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Cat® 340 Hydraulic Excavator

Cat® 340 Hydraulic Excavator

The Cat® 340 is evidence of our time-proven engineering and manufacturing know-how for top-notch quality, reliability, and durability. In addition to a powerful engine with millions of hours of service and reinforced booms and sticks for taking on hard and heavy work, the standard, heavy-duty reinforced undercarriage expertly absorbs the stress between jobsite terrain and machine. Built for rugged conditions, this rock-solid machine will help you turn payloads into profit.

Engine

Net Power - ISO 9249

346hp

Net Power - ISO 9249 (DIN)

351hp (metric)

Engine Model

Cat C9.3B

Engine Power - ISO 14396

347hp

Engine Power - ISO 14396 (DIN)

352hp (metric)

Bore

5in

Stroke

6in

Displacement

568in³

Biodiesel Capability

Up to B20¹

Emissions

Meets U.S. EPA Tier 4 Final, EU Stage V, and Japan 2014 emission standards.

Note (1)

Net power advertised is the power available at the flywheel when the engine is equipped with fan, air intake system, exhaust system, and alternator with engine speed at 2,000 rpm. Advertised power is tested per the specified standard in effect at the time

Note (2)

¹Cat diesel engines are required to use ULSD (ultra-low sulfur diesel fuel with 15 ppm of sulfur or less) and are compatible* with ULSD blended with the following lower-carbon intensity fuels** up to: 20% biodiesel FAME (fatty acid methyl ester)*** 100%

Weights

Operating Weight

83100lb

Working Ranges and Forces

Maximum Digging Depth

26.9ft

Boom

Reach 6.5 m (21'4")

Stick

Reach 3.9 m (12'10")

Bucket

HD 2.36 m³ (3.08 yd³)

Maximum Reach at Ground Level

38.6ft

Maximum Cutting Height

35.3ft

Maximum Loading Height

24.5ft

Minimum Loading Height

6.2ft

Maximum Depth Cut for 2440 mm (8 ft) Level Bottom

26.5ft

Maximum Vertical Wall Digging Depth

21.1ft

Bucket Digging Force - ISO

47190lbf·ft

Stick Digging Force - ISO

32480lbf·ft

Hydraulic System

Main System - Maximum Flow

148gpm

Maximum Pressure - Equipment

5076psi

Maximum Pressure - Equipment - Lift Mode

5511psi

Maximum Pressure - Travel

5076psi

Maximum Pressure - Swing

4264psi

Swing Mechanism

Maximum Swing Torque

105214lbf·ft

Note (1)

*For CE-marked machine default value may be set lower

Service Refill Capacities

Fuel Tank Capacity

158.5gal (US)

Cooling System

10.5gal (US)

Engine Oil

8.5gal (US)

Swing Drive - Each

4.8gal (US)

Final Drive - Each

2.1gal (US)

Hydraulic System - Including Tank

98.5gal (US)

Hydraulic Tank

42.5gal (US)

DEF Tank

21.1gal (US)

Dimensions

Boom

Reach 6.5 m (21'4")

Stick

Reach 3.9 m (12'10")

Bucket

HD 2.36 m³ (3.08 yd³)

Shipping Height - Top of Cab

10.5ft

Handrail Height

10.5ft

Shipping Length

36.8ft

Tail Swing Radius

11.7ft

Counterweight Clearance

4.2ft

Ground Clearance

1.8ft

Track Length

16.6ft

Track Length to Center of Rollers

13.3ft

Track Gauge

9ft

Transport Width - 850 mm (33”) Shoes

11.9ft

Air Conditioning System

Air Conditioning

The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a or R1234yf. See the label or instruction manual for identification of the gas. If equipped with R134a (Global Warming Potential = 1430), the system conta

Standard Equipment:

