New Caterpillar 320 Hydraulic Excavator

320 Hydraulic Excavator

At a Glance

Engine Model

Cat C4.4 ACERT

Net Flywheel Power

162 HP

Operating Weight

49600 lb

Gross Power - ISO 14396/SAE J1995

164 HP

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Overview

The Cat® 320 excavator brings premium performance with simple-to-use technologies like Cat GRADE with 2D, Grade Assist, and Payload – all standard equipment from the factory to boost your operator efficiencies up to 45%. Combine these features with a new cab, longer maintenance intervals that lower your maintenance costs up to 15%, and a power system that reduces fuel consumption by up to 25% and you have a low-cost-per-unit-of-production excavator that’s perfect for medium- to heavy-duty applications.

Engine

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Engine Model	Cat C4.4 ACERT
Net Flywheel Power	162HP
Gross Power - ISO 14396/SAE J1995	164HP
Net Power - SAE J1349/ISO 9249	162HP
Engine RPM - Operation	1650r/min
Engine RPM - Travel	1800r/min
Bore	4in
Stroke	5in
Displacement	269in³

Weights

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Operating Weight	49600lb
Operating Weight - North America	49600lb
Note (1)	Reach boom, R2.9 (9'6") stick, HD 1.19 m3 (1.56 yd3) bucket and 790 mm (31 in) triple grouser shoes, 4.2 mt (9,300 lb) counterweight
Operating Weight - Europe/Australia & New Zealand	48300lb
Note (2)	Reach boom, R2.9 (9'6") stick, HD 1.19 m3 (1.56 yd3) bucket and 600 mm (24 in) triple grouser shoes, 4.2 mt (9,300 lb) counterweight

Hydraulic System

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Main System - Maximum Flow - Implement	113gal/min
Maximum Pressure - Equipment - Normal	5075psi
Maximum Pressure - Equipment - Heavy Lift Mode	5510psi
Maximum Pressure - Travel	4974psi
Maximum Pressure - Swing	3886psi

Service Refill Capacities

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Fuel Tank Capacity	86.6gal (US)
Cooling System	6.6gal (US)
Engine Oil	4gal (US)
Swing Drive - Each	1.3gal (US)
Final Drive - Each	1.3gal (US)
Hydraulic System - Including Tank	61.8gal (US)
Hydraulic Tank	30.4gal (US)
DEF Tank	10.3gal (US)

Dimensions

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Boom	Reach 5.7 m (18'8")
Stick	Reach 2.9 m (9'6")
Bucket	1.19 m3 (1.56 yd3)
Shipping Height - Top of Cab	9.8ft
Handrail Height	9.8ft
Shipping Length	31ft
Tail Swing Radius	9.3ft
Track Length to Center of Rollers	12ft
Ground Clearance	1.6ft
Track Gauge	7.9ft
Transport Width - 600 mm (24”) Shoes	9.8ft
Transport Width - 790 mm (31 in) Shoes	10.4ft
Counterweight Clearance	3.4ft

Working Ranges & Forces

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Boom	Reach 5.7 m (18'8")
Stick	Reach 2.9 m (9'6")
Bucket	1.19 m3 (1.56 yd3)
Maximum Digging Depth	22.1ft
Maximum Reach at Ground Level	32.4ft
Maximum Cutting Height	30.8ft
Maximum Loading Height	21.4ft
Minimum Loading Height	7.1ft
Maximum Depth Cut for 2440 mm (8 ft) Level Bottom	21.5ft
Maximum Vertical Wall Digging Depth	17ft
Bucket Digging Force - ISO	38811
Stick Digging Force - ISO	23911
Bucket Digging Force - SAE	30104
Stick Digging Force - SAE	23212

Standard Equipment:

Cab

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ROPS, sound suppression
Mechanically adjustable seat
High-resolution 203 mm (8 in) LCD touchscreen monitor

Cat Connect Technology

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Cat Product Link
Cat GRADE with 2D
Cat GRADE with Assist
Cat PAYLOAD

Engine

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Three selectable power modes
Auto engine idle shutdown
46°C (115°F) ambient cooling capacity
-32°C (-25°F) cold start capability
Reversing electric cooling fans
Biodiesel capability up to B20

Hydraulic System

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Boom and stick regeneration circuits
Auto hydraulic warm up
Auto two-speed travel
Boom and stick drift reduction valve

