340 Straight Boom

Demolition Excavators 340 Straight Boom

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Key Specs

Operating Weight
87800 lb
39800 kg
Maximum Pin Height at Stick Nose
39.4 ft
12 m
Maximum Weight at Stick Nose
9170 lb
4160 kg

Overview

Perfect for low-level demolition, sorting, and excavating.

With its new cab, long maintenance intervals, and power system that improves fuel efficiency up to 15%, the Cat® 340 is the perfect choice for low-level demolition, sorting, and other excavation tasks.

Benefits

Up To 15% More fuel efficiency

Get more work done with advanced engine and electrohydraulic controls.

New cab with more comfort and safety

Deluxe cab with ISO-certified ROPS protection makes for a safer, quieter work environment.

Up To 15% Lower maintenance costs

Increase uptime and reduce costs with extended maintenance intervals.

Product Specifications for 340 Straight Boom

Engine Model C9.3B C9.3B
Net Power - ISO 9249 346 HP 258.3 kW
Net Power - ISO 9249 (DIN) 351 hp (metric) 351 hp (metric)
Engine Power - ISO 14396 347 HP 259 kW
Engine Power - ISO 14396 (DIN) 352 hp (metric) 352 hp (metric)
Bore 5 in 115 mm
Stroke 6 in 149 mm
Displacement 568 in³ 9.3 l
Biodiesel Capability Up to B20¹ Up to B20¹
Emissions Meets U.S. EPA Tier 4 Final, EU Stage V, and Japan 2014 emission standards. 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 1,900 rpm. Advertised power is tested per the specified standard in effect at the time of manufacture. 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 1,900 rpm. Advertised power is tested per the specified standard in effect at the time of manufacture.
Note (2) ¹Cat diesel engines are required to use ULSD (ultra-low sulfur diesel fuel with 15 ppm of sulfur or less) or ULSD blended with the following lower-carbon intensity fuels** up to: 20% biodiesel FAME (fatty acid methyl ester)* or 100% renewable diesel, HVO (hydrotreated vegetable oil) and GTL (gas-to-liquid) fuels.Refer to guidelines for successful application. Please consult your Cat dealer or “Caterpillar Machine Fluids Recommendations” (SEBU6250) for details. *Engines with no aftertreatment devices can use higher blends, up to 100% biodiesel (for use of blends higher than 20% biodiesel, consult your Cat dealer). **Tailpipe greenhouse gas emissions from lower-carbon intensity fuels are essentially the same as traditional fuels. ¹Cat diesel engines are required to use ULSD (ultra-low sulfur diesel fuel with 15 ppm of sulfur or less) or ULSD blended with the following lower-carbon intensity fuels** up to: 20% biodiesel FAME (fatty acid methyl ester)* or 100% renewable diesel, HVO (hydrotreated vegetable oil) and GTL (gas-to-liquid) fuels.Refer to guidelines for successful application. Please consult your Cat dealer or “Caterpillar Machine Fluids Recommendations” (SEBU6250) for details. *Engines with no aftertreatment devices can use higher blends, up to 100% biodiesel (for use of blends higher than 20% biodiesel, consult your Cat dealer). **Tailpipe greenhouse gas emissions from lower-carbon intensity fuels are essentially the same as traditional fuels.
Main System - Maximum Flow 560 l/min (148 gal/min) 560 l/min (148 gal/min)
Maximum Pressure - Equipment 5076 psi 35000 kPa
Maximum Pressure - Equipment - Lift Mode 5511 psi 38000 kPa
Maximum Pressure - Travel 5076 psi 35000 kPa
Maximum Pressure - Swing 4264 psi 29400 kPa
Swing Speed 8.84 r/min 8.84 r/min
Maximum Swing Torque 10741 ft·lbf 143 kN·m
Operating Weight 87800 lb 39800 kg
Note (1) Long undercarriage, Straight boom, R3.9DB (12'10") stick, GD 2.27 m³ (2.97 yd³) bucket, 700 mm (28") triple grouser shoes, and 9 mt (19,800 lb) counterweight. Long undercarriage, Straight boom, R3.9DB (12'10") stick, GD 2.27 m³ (2.97 yd³) bucket, 700 mm (28") triple grouser shoes, and 9 mt (19,800 lb) counterweight.
Fuel Tank Capacity 158.5 gal (US) 600 l
Cooling System 10.5 gal (US) 40 l
Engine Oil 8.5 gal (US) 32 l
Swing Drive 4.8 gal (US) 18 l
Final Drive - Each 2.1 gal (US) 8 l
Hydraulic System - Including Tank 98.5 gal (US) 373 l
Hydraulic Tank 42.5 gal (US) 161 l
DEF Tank 21.1 gal (US) 80 l
Boom Straight 6.9 m (22'8") Straight 6.9 m (22'8")
Stick Reach 3.9 m (12'10") Reach 3.9 m (12'10")
Bucket GD 2.27 m³ (2.97 yd³) GD 2.27 m³ (2.97 yd³)
Shipping Height - Top of Cab 11 ft 3360 mm
Cab Height - With OPG 11.5 ft 3500 mm
Shipping Length 37.4 ft 11390 mm
Tail Swing Radius 11.6 ft 3530 mm
Counterweight Clearance 4.1 ft 1250 mm
Ground Clearance 1.7 ft 520 mm
Track Length 16.5 ft 5030 mm
Track Length to Center of Rollers 13.3 ft 4040 mm
Track Gauge 8.5 ft 2590 mm
Transport Width 10.9 ft 3290 mm
Maximum Pin Height at Stick Nose 39.4 ft 12 m
Maximum Weight at Stick Nose 9170 lb 4160 kg
Boom Straight 6.9 m (22'8") Straight 6.9 m (22'8")
Stick Reach 3.9 m (12'10") Reach 3.9 m (12'10")
Bucket GD 2.27 m³ (2.97 yd³) GD 2.27 m³ (2.97 yd³)
Maximum Digging Depth 21.8 ft 6650 mm
Maximum Reach at Ground Level 40.5 ft 12350 mm
Maximum Cutting Height 45.2 ft 13770 mm
Maximum Loading Height 33.6 ft 10250 mm
Minimum Loading Height 11 ft 3360 mm
Maximum Depth Cut for 2440 mm (8'0") Level Bottom 21.4 ft 6520 mm
Maximum Vertical Wall Digging Depth 18.5 ft 5640 mm
Bucket Digging Force -ISO 47150 lbf 210 kN
Stick Digging Force - ISO 32440 lbf 144 kN
Air Conditioning The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1 kg (2.2 lb) of refrigerant which has a CO2 equivalent of 1.430 metric tonnes (1.576 tons). The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1 kg (2.2 lb) of refrigerant which has a CO2 equivalent of 1.430 metric tonnes (1.576 tons).

