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340 UHD Ultra High Demolition Hydraulic Excavator

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Engine Model Cat C9.3B

Engine Power - ISO 14396 314 HP

Bore 4.5 in

Stroke 5.9 in

The Cat® 340 UHD provides optimum machine solutions for building demolition up to 8 stories. With its unique coupling system, you can switch between two lengths of Ultra High Demolition fronts and two types of Retrofit booms and sticks with no special tools in 15 minutes. You simply won’t find a better 50-ton class choice for demolition..

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Engine

Engine Model

Cat C9.3B

Engine Power - ISO 14396

314HP

Bore

4.5in

Stroke

5.9in

Displacement

568in³

Hydraulic System

Main System - Maximum Flow

558 l/min (147 gal/min)

Maximum Pressure - Equipment

5076psi

Maximum Pressure - Equipment - Lift Mode

5511psi

Maximum Pressure - Travel

5076psi

Maximum Pressure - Swing

4264psi

Swing Mechanism - UHD Fronts

Swing Speed

5.2r/min

Swing Mechanism

Swing Speed

8.84r/min

Maximum Swing Torque

106000ft·lbf

Weights

Operating Weight

128000lb

Note (1)

Operating Weight includes Cat MP332 Multiprocessor with Pulverizer Jaws

Machine Weight - UHD Configuration

120600lb

Note (2)

340 UHD with 22m (72' 2") Front, 9.0 mt (19,842 lb) counterweight, hydraulically variable undercarriage 600 mm (24") HD TG tracks and no Work Tool

Machine Weight - Retrofit Configuration

139300lb

Note (3)

340 Retrofit boom with R3.2DB (10' 6") stick, 9.0 mt (19,842 lb) counterweight, hydraulically variable undercarriage 600 mm (24") HD TG tracks and 2.27 m3 (2.97 yd3) GD bucket

UHD in Cradle

19460lb

Retrofit Boom in Cradle - R3.35 TB Stick

15700lb

Retrofit Boom in Cradle - R2.9 TB Stick

15460lb

2-piece Retrofit boom in cradle - R3.2 DB stick

18980lb

Service Refill Capacities

Fuel Tank Capacity

159gal (US)

Cooling System

10gal (US)

Engine Oil

8gal (US)

Swing Drive

5gal (US)

Swing Drive - Each

10.6gal (US)

Final Drive - Each

2gal (US)

Hydraulic System - Including Tank

145.3gal (US)

Hydraulic Tank

43gal (US)

DEF Tank

21gal (US)

Dimensions

Note (1)

UHD Front

Shipping Height - Top of Cab

11.1ft

Shipping Length

59.6ft

Tail Swing Radius

11.6ft

Counterweight Clearance

4.6ft

Ground Clearance

1.66ft

Track Length

18.9ft

Track Gauge

9.3ft

Track Length to Center of Rollers

15.6ft

Working Gauge - Extended Position

11.1ft

Shipping Gauge - Retracted Position

7.8ft

Transport Width

9.83ft

Machine Length - without Front, with Counterweight

23.25ft

Machine Length - without Front and Counterweight

22.83ft

Cab Height - With FOGS

11.75ft

Track Width - Extended

13.08ft

Track Width - Retracted

9.83ft

Note (2)

600 mm (24") Track Shoe

Working Ranges and Forces

Maximum Pin Height at Stick Nose

72.2ft

Maximum Weight at Stick Nose

8160lb

Maximum Working Pin Height at Stick Nose - 1/2

61ft

Maximum Working Reach at Stick Nose - 1/2

45.4ft

Maximum Height at Stick Nose in Max Reach Position

41.5ft

Maximum Reach at Stick Nose

44.4ft

Note (1)

