HD820／HD820 -LC

Dimensions(Unit : mm)

HD820

FULLY HYDRAULIC EXCAVATOR

Bucket capacity: 0.45m3 - 1.1m3(ISO)Engine output: 110kW/2,050min-1(ISO Net)
Operating weight: 19,500kg (HD820 )/20,300kg (HD820 -LC)

HD820 -LC

*Less grouser bar

Address inquiries to :NOTE : Illustrations may include optional equipment. KATO products and specifications are subject to improvements and changes without notice.

KATO WORKS CO.,LTD.

QUALITY & EXPERIENCE
SINCE 1895

9-37, Higashi-ohi 1-chome, Shinagawa-ku, Tokyo 140-0011 Japan.
Tel. : Head Office Tokyo(03)3458-1111
Overseas Marketing Department Tokyo(03)3458-1115
Fax. : Tokyo(03)3458-1152
URL http://www.kato-works.co.jp

C017628.2005-2000(Np)2 Printed in Japan

Gentle with Nature, Gentle with you
Try and Feel the New Epoch of Performance
Roomy andComfortable Cabin
Auto air conditioner
UV cut glass
Ideal layout of each controlling gear
Mono piece big & wide side window
Anti-static-electricity fabric seat
Wide range adjustable seating position

Powerful Engine

Max Output: 110kW/2050min-1(ISO Net)
with inter-cooler & turbo-charger

Low Noise Emission
99dB(A)*, sound power levelLow Engine Emission
Complying with the latest
emission control

Durable Cooling System
High performance radiator andaluminum oil cooler
Easy access for cleaning.

Replacement Interval ofHydraulic Oil: 5,000 hours*JIS Sound power level.

.Standerd version.Type K-version for demorishon work
2.Type H-version for heavy duty work3HD820

Technical Specifications
ENGINE
Mitsubishi 6D34-TLE2A, 4 cycle intercooler turbo
charged diesel engine
6
Number of cylinders
104mm × 115mm
Bore & Stroke
5.86 L
Total displacement
110kW/2,050min-1 (ISO Net)
Rated output
580N・m/1,400min-1 (ISO Net)
Max. torque18.2:1
Compression ratio
Direct injection
Combustion system
225g/kW-hour
Specific fuel consumption
Pressurized water circulated by aCooling systemcentrifugal pump with thermostat
Lubrication system
Pressurized oil fed by a gearpump through full-flow and bypass cartridge filter
Electric, 24V-5kW
Starter
Alternator, 24V-35A
Generator
Mechanical
GovernorDry type filter
Air cleaner
Model

HYDRAULIC SYSTEM
Pumps
Double variable piston pump and gear pump
Max. discharge flow
2×235L/min
Max. discharge pressure
31.4MPa
32.9MPa
Max. discharge pressure (travel circuit only)
Oil filtration
Full-flow filter with replaceable element,
drain cartridge filter, pilot line filter andsuction strainer
Control valves
5＋4 section multiple control valves(with one free service circuit)
Pilot pumpGear type
Oil cooler
Finned tube, forced ventilation
Pressure relief valves
Primary and secondaryon each circuit

SWING SYSTEMSERVICE DATA

Axial piston motor with shockless valve
and reduction gear.
Brake
A hydraulic brake that locks automaticallywhen the swing control lever is in the neutral position and a mechanical parking
brake which is applied when the safety
lock lever is pulled backwards, the engine
is turned off or the swing control lever is in
the neutral position.
Lubrication
Completely housed and grease bathed
Max. swing speed
13.5min-1
Tail swing radius
2,750mm
Min. front swing radius
3,460mm

Fuel tank
320 L
Cooling system
23 L
Engine oil
22 L
Track drives
2×5 L
Swing drive
5L
Hydraulic oil tank(level)165 L(system)
260 L
In standard figure, with the 2.93m arm, 600mm grouser
shoes and 0.8m3 ISO, bucket.
Operating weight
19,500kg: HD820III
20,300kg: HD820III-LCGround pressure
43kPa: HD820III
42kPa: HD820III-LC

