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www.Komatsu.com

CEN00102-02

Materials and specifications are subject to change without notice.

is a trademark of Komatsu Ltd. Japan.

Printed in Japan 200910 IP.As(05)

HORSEPOWER

Gross:514 kW 

688 HP @ 1800 rpm

Net:502 kW 

672 HP @ 1800 rpm

OPERATING WEIGHT

Backhoe:106500–110700 kg 

234,790–244,050 lb

Loading shovel:110900 kg 

244,490 lb

Photo may include optional equipment.

PC1250/1250SP

-8

BACKHOE

PC1250

-8

LOADING SHOVEL

PC

1250

STANDARD EQUIPMENT

OPTIONAL EQUIPMENT

ENGINE AND RELATED ITEMS:

Air cleaner, double element, dry

Variable speed cooling fan, with fan guard

Engine, Komatsu SAA6D170E-5

ELECTRICAL SYSTEM:

Alternator, 60 amp, 24 V

Batteries, 220 Ah, 2 x 12 V

Starting motors, 11kW x 2

Working lights-2 boom, 2 cab top front, 1 cab bottom, 1 cab
RH(Step light with timer)

Auto decelerator

UNDERCARRIAGE:

700 mm

28'' double grouser

8 track/3 carrier rollers (each side)

Hydraulic track adjusters (each side)

Track guiding guard (each side)

GUARDS AND COVERS:

Dust-proof net for radiator and oil cooler

Pump/engine room partition wall

Travel motor guards

Revolving frame under cover (Heavy-duty)

OPERATOR ENVIRONMENT:

Damper mount, all-weather, sound-suppressed cab with tinted
safety glass windows, lockable door, intermittent window wiper
and washer, floormat, cigarette lighter and ashtray 

Instrument panel with electronic display/monitor system,
electronically-controlled throttle dial, electric service meter, gauges
(coolant temperature, hydraulic temperature and fuel level),
caution lights (electric charge, engine oil pressure, and air cleaner
clogging), indicator lights (engine preheating and swing lock light)
level check lights (coolant, engine oil, and hydraulic oil level), self-
diagnostic system with trouble data memory

Rearview mirrors, left and right

Seat, fully adjustable with suspension

Cab with fixed front window

HYDRAULIC CONTROLS:

Fully hydraulic, with Electronic Open-Center Load-Sensing
(EOLSS) and engine speed sensing (pump and engine mutual
control system)

One gear pump for control circuit

Two axial piston motors for swing with single-stage relief valve

One axial piston motor per track for travel with counter balance
valve

Three variable capacity piston pumps (2 Main, 1 Swing)

Three control valves, 5+4+4 spools (boom, arm, bucket, swing,
and travel)

Control levers, wrist control levers for arm, boom, bucket, and
swing with PPC system

Control levers and pedals for steering and travel with PPC system

Oil cooler

In-line high pressure filters

Shockless boom control

Two-mode setting for boom

DRIVE AND BRAKE SYSTEM:

Brakes, hydraulic lock travel brakes, oil disc parking

Hydrostatic two travel speed system with planetary double
reduction final drive

OTHER STANDARD EQUIPMENT:

Automatic swing holding brake

Corrosion resister

Counterweight, 

18000 kg

39,680 lb

Horn, air

Marks and plates, English

Paint, Komatsu standard

Vandalism protection locks

Wide catwalk

Large handrails

One-touch engine oil drainage

PM tune-up service connector

Travel alarm

Rear reflector

Anti-slip plates

Alternator, 90 Amp,  24 V

Arms (Backhoe):

3400mm

11'2'' arm assembly

3400mm

11'2'' HD arm assembly

3400mm

11'2'' SP arm assembly

4500mm

14'9'' arm assembly

4500mm

14'9'' HD arm assembly

5700mm

18'8'' arm assembly

Arms (Loading shovel):

3800mm

12'6'' arm assembly

Auto air conditioner

Automatic grease system, Lincoln 18 ltr

Booms (Backhoe):

7800mm

25'7'' SP boom assembly

9100mm

29'10'' boom assembly

Booms (Loading shovel):

5300mm

17'5'' boom assembly

Cab with pull-up type front window

Communication system for VHMS (Orbcomm)