340 Straight Boom Standard Equipment

NOTE

  • Standard and optional equipment may vary. Consult your Cat dealer for details.

BOOM AND STICKS

  • 6.9 m (22'8") Straight boom

CAB

  • ROPS, advanced sound suppression
  • High-resolution 254 mm (10") LCD touch screen monitor
  • Heated seat with air-adjustable suspension

CAT TECHNOLOGY

  • VisionLink®
  • Remote Flash
  • Remote Troubleshoot
  • Cat Grade 2D
  • Cat Assist
  • Cat Payload

ELECTRICAL SYSTEM

  • Maintenance-free 1,000 CCA batteries (x2)
  • Centralized electrical disconnect switch
  • LED chassis light

ENGINE

  • Three selectable modes: Power, Smart, Eco
  • Auto engine speed control
  • 2300 m (7,546 ft) altitude capability with no engine power de-rating
  • 52° C (126° F) high-ambient cooling capacity
  • -18° C (0° F) cold start capability
  • Double element air filter with integrated pre-cleaner

HYDRAULIC SYSTEM

  • Boom and stick regeneration circuit
  • Electronic main control valve
  • Heavy lift mode
  • Auto hydraulic oil warmup
  • Reverse swing damping valve
  • Auto swing parking brake
  • High performance hydraulic return filter
  • Two speed travel
  • Bio hydraulic oil capability

SAFETY AND SECURITY

  • 2D E-fence
  • Auto hammer stop
  • 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 and recessed bolts
  • Right-hand handrail and hand hold
  • Standard visibility mirror package
  • Signaling / warning horn
  • Ground-level secondary engine shutoff switch
  • Rear and sideview cameras
  • Boom lowering check valve (optional in North America)
  • Stick lowering check valve (optional in North America)