BOOM, ARM AND BUCKETTRAVEL SYSTEMCAB & CONTROLS
All weather sound suppressed, 1,000mm
wide pressed steel cab mounted on 6
point viscourse mounting.
Right hand leverControls the boom & bucket
Inner right hand lever (with foot pedal)
Controls the righthand track
Inner left hand lever (with foot pedal)
Controls the left
hand track
Left hand leverControls the arm & swing
Pilot control
Travel, boom, arm, bucket and swing
Engine throttle
Electric "Accel dial"
Meter & gauges
Hour meter, water temperatureand fuel level
Monitor display
Engine oil pressure, engine oil filter,
hydraulic oil filter, hydraulic oil temperature, water temperature, waterlevel, fuel level, battery charge, APC
monitor and air cleaner.
Indicator lamps
Caution lamp & Engine preheater
indicator lamp
Working lights
Provided on the boom left side andmounted on the frame
Lubrication chart
Inside the tool box
TypeDrive

Boom cylinders
Bore & Stroke
Arm cylinder
Bore & Stroke
Bucket cylinder
Bore & Stroke
Lubrication

Two, double acting
125mm × 1,315mm
One, double acting
135mm × 1,630mm
One, double acting
120mm × 1,090mm
Grease nipples, with centralized
greasing for remote points
Bucket digging force
136kN(High power)
144kN
Arm digging force
99kN(High power)
104kN
Note : High power can be used with STD arm and short arm

Lever switch

Quick accelerator
switchAPC & Accelerator
back up switch

Combination monitor Accelerator dialHigh powerswitchPressure sensor

Accelerator
emergency
circuit

APC 100 controller

APCemergency
circuitEngine
APC control valve
Accelerator
actuator●Combination monitor●Fire wall4／HD820 -LC●"APC" system

Hydraulic Pump

Drive

Independent axial piston motorwith reduction for each side
Independent disk parking brake for eachBrakes
side, applied automatically when the travel
levers are in the neutral position.
Track shoes
46 each side HD820III
49 each side HD820III-LC
Track adjustment
Grease cylinders with recoil springs
Lubrication
Sealed-for-life rollers and front idlers
with floating seals
Travel speed
High 0〜5.5km/h
Medium 0〜3.6km/h
Low 0〜2.5km/h。
Gradeability
70% (35 )Max. drawbar pull
174.6kN
Ground clearance (less grouser bar)
465mm
Track length
4,170mm HD820III
4,460mm HD820III-LC

HD820Working Ranges

Lifting Capacities
ArmRange-Max. digging radius-Max. digging reachat ground level-Max. digging depth

H*DSuper short Arm
1.90
9.00

Short Arm
2.43
9.47

STD Arm
2.93
9.91(Unit : m)Long Arm
3.92
10.81

8.82

9.29

9.74

10.66

5.68
9.29
6.38
3.40
4.85

6.21
9.55
6.62
2.87
5.64

6.70
9.76
6.83
2.37
6.12

7.70
10.21
7.26
1.37
7.17

3.66

3.59

3.46

3.41

* -Max. digging height* -Max. dumping height* -Min. dumping height* -Max. vertical wall* -Min. swing radiusdigging depth* -Max.
(2.44m level bottom)

*E

7.56

6.53

6.00

5.45

* Less grouser bar.
*FB

Extension ArmA*C * I *G
1,500mm
2.44 mBucketcapacity

3Bucketwidth

Dredging
bucket0.65
2,400mm
45°350mm

Backhoe bucket

Type of bucket

Slope forming bucket
2,000mm×1,250mm

m , ISO

0.45

0.55

0.80

0.90

1.0

1.1

W/O side cutters, mm

650

800

1,020

1,190

1,270

1,400

with side cutters,mm

765

915

1,135

1,305

1,385

−kg

520

570

640

710

760

760

770

980

4455562−

Bucket weight
Number of bucket teeth: OVER FRONTSuper short arm
Short arm
Standard arm
Long arm
Extension arm

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● General purpose ▲ Light work □ Loading● Yellow colored area means standard.

