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7

PC300-7 cab

interior 

is spacious and provides a comfortable working

environment…

Large Comfortable Cab

6

Comfortable Cab 

New PC300-7’s cab volume is increased by 14%, offering an

exceptionally comfortable operating environment. The large

cab enables full flat reclining of the seat back with headrest.

Pressurized Cab

With optional air conditioner, air filter and a higher internal air

pressure (

6.0 mm Aq 

0.2" Aq) prevent external dust from

entering the cab.

Low Noise Design

Noise level is remarkably reduced, not only engine noise but

also noise when swinging and hydraulic relief. 

Low Vibration with Cab Damper Mounting

PC300-7 uses new, improved cab damper mount system

that incorporates longer stroke and the addition of a 

spring. The new cab damper mounting combined with a

strengthened left and right side deck aids vibration reduction

at operator seat.

Vibration at floor is reduced from 120 dB (VL) to 115 dB (VL). 

dB (VL) is index for expressing size of vibration.

Rubber

Silicon Oil

Spring

Cab Damper  
Mounting

Multi-Layer
Viscous Mount

Floor Vibration

Comparison of Riding Comfort

Conditions:

  

 Traveling over obstacle

     one side track
  

 Traveling speed forward high

Pitch vertical direction on graph shows size of vibration.

Washable Cab Floormat

The PC300-7’s cab floormat 
is easy to keep clean. The
gently inclined surface has a
flanged floormat and drainage
holes to facilitate runoff.

Photo may include optional equipment.

Photo may include optional equipment.

Skylight

Sliding 

Window

Multi-Position Controls

The multi-position, pressure proportional control

levers allow the operator to work in comfort 

while maintaining precise control. A double-slide

mechanism allows the seat and controllers to move

together or independently, allowing the operator 

to position the controllers for maximum 

productivity and comfort.

Safety Features

Cab

FOG capable with optional bolt-

on top guard.

Wide Visibility

The right side window pillar has

been removed and the rear

pillar reshaped to provide better

visibility. Blind spots have been

decreased by 34%.

Pump/engine room partition 

prevents oil from spraying on 

the engine if a hydraulic hose

should burst.

Thermal and fan guards 

are

placed around high-temperature

parts of the engine and fan

drive.

Steps with non-skid sheet 

and large handrail. 

Steps with 

non-skid sheet provide anti-slip

footing for maintenance.

Seat Sliding Amount: 340 mm 13.4",
increased 120 mm 4.7"

Large Handrail

Seat with headrest 

reclined full flat

Thermal Guard

Defroster (optional)

W

ORKING 

E

NVIRONMENT

H

Y D R A U L I C  

E

X C A V A T O R

HYDRAULIC EXCAVATOR

PC300-7

PC300-7

0

Automatic Air Conditioner (optional)

A 6,900 kcal air conditioner

is utilized. The bi-level

control function keeps the

operator's head and feet

cool and warm respectively.

This improved air flow

function keeps the inside of

the cab comfortable

throughout the year.

Cab Frame Mounted Wiper

Bottle Holder and 
Magazine Rack

Non-skid Sheet

Summary of Contents for PC300-7 -

Page 1: ...EPOWER 180 kW 242 HP 1900 rpm OPERATING WEIGHT PC300 7 30800 31510 kg 67 900 69 470 lb PC300LC 7 31520 32280 kg 69 490 71 160 lb Photo may include optional equipment PC300 7 PC300LC 7 PC 300 H YDRAULI...

Page 2: ...t Low emission engine A powerful turbocharged and air to air aftercooled Komatsu SAA6D114E provides 180 kW 242 HP Economy mode saves fuel consumption Low operation noise Easily recycled design See pag...

Page 3: ...y is improved resulting in increased lifting capacity Larger Maximum Drawbar Pull PC300 7 s maximum drawbar pull is increased by 17 and provides superb steering and slope climbing performance Maximum...

Page 4: ...holes to facilitate runoff Photo may include optional equipment Photo may include optional equipment Skylight Sliding Window Multi Position Controls The multi position pressure proportional control le...

Page 5: ...VALUE Multi Function Color Monitor High Mid Low Travel Speed 5 5 km h 4 5 km h 3 2 km h 3 4 mph 2 8 mph 2 0 mph PC300 7 PC300 6 Engine oil 500 250 Engine oil filter 500 250 Hydraulic oil 5 000 5 000...

Page 6: ...cket Capacity Number heaped Width Weight Arm Length SAE PCSA CECE Without Side Cutters With Side Cutters With Side Cutters of Teeth 2 22 m 7 3 2 55 m 8 4 3 19 m 10 5 4 02 m 13 2 0 52 m3 0 68 yd3 0 48...

Page 7: ...0 kg 4750 kg 8500 kg 6000 kg 11350 kg 9350 kg 15250 kg 15200 kg 15 14 700 lb 10 400 lb 18 700 lb 13 200 lb 25 000 lb 20 700 lb 33 600 lb 33 700 lb 6 1 m 5600 kg 5600 kg 6750 kg 6750 kg 20 12 300 lb 12...

Page 8: ...1 900 lb 20 100 lb 40 800 lb 40 800 lb 4 6 m 7200 kg 4750 kg 9150 kg 6000 kg 12450 kg 9350 kg 16800 kg 16800 kg 15 15 900 lb 10 400 lb 20 200 lb 13 200 lb 27 500 lb 20 700 lb 37 000 lb 37 000 lb 6 1 m...

Page 9: ...0 Ah 2 x 12 V Bolt on top guard Operator Protective Guards level 2 FOG Boom 6470 mm 21 3 Cab accessories Rain visor Sun visor Cab front guard Full height guard Half height guard Heater with defroster...

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