tail swing radius

1822mm

Q

Distance from swivel center to tail

1750mm



             Operating Weight and Ground Pressure


Operating weight includes basic machine (with boom 3.71m, arm 1.65m bucket 0.28m3, and blade 2150mm×342.3mm)


Shoe width

450mm


Overall width

2150mm


Ground pressure

32KPa


Operating weight

7000kg





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On the big map, the enemy movement will have obvious ripples, and it will not appear on the minimap.If the enemy to escape to the excavator, into, you will hear a very clear sound, like terror footsteps, so when the excavator on the mobile side if you can find the enemy immediately. Play with the excavator, you must bring headphones.It is worth noting that, if the enemy is stationary, you can not hear, such as the enemy 3 BUFF blue eyes sweep ambush, you can not face the grass so dangerous, but to find the angle shrink gun (by the shrink gun in the enemy will be exposed to the blue grass field) watch Party A. Generally, the enemy who hears the enemy is sure to hit the ground gun in a locked position, and when he is not sure, he will plug into the eye and shrink the cannon. It's very difficult to hide.
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Excavator Jackhammer Attachment
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Depends on the size of the excavator. Maybe you could rephrase the question to get a more accurate answer.
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