LOAD
POINT
HEIGHT
B(m)
7.00
6.00
5.00
4.00
3.00
2.00
1.00
0.00
-1.00
-2.00
-3.00
-4.00
-5.00

●
●
●
▲
×●
●
●
●
×○ Usable

●
●
●
▲
×

▲〔●〕
▲〔●〕
▲〔●〕
××□
□□××

●
●
●
▲
×× Unusable

7.00
6.00
5.00
4.00
3.00
2.00
1.00
0.00
-1.00
-2.00
-3.00
-4.00
-5.00

●

Flat shoe

Triangle shoe●●Type of shoes●●●kgRADIUS(m)* 3.55 * 3.55
* 3.62 * 3.62 * 3.65
* 3.92 * 3.92 * 3.90
* 4.74 * 4.74 * 4.39 3.86 * 4.18
* 4.95 * 4.95 * 6.42 * 6.42 * 5.69 4.96 * 4.98 3.68 4.35
* 4.39 * 4.39 * 4.95 * 4.95 * 6.40 4.65 5.45 3.49 4.23
* 4.58 * 4.58 * 4.51 * 4.51 * 5.36 4.40 5.27 3.33 4.11
* 3.00 * 3.00 * 4.70 * 4.70 * 4.41 * 4.41 * 4.95 4.22 5.13 3.20 4.02
* 5.44 * 5.44 * 4.64 * 4.64 * 4.40 * 4.40 * 4.81 4.12 5.04 3.12 3.96
* 5.30 * 5.30 * 4.53 * 4.53 * 4.41 * 4.41 * 4.82 4.08 5.01 3.09 3.94
* 4.80 * 4.80 * 4.42 * 4.42 * 4.46 * 4.46 * 4.97 4.11 5.03 3.12 3.99
* 4.50 * 4.50 * 4.39 * 4.39 * 4.60 * 4.60 * 5.36 4.21 5.13 3.21
* 4.50 * 4.50 * 5.00 * 5.00 * 6.51 4.40

2.00

3.00

LIFT POINT RADIUS
4.00
5.00

6.00

3.08
3.03
2.942.83
2.71
2.60
2.52
2.46
2.45
2.49

* 2.94 * 2.94
* 2.85 2.75
* 2.83 2.38
2.27 * 2.88 2.14
2.21 * 2.99 1.99

3.51
3.45
3.37
3.30
3.25
3.22

2.14
2.07
2.02
2.00

3.02
3.00
3.05
3.20
3.48
3.98
4.90
* 6.62

1.90
1.87
1.89
1.99
2.17
2.48
3.07
4.34

6.72
7.40
7.89
8.22
8.43
8.51
8.48
8.32
8.03
7.61
7.01
6.19
5.05

7.00

8.00

RADIUS(m)* 3.49 * 3.49
* 3.56 * 3.56 * 3.60
* 3.86 * 3.86 * 3.85
* 4.69 * 4.69 * 4.33 4.22 * 4.13
* 4.88 * 4.88 * 6.32 * 6.32 * 5.63 5.45 * 4.92 4.04 * 4.50
* 4.34 * 4.34 * 4.87 * 4.87 * 6.30 5.14 * 5.55 3.85 4.80
* 4.55 * 4.55 * 4.45 * 4.45 * 5.28 4.88 6.02 3.68 4.68
* 2.95 * 2.95 * 4.67 * 4.67 * 4.36 * 4.36 * 4.88 4.69 5.88 3.55 4.58
* 5.39 * 5.39 * 4.61 * 4.61 * 4.34 * 4.34 * 4.74 4.59 5.79 3.47 4.52
* 5.28 * 5.28 * 4.49 * 4.49 * 4.35 * 4.35 * 4.75 4.56 5.75 3.44 4.51
* 4.77 * 4.77 * 4.38 * 4.38 * 4.40 * 4.40 * 4.90 4.58 5.78 3.46 4.55
* 4.46 * 4.46 * 4.34 * 4.34 * 4.54 * 4.54 * 5.28 4.68 5.89 3.56
* 4.44 * 4.44 * 4.92 * 4.92 * 6.41 4.88