Boom And Sticks

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5.7 m (18'8") reach boom, 2.9 m (9'6") stick

Undercarriage And Structures

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Tie-down points on base frame

Electrical System

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Two 1,000 CCA maintenance-free batteries
Programmable time-delay LED working lights
LED chassis light, left-hand/right-hand boom lights, cab lights

Service And Maintenance

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Sampling ports for Scheduled Oil Sampling (S·O·S)
Ground-level and platform-level engine oil dipsticks
Remote flash

Safety And Security

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Rearview camera
Right-hand-side camera (Europe only)
Right-hand mirror
Ground-level engine shutoff switch
Right-hand handrail and hand hold
Signaling/warning horn

Optional Equipment:

Cab

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Air-adjustable seat with heat (Deluxe only)
High-resolution 254 mm (10 in) LCD touchscreen monitor

Cat Connect Technology

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Cat GRADE with Advanced 2D (not available on SLR)
Cat GRADE with 3D (not available on SLR)

Engine

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52°C (125°F) high-ambient cooling capacity

Hydraulic System

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Boom and stick lowering check valves
Hammer return filter circuit
Combined flow/high-pressure auxiliary circuit
Medium-pressure circuit
Quick coupler circuit for Cat Pin Grabber

Boom And Sticks

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8.85 m (29'0") SLR boom, 6.28 m (20'7") SLR stick

Undercarriage And Structures

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600 mm (24") triple grouser shoes
700 mm (28") triple grouser shoes
790 mm (31") triple grouser shoes
900 mm (35") triple grouser shoes
4200 kg (9,300 lb) counterweight for HD boom and stick
4700 kg (10,400 lb) counterweight for SLR boom and stick

Safety And Security

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Right-hand-side camera
360° visibility

Featured Equipment

320 Hydraulic Excavator

320 Hydraulic Excavator

360° Exterior View

360° Interior View

At a Glance

Overview

Engine

Weights

Hydraulic System

Service Refill Capacities

Dimensions

Working Ranges & Forces

Standard Equipment:

Cab

ROPS, sound suppression

Mechanically adjustable seat

High-resolution 203 mm (8 in) LCD touchscreen monitor

Cat Connect Technology

Cat Product Link

Cat GRADE with 2D

Cat GRADE with Assist

Cat PAYLOAD

Engine

Three selectable power modes

Auto engine idle shutdown

46°C (115°F) ambient cooling capacity

-32°C (-25°F) cold start capability

Reversing electric cooling fans

Biodiesel capability up to B20

Hydraulic System

Boom and stick regeneration circuits

Auto hydraulic warm up

Auto two-speed travel

Boom and stick drift reduction valve

Boom And Sticks

5.7 m (18'8") reach boom, 2.9 m (9'6") stick

Undercarriage And Structures

Tie-down points on base frame

Electrical System

Two 1,000 CCA maintenance-free batteries

Programmable time-delay LED working lights

LED chassis light, left-hand/right-hand boom lights, cab lights

Service And Maintenance

Sampling ports for Scheduled Oil Sampling (S·O·S)

Ground-level and platform-level engine oil dipsticks

Remote flash

Safety And Security

Rearview camera

Right-hand-side camera (Europe only)

Right-hand mirror

Ground-level engine shutoff switch

Right-hand handrail and hand hold

Signaling/warning horn

Optional Equipment:

Cab

Air-adjustable seat with heat (Deluxe only)

High-resolution 254 mm (10 in) LCD touchscreen monitor

Cat Connect Technology

Cat GRADE with Advanced 2D (not available on SLR)

Cat GRADE with 3D (not available on SLR)

Engine

52°C (125°F) high-ambient cooling capacity

Hydraulic System

Boom and stick lowering check valves

Hammer return filter circuit

Combined flow/high-pressure auxiliary circuit

Medium-pressure circuit

Quick coupler circuit for Cat Pin Grabber

Boom And Sticks

8.85 m (29'0") SLR boom, 6.28 m (20'7") SLR stick

Undercarriage And Structures

600 mm (24") triple grouser shoes

700 mm (28") triple grouser shoes

790 mm (31") triple grouser shoes

900 mm (35") triple grouser shoes

4200 kg (9,300 lb) counterweight for HD boom and stick

4700 kg (10,400 lb) counterweight for SLR boom and stick

Safety And Security

Right-hand-side camera