  • Note
    • Standard and optional equipment may vary. Consult your Cat dealer for details.
  • Cat Technology
    • VisionLink
    • Remote Flash
    • Remote Troubleshoot
    • Operator Coaching
    • Compatibility with radios and base stations from Trimble, Topcon, and Leica
    • Capability with 3D grade systems from Trimble, Topcon, and Leica
    • Cat Grade with 2D
    • Cat Assist (Grade, Boom, Bucket, Swing, Lift)
    • Cat Payload (On-the-go weighing, Semiautomatic calibration, Payload/cycle information, USB Reporting Capability)
    • Work tool recognition and tracking (Requires PL161 attachment locator on work tool and Bluetooth receiver on machine)
    • Work tool recognition (PL161)
    • Work tool tracking (PL161)
  • Electrical System
    • Maintenance-free 1,000 CCA batteries (x2)
    • Centralized electrical disconnect switch
    • LED exterior chassis and boom lights
  • Engine
    • Three selectable modes: Power, Smart, Eco
    • Auto engine speed control
    • - 18° C (0° F) cold start capability
    • Double element air filter with integrated pre-cleaner
    • Remote disable
  • Hydraulic System
    • Boom and stick regeneration circuit
    • Electronic main control valve
    • Auto heavy lift
    • Auto dig boost
    • Auto hydraulic oil warmup
    • Bio hydraulic oil capability
    • Fine swing
    • Reverse swing damping valve
    • Auto swing parking brake
    • High performance hydraulic return filter
    • Two speed travel
  • Safety And Security
    • Cat E-Fence
    • Caterpillar One Key security system
    • Lockable external tool / storage box
    • Lockable door, fuel, and hydraulic tank locks
    • Lockable fuel drain compartment
    • Lockable disconnect switch
    • Service platform with anti-skid plate & recessed bolts
    • RH handrail and handhold
    • Signaling / warning horn
    • Ground-level secondary engine shutoff switch
    • Rearview camera
    • Inspection Lighting
  • Service And Maintenance
    • Integrated vehicle health management system
    • Grouped location of engine oil & fuel filters
    • Sampling ports for Scheduled Oil Sampling (S·O·S℠)
  • Undercarriage And Structures
    • Towing eye on base frame
    • Swivel guard
    • HD bottom guard
    • HD travel motor guards
    • Grease lubricated track
    • HD swing frame
    • HD swing bearing
    • 7.56 mt (16,667 lb) counterweight
  • Deluxe Cab
    • High-resolution 203 mm (8") LCD touchscreen monitor
    • Auto bi-level air conditioner
    • Jog dial and shortcut keys for monitor control
    • Keyless push-to-start engine control
    • Height-adjustable console
    • Tilt-up left-side console
    • Heated air-suspension seat
    • Monitor integrated Bluetooth radio with USB/Aux ports
    • 12V DC outlets
    • Document storage
    • Overhead storage and rear storage with nets
    • Beverage holder
    • Cup holder
    • Openable two-piece front window
    • Rear window emergency exit
    • Radial wiper with washer
    • Openable polycarbonate skylight hatch
    • LED dome light
    • Floor welcome light
    • Roof sunscreen
    • Roller front sunscreen
    • Washable floor mat
    • Beacon ready
  • Premium Cab
    • Beacon ready
    • High-resolution 254 mm (10") LCD touchscreen monitor
    • Auto bi-level air conditioner
    • Jog dial and shortcut keys for monitor control
    • Keyless push-to-start engine control
    • Height-adjustable console
    • Tilt-up left-side console
    • Heated and ventilated air-suspension seat
    • Monitor integrated Bluetooth radio with USB/Aux ports
    • 12V DC outlets
    • Document storage
    • Overhead storage and rear storage with nets
    • Beverage holder
    • Cup holder
    • Openable two-piece front window
    • Rear window emergency exit
    • Parallel wiper
    • Openable polycarbonate skylight hatch
    • LED dome light
    • Floor welcome light
    • Roof sunscreen
    • Roller front sunscreen
    • Washable floor mat

Optional Equipment:

  • Note
    • Standard and optional equipment may vary. Consult your Cat dealer for details.
  • Booms And Sticks
    • 6.18 m (20'3") Mass boom
    • 6.5 m (21'4") HD Reach boom
    • 2.55 m (8'4") Mass stick
    • 2.8 m (9'2") HD Reach stick
    • 3.2 m (10'6") HD Reach stick
    • 3.9 m (12'10") HD Reach stick
    • TB family bucket linkage with/without lifting eye
    • DB family bucket linkage with/without lifting eye
  • Cat Technology
    • VisionLink back office reporting
    • Cat Grade Connectivity
    • Cat Grade 2D with Attachment Ready Option (ARO)
    • Cat Grade with 3D (single or dual GNSS)
    • Cat Grade 3D Ready
    • GNSS antennae
    • Laser catcher
    • Cat Tilt Rotator (TRS) Integration
    • Operator Coaching
    • Advanced Payload (Daily totals, Custom lists, Smart weight target, E-ticket Integration)
  • Electrical System
    • Maintenance-free 1,000 CCA batteries (x4)
  • Engine
    • Oil level sensor
    • Battery-operated engine heater
    • Cold start block heater
    • 52°C (126°F) high-ambient cooling
    • Hydraulic reverse fan
    • -32°C (-25°F) cold start capability
  • Hydraulic System
    • Single one-way circuit
    • Combined two-way circuit
    • Hydraulic efficiency monitoring
  • Safety And Security
    • Cat Detect - People Detection
    • Cat Command remote control
    • Swing alarm
    • Boom lowering check valve
    • Stick lowering check valve
  • Undercarriage And Structures
    • Full-length track guiding guards
    • Segmented two-piece track guiding guards
    • HD rollers
    • 600 mm (24") double grouser, triple grouser, HD triple grouser track shoes
    • 700 mm (28") triple grouser track shoes
    • 800 mm (31") triple grouser track shoes
    • 850 mm (33") triple grouser track shoes
  • Deluxe Cab
    • High-resolution 254 mm (10") LCD touchscreen monitor
    • Roller rear sunscreen
    • Cat Stick Steer
    • Auxiliary relay
  • Premium Cab
    • One-piece front windshield
    • Cat Stick Steer
    • Auxiliary relay

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