Standard Equipment●Net weight change

8.00* 2.88 * 2.88
* 2.80 * 2.80
* 2.78 2.61
2.49 * 2.83 2.35
2.43 * 2.94 2.19
2.35 * 3.11 2.10
2.29 * 3.35 2.06

3.36
3.30
3.21 * 3.50
3.90
3.10
3.82
2.98
3.75
2.873.70
2.78
3.67
2.73
2.72
2.76

2.24
2.21

3.47
3.65
3.97
4.54
5.61
* 6.55

2.10
2.20
2.40
2.75
3.40
4.81

6.72
7.40
7.89
8.22
8.43
8.51
8.48
8.32
8.03
7.61
7.01
6.19
5.05

2. Lifting capacities shown do not exceed 87% of machine hydraulic capacity or 75% of minimum tipping load.
3. Capacities marked with an asterisk (*) are limited by hydraulic capacities.
4. Lifting capacities are based on machine standing on firm, uniform supporting surface.
User must make allowances for job conditions such as soft or uneven ground.
5. Lifting capacities shown should not be exceeded. Weight of all lifting accessories must be deducted from the above lifting capacities.
6. Capacities apply only to the machine as originally manufactured and equipped by KATO WORKS CO., LTD.
7. The operator should be fully acquainted with the operation manual before operating the machine.

〔 〕= HD820 -LC

Grouser shoe(kPa)

7.00

Unit: 1,000kg●Ground pressure

6.00

AT MAXIMUM
LIFT POINT RADIUS●mm3.00

AT MAXIMUM
LIFT POINT RADIUS

A(m)

○○○○×

Track Shoes

Overall width2.00

Unit: 1,000kg

A(m)LIFT POINT RADIUS
4.00
5.00

HD820 -LC 600mm Shoe, 5.63m Boom, 2.93m Arm, 0.9m3 Bucket (710kg)●mm。
: OVER SIDE OR 360

600mm Shoe, 5.63m Boom, 2.93m Arm, 0.8m3 Bucket (640kg)

HD820●Shoe width

B

NOTE : 1. Lifting capacities are based on ISO 10567.

Shapes of bucket

Standardboom +A : REACH FROM SWING CENTERLINE
B : BUCKET HOOK HEIGHTC : LIFTING CAPACITIES

CLOADPOINTHEIGHT
B(m)BucketA／HD820 -LC

HD820Ⅲ

600700800

900600800●

HD820Ⅲ-LC

600700800900

600800●HD820Ⅲ

2,820

2,920

3,020

3,120

2,820

3,020

●
●

HD820Ⅲ-LC

2,990

3,090

3,190

3,290

2,990

3,190

HD820Ⅲ

433834314535

HD820Ⅲ-LC

4237

33

294434●

HD820Ⅲ
HD820Ⅲ-LC

S.T.D

410

670

950

860

1,440

●

S.T.D

440

720

1,010

920

1,530

●

New APC mode
Automatic slew parking brake
New auto-slow・One-touch-slow
Automatic travel parking brake
Multi-mode display monitor
One free service circuit for attachments
Adjustable monitor alarm
Rear view mirror (right side)
2 service hour meter
Track guard, 1 pc each side
3 traveling mode
Front window washer (2 sprays)
Automatic travel speed change
Spring assisted pull-up front window
6 points viscous damping, cab suspension
Multi position operator s seat
Adjustable seat suspension
Adjustable speed window wiper
Rear emergency escape window
Cabin light connected to cabin door
2 working lights(Upper front right side & Boom left side)
Main controi valve with antidrift valves(Boom & Arm)
Digging force booster (High power)
Swing shockless valve

Optional Equipment

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Tinted transparent hatch
Seat belt
Automatic climate control air conditioner
Hot & cool box contained with AC
Cabin heater
Auto tuning AM/FM radio with clock
2 speaker stereo
Working light (Cab left side)
Working light (Boom right side)
Working light (Cab right side)
Cab access step
Optional piping
Cab front half guard
Cab front full guard
Cab head guard
Electronic horn
Cabin fan
Swing warning light
Travel alarm

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Refueling pump
Air cleaner, double element
Low temperature spec
Tool set
Track guard, 3 pcs each side

● Yellow colored area means standard.

67