General tool kit

Grease gun, air pump

Heater

Interconnected horn and flashing light

Radio AM/FM

Seat belt 

78 mm

3''

Shoes:

1000 mm

39.4'' double grouser

Spare parts for first service

Track roller guard (full length)

Track frame undercover (center)

Vehicle Health Monitoring System (VHMS)

H

YDRA

ULIC 

E

XCA

V

A

T

O

R

Содержание PC1250 -

Страница 1: ...h fixed front window HYDRAULIC CONTROLS Fully hydraulic with Electronic Open Center Load Sensing EOLSS and engine speed sensing pump and engine mutual control system One gear pump for control circuit Two axial piston motors for swing with single stage relief valve One axial piston motor per track for travel with counter balance valve Three variable capacity piston pumps 2 Main 1 Swing Three contro...

Страница 2: ...tenance Easy Cleaning of Cooling Unit Fan reverse rotation function facilitates clogged radiator cleaning Centralized Arrangement of Engine Checkpoints Anti slip Plates for improved foot traction Large Handrail Step and Catwalk provide easy access to the engine and hydraulic equipment See page 10 Highly Reliable Electronic Devices Exclusively designed electronic devices have passed severe testing ...

Страница 3: ...Common Rail system Electronically controlled cooled EGR system Hydraulic control valve Main pump Komatsu Technology Komatsu develops and produces all major components such as engines electronics and hydraulic components in house With this Komatsu Technology and adding customer feedback Komatsu is achieving great advancements in technology To achieve both high levels of productivity and economical ...

Страница 4: ...provide excellent reliability and durability when working on rocky ground or blasted rock Quarry Bucket with XS Tooth High tensile strength steel Koma hard materials Shroud Enlarged XS Tooth Unique bucket tooth shape superior digging performance Long term high sharpness Great penetration performance Hammerless safe and easy tooth replacement Tooth replacement time Halves the conventional machine S...

Страница 5: ...ate runoff Photo may include optional equipment Photo may include optional equipment Multi position Controls The multi position PPC proportional pressure control levers allow the operator to work in comfort while maintaining precise control A double slide mechanism allows the seat and control levers to move together or independently allowing the operator to position the controls for maximum produc...

Страница 6: ...Data Memory Function Trouble data is stored to serve as references for future trouble shooting Error codes are displayed to aid in service diagnosis Convenient Utility Space Utility space provides great convenience to store tools spare parts etc H Y D R A U L I C E X C AVAT O R PC1250 8 VHMS Vehicle Health Monitoring System optional VHMS controller monitors the health conditions of major component...

Страница 7: ...OOM COMBINATION Unit mm ft in H Y D R A U L I C E X C AVAT O R PC1250 8 LOADING SHOVEL Operating weight including 5300 mm 17 5 boom 3800 mm 12 6 arm 6 5 m3 8 5 yd3 heaped bucket operator lubricants coolant full fuel tank and standard equipment PC1250 8 Shoes Operating Weight Ground Pressure Double grouser 110900 kg 142 kPa 700 mm 244 490 lb 1 45 kg cm2 28 20 6 psi PC1250 8 PC1250SP 8 Operating Gro...

Страница 8: ...500 15500 30 33 500 33 500 34 200 34 200 6 1 m 15850 13200 17300 17300 19950 19950 24400 24400 20 34 900 29 100 38 100 38 100 44 000 44 000 53 800 53 800 3 0 m 15650 11850 16400 12500 19800 16100 23900 20850 30550 27650 10 34 500 26 200 36 100 27 500 43 700 35 500 52 700 46 000 67 400 60 900 0 0 m 16250 12300 19950 15200 24200 18200 32650 26100 0 35 900 27 100 44 000 33 500 53 400 40 200 72 000 57...

Страница 9: ... m 8400 8400 12850 9600 15950 12050 20 100 15300 25900 19800 34800 26450 31200 31200 0 18 500 18 500 28 400 21 100 35 200 26 600 44 300 33 800 57 100 43 600 76 700 58 300 68 800 68 800 3 0 m 11500 10150 15500 11600 19300 14600 24850 18800 33600 25300 47600 36800 10 25 400 22 400 34 100 25 600 42 600 32 100 54 800 41 500 74 100 55 800 105 000 81 100 6 1 m 18600 14100 19750 15000 25200 19150 33250 2...

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