Cat® 340 Straight Boom Excavator

Cat® 340 Straight Boom Excavator

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.

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Operating Weight87800lb

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 9.0 mt (19,800 lb) counterweight.

Maximum Pin Height at Stick Nose39.4ft

Maximum Weight at Stick Nose9170lb

BoomStraight 6.9 m (22'8")

StickReach 3.9 m (12'10")

BucketGD 2.27 m³ (2.97 yd³)

Maximum Digging Depth21.8ft

Maximum Reach at Ground Level40.5ft

Maximum Cutting Height45.2ft

Maximum Loading Height33.6ft

Minimum Loading Height11ft

Maximum Depth Cut for 2440 mm (8'0") Level Bottom21.4ft

Maximum Vertical Wall Digging Depth18.5ft

Bucket Digging Force -ISO47150lbf

Stick Digging Force - ISO32440lbf

Engine ModelC9.3B

Net Power - ISO 9249346hp

Net Power - ISO 9249 (DIN)351hp (metric)

Engine Power - ISO 14396:2002347hp

Engine Power - ISO 14396 (DIN)352hp (metric)

Bore5in

Stroke6in

Displacement568in³

Biodiesel CapabilityUp to B20¹

EmissionsMeets 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

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

Main System - Maximum Flow560 l/min (148 gal/min)

Maximum Pressure - Equipment5076psi

Maximum Pressure - Equipment - Lift Mode5511psi

Maximum Pressure - Travel5076psi

Maximum Pressure - Swing4264psi

Swing Speed8.84r/min

Maximum Swing Torque10741ft·lbf

Fuel Tank Capacity158.5gal (US)

Cooling System10.5gal (US)

Engine Oil8.5gal (US)

Swing Drive4.8gal (US)

Final Drive - Each2.1gal (US)

Hydraulic System - Including Tank98.5gal (US)

Hydraulic Tank42.5gal (US)

DEF Tank21.1gal (US)

BoomStraight 6.9 m (22'8")

StickReach 3.9 m (12'10")

BucketGD 2.27 m³ (2.97 yd³)

Shipping Height - Top of Cab11ft

Cab Height - With OPG11.5ft

Shipping Length37.4ft

Tail Swing Radius11.6ft

Counterweight Clearance4.1ft

Ground Clearance1.7ft

Track Length16.5ft

Track Length to Center of Rollers13.3ft

Track Gauge8.5ft

Transport Width10.9ft

Air ConditioningThe air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.0 kg (2.2 lb) of refrigerant which has a CO2 equivalent of 1.430 metric tonnes (1.576 tons).

Standard

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

Optional

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

Standard

6.9 m (22'8") Straight boom

Optional

3.2 m (10'6") Reach stick

3.9 m (12'10") Reach stick

Standard

ROPS, advanced sound suppression

High-resolution 254 mm (10") LCD touch screen monitor

Heated seat with air-adjustable suspension

Standard

VisionLink®

Remote Flash

Remote Troubleshoot

Cat Grade 2D

Cat Assist

Cat Payload

Optional

VisionLink Productivity

Cat Grade 2D with Attachment Ready Option (ARO)

Cat Grade 3D single GNSS

Cat Grade 3D dual GNSS

Standard

Maintenance-free 1,000 CCA batteries (x2)

Centralized electrical disconnect switch

LED chassis light

Optional

Premium surround lighting package

Standard

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

Optional

Cold start block heaters

Auto reverse fan

-32° C (-25° F) cold start capability

Standard

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

Optional

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

Standard

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)

Optional

Cat Command (remote control)

Travel alarm (standard in North America)

Swing alarm

360° visibility

Standard

Grouped location of engine oil & fuel filters

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

Integrated vehicle health management system

Optional

Preventative maintenance ready (Quick Evac)

Electric refueling pump with auto shutoff

Standard

Towing eye on base frame

9.0 mt (19,842 lb) counterweight

Optional

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

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