22 m (72' 2") UHD Front Over-the-Front

Working Ranges and Forces - Retrofit Boom - Straight

Note 1

Straight - R3.9 m DB stick (12' 10") Over-the-Front

Maximum Pin Height at Stick Nose

42.6ft

Maximum Weight at Stick Nose

13190lb

Maximum Height at Stick Nose in Max Reach Position

7.6ft

Maximum Reach at Stick Nose

37.2ft

Bucket

2.27 M3 (2.97 yd3) General Duty

Maximum Digging Depth

19.75ft

Maximum Reach - Ground Level

42.3ft

Maximum Loading Height

35.2ft

Minimum Loading Height

3.9ft

Bucket Digging Force - ISO

47160lbf

Stick Digging Force - ISO

32440lbf

Working Ranges and Forces - Retrofit Boom - Bent

Note 1

Bent - R3.9 m DB stick (12' 10") Over-the-Front

Bucket

2.27 M3 (2.97 yd3) General Duty

Maximum Digging Depth

24.8ft

Maximum Reach - Ground Level

39.1ft

Maximum Cutting Height

35.66ft

Maximum Loading Height

25.2ft

Minimum Loading Height

7.25ft

Bucket Digging Force - ISO

47160lbf

Stick digging Force - ISO

32440lbf

Standard Equipment:

Note
- Standard and optional equipment may vary. Consult your Cat dealer for details.
Cab
- FOGS guarding
- High resolution touchscreen monitor
- Tilt-up demolition cab with P5A 10 mm laminated front and roof glass
- Premium heated and cooled auto adjustable suspension seat
- Tilt-up left console for easy ingress/egress
- Windshield and roof parallel wiper with intermittent settings
Engine
- Cat C9.3B diesel engine
- Meets U.S. EPA Tier 4 Final or EU Stage V and Japan 2014 emissions standards
- Three selectable modes: Power, Smart, ECO
- Auto engine speed control
- Up to 4500 m (14,760 ft) altitude capability
- 52° C (126° F) high-ambient cooling
- -18° C (0° F) cold start capability
- Double element air filter with integrated precleaner
- Remote disable
- Biodiesel capability uo to B20
Hydraulic System
- Boom and stick regeration circuit
- Electronic main control valve
- Auto hydraulic oil warmup
- Auto swing parking brake
- High Performance hydraulic return filter
- Two-speed travel
- Bio hydraulic oil capability
Undercarriage And Structures
- Towing eye on base frame
Booms And Sticks
- Advanced tool control, UHD
Electrical
- Maintenance-free 1,000 CCA batteries (x 4)
- Centralized electrical disconnect switch
- LED lights
Cat Technology
- Cat Product Link
- Stability monitoring system for UHD
- Electronic pitch and roll indicator
- Swing 2D E-Fence
- Travel direction indicator
- Operator coaching
- Electronic joystick pattern changer
- Remote services capability
Service And Maintenance
- Grouped location of engine oil and fuel filters
- Scheduled Oil Sampling (S·O·S) ports
Safety And Security
- Cat One Key security system
- Lockable external tool/storage box
- Lockabel door, fuel, and hydraulic tanks
- Lockable fuel drain compartment
- Service platform with anti-skid plate and recessed bolts
- Rear and right-hand side cameras
- Service platform with anti-skid plate and recessed bolts
- Rear and right-hand side cameras

Optional Equipment:

Note
- Standard and optional equipment may vary. Consult your Cat dealer for details.
Cab
- Cat Stick Steer
Engine
- -32° C (-25° F) cold start capability
- Cold start block heaters
- Ether starting aid
Hydraulic System
- Boom lowering check valve (BLCV) for UHD front
- Stick lower check valve (SLCV) for UHD front
- SmartBoom with BLCV and Overload Warning Device for UHD front
- Combined two-way auxiliary circuits
- High and medium-pressure auxiliary circuits
- Quick coupler circuit
- Fine swing
- Long hydraulic Variable Gauge (VG) undercarriage
- Long undercarriage
Undercarriage And Structures
- 600 mm (24 in) double grouser track shoes
- 600 mm (24 in) triple grouser track shoes
- 700 mm (28 in) triple grouser track shoes
Booms And Sticks
- 22 m (72 ft 2 in) UHD front
- 25 m (82 ft) UHD front
- 2-piece Retrofit variable adjustment boom
- 7.4 m (24 ft 3 in) Retrofit boom
- R3.9 m ( 12 ft 10 in) DB Retrofit stick
- R3.2 m (9 ft 6 in) DB Retrofit stick
- R2.8 m (9 ft 2 in) DB Retrofit stick
- DB linkage with lifting eye
- Cradle for UHD front parts
- Cradle for Retrofit front parts
Electrical System
- Premium surround lighting package
Service And Maintenance
- QuickEvav maintenance ready
- Electric refuleing pump with auto shutoff