SERVICE AND MAINTENANCE

  • Grouped location of engine oil & fuel filters
  • Sampling ports for Scheduled Oil Sampling (S·O·S℠)
  • Integrated vehicle health management system

UNDERCARRIAGE AND STRUCTURES

  • Towing eye on base frame
  • 9.0 mt (19,842 lb) counterweight

340 Straight Boom Optional Equipment

NOTE

  • Standard and optional equipment may vary. Consult your Cat dealer for details.

BOOM AND STICKS

  • 3.2 m (10'6") Reach stick
  • 3.9 m (12'10") Reach stick

CAT TECHNOLOGY

  • VisionLink Productivity
  • Cat Grade 2D with Attachment Ready Option (ARO)
  • Cat Grade 3D single GNSS
  • Cat Grade 3D dual GNSS

ELECTRICAL SYSTEM

  • Premium surround lighting package

ENGINE

  • Cold start block heaters
  • Auto reverse fan
  • -32° C (-25° F) cold start capability

HYDRAULIC SYSTEM

  • SmartBoom™ (Europe only)
  • Combined two-way auxiliary circuit with direct return
  • Medium-pressure auxiliary circuit
  • Cooling circuit
  • Quick coupler circuit for Cat Pin Grabber and CW Dedicated

SAFETY AND SECURITY

  • Cat Command (remote control)
  • Travel alarm (standard in North America)
  • Swing alarm
  • 360° visibility

SERVICE AND MAINTENANCE

  • Preventative maintenance ready (Quick Evac™)
  • Electric refueling pump with auto shutoff

UNDERCARRIAGE AND STRUCTURES

  • Long undercarriage
  • Long Narrow undercarriage
  • 600 mm (24") HD triple grouser track shoes
  • 700 mm (28") triple grouser track shoes
  • 850 mm (33") HD triple grouser track shoes

Compatible Technology and Services

Leverage Caterpillar connected data and security principles to improve efficiencies, increase productivity and make your business more profitable.

  • Cat Command for Excavating

    Cat Command for Excavating is a remote control option that contributes to jobsite safety by allowing operators to run an excavator remotely in hazardous applications.

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Cat Command for Excavating is a remote control option that contributes to jobsite safety by allowing operators to run an excavator remotely in hazardous applications.

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  • Cat Inspect

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  • Cat Product Link

    Cat® Product Link™ wirelessly connects you to your equipment giving you valuable insight into how your machine or fleet is performing. Information such as location, hours, fuel usage, productivity, idle time, and diagnostic codes are made available through online web applications so that you can make timely, fact-based decisions to maximize efficiency, improve productivity, and lower the cost of owning and operating your fleet. Available with satellite or cellular connectivity.

  • VisionLink®

    VisionLink® is a cloud-based software application that takes the guesswork out of fleet management with key insights to maximize performance - regardless of fleet size or equipment manufacturer. Receive equipment data seamlessly to your desktop or mobile device, all from a convenient centralized solution to make informed decisions at every turn.

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Previous Next

Cat® Inspect allows you to access your equipment data on your mobile device. This easy-to-use app lets you capture inspection data and integrates with your other Cat data systems, so you can keep a close eye on your fleet. More than one million inspections are completed each year, providing convenience and accountability to equipment owners.

Explore Technology

Cat® Product Link™ wirelessly connects you to your equipment giving you valuable insight into how your machine or fleet is performing. Information such as location, hours, fuel usage, productivity, idle time, and diagnostic codes are made available through online web applications so that you can make timely, fact-based decisions to maximize efficiency, improve productivity, and lower the cost of owning and operating your fleet. Available with satellite or cellular connectivity.

Explore Technology

VisionLink® is a cloud-based software application that takes the guesswork out of fleet management with key insights to maximize performance - regardless of fleet size or equipment manufacturer. Receive equipment data seamlessly to your desktop or mobile device, all from a convenient centralized solution to make informed decisions at every turn.

Explore Technology

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Cat® 340 Straight Boom Demolition Excavator

Cat® 340 Straight Boom Demolition Excavator

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