340 UHD Ultra High Demolition Hydraulic Excavator

340 UHD Ultra High Demolition Hydraulic Excavator

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..

  • Operating Weight 122600 lb

  • Maximum Pin Height at Stick Nose 72.2 ft

  • Maximum Weight at Stick Nose 8160 lb

  • Engine Model Cat C9.3B

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Product Specifications

Specifications

Weights

  • 2-Piece Retrofit Boom in Cradle - R3.2 DB Stick 17440lb

  • Machine Weight - Retrofit Configuration 118600lb

  • Note (1) Hydraulic Variable Gauge undercarriage, 22 m (72'2") UHD front, 600 mm (24") Heavy Duty (HD) triple grouser shoes and 9.0 mt (19,842 lb) counterweight. No work tool.

  • Note (2) Hydraulic Variable Gauge undercarriage, Retrofit boom, R3.2DB (10'6") stick, General Duty (GD) 2.27 m³ (2.97 yd³) bucket, 600 mm (24") HD triple grouser shoes and 9.0 mt (19,842 lb) counterweight.

  • Operating Weight 122600lb

  • Retrofit Boom in Cradle - R2.8 DB Stick 13120lb

  • Retrofit Boom in Cradle - R3.2 DB Stick 13340lb

  • Retrofit Boom in Cradle - R3.9 DB Stick 13710lb

  • UHD in Cradle 18700lb

Working Ranges and Forces

  • Maximum Height at Stick Nose in Max Reach Position 41.5ft

  • Maximum Pin Height at Stick Nose 72.2ft

  • Maximum Reach at Stick Nose 44.4ft

  • Maximum Weight at Stick Nose 8160lb

  • Maximum Working Pin Height at Stick Nose - 1/2 61ft

  • Maximum Working Reach at Stick Nose - 1/2 38.4ft

  • Note (1) 22 m (72' 2") UHD Front (Over-the-Front)

Engine

  • Biodiesel Capability Up to B20¹

  • Bore 5in

  • Displacement 568in³

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

  • Engine Model Cat C9.3B

  • Engine Power - ISO 14396 347hp

  • Engine Power - ISO 14396 (DIN) 351hp (metric)

  • Net Power - ISO 9249 346hp

  • Net Power - ISO 9249 (DIN) 352hp (metric)

  • 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

  • Stroke 6in

Hydraulic System

  • Main System - Maximum Flow 560 l/min (148 gal/min)

  • Maximum Pressure - Equipment 5076psi

  • Maximum Pressure - Equipment - Lift Mode 5511psi

  • Maximum Pressure - Swing 4264psi

  • Maximum Pressure - Travel 5076psi

Swing Mechanism - UHD Fronts

  • Swing Speed 4.09r/min

Swing Mechanism

  • Maximum Swing Torque 105000ft·lbf

  • Swing Speed 8r/min

Service Refill Capacities

  • Cooling System 11gal (US)

  • DEF Tank 21gal (US)

  • Engine Oil 9gal (US)

  • Final Drive - Each 2gal (US)

  • Fuel Tank Capacity 159gal (US)

  • Hydraulic System - Including Tank 145gal (US)

  • Hydraulic Tank 43gal (US)

  • Swing Drive 5gal (US)

Dimensions

  • Cab Height - With OPG 11.8ft

  • Counterweight Clearance 4.6ft

  • Ground Clearance 1.7ft

  • Machine Length - without Front and Counterweight 22.9ft

  • Machine Length - without Front, with Counterweight 23.3ft

  • Note (1) 22 m (72'2") UHD Front

  • Note (2) 600 mm (24") Track Shoes

  • Shipping Gauge - Retracted Position 7.8ft

  • Shipping Height - Top of Cab 11.1ft

  • Shipping Length 49.9ft

  • Tail Swing Radius 11.6ft

  • Track Length 18.9ft

  • Track Length to Center of Rollers 15.6ft

  • Track Width - Extended 13.1ft

  • Track Width - Retracted 9.8ft

  • Transport Width 10.7ft

  • Working Gauge - Extended Position 11.1ft

Working Ranges and Forces - Retrofit Boom - Straight

  • Bucket GD 2.27 m³ (2.97 yd³)

  • Bucket Digging Force - ISO 47160lbf

  • Maximum Digging Depth 16.1ft

  • Maximum Height at Stick Nose in Max Reach Position 7.6ft

  • Maximum Loading Height 34ft

  • Maximum Pin Height at Stick Nose 39.8ft

  • Maximum Reach - Ground Level 39.9ft

  • Maximum Reach at Stick Nose 34.8ft

  • Maximum Weight at Stick Nose 9260lb

  • Minimum Loading Height 15.7ft

  • Note 1 Straight - R3.2 m (10' 6") Stick (Over-the-Front) - HVG Undercarriage

  • Stick Digging Force - ISO 37300lbf

Working Ranges and Forces - Retrofit Boom - Bent

  • Bucket GD 2.27 m³ (2.97 yd³)

  • Bucket Digging Force - ISO 47160lbf

  • Maximum Cutting Height 35.4ft

  • Maximum Digging Depth 21.4ft

  • Maximum Loading Height 24.9ft

  • Maximum Reach - Ground Level 36.7ft

  • Minimum Loading Height 10.4ft

  • Note 1 Bent - R3.2DB (10'6") Stick - HVG Undercarriage

  • Stick Digging Force - ISO 37300lbf

Air Conditioning System

  • Air Conditioning The 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).

Features

Equipment

Standard Equipment

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

  • Tilt-up demolition cab with P5A laminated front and roof glass

  • High-resolution 254 mm (10") LCD touchscreen monitor

  • Premium heated and cooled auto adjustable suspension seat

  • Bluetooth® integrated radio

  • 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

  • Cat Stick Steer

  • Auxiliary relay

  • Tilt rocker switch

  • Sky wiper switch

  • LED interior lights

  • Roller front sunscreen

  • P5A fixed windshield

  • VisionLink®

  • Remote Flash

  • Stability monitoring system

  • Electronic pitch and roll indicator

  • Travel direction indicator

  • Operator Coaching

  • Electronic joystick pattern changer

  • Cat Grade with 2D and offset memory (Retrofit boom only)

  • Cat Payload (Retrofit boom only)

  • Maintenance-free 1,000 CCA batteries (x 4)

  • Centralized electrical disconnect switch

  • LED lights

  • Three selectable modes: Power, Smart, ECO

  • Auto engine speed control

  • Up to 4500 m (14,760 ft) altitude capability

  • Reverse fan

  • 52° C (126° F) high-ambient cooling

  • -18° C (0° F) cold start capability

  • Double element air filter with integrated pre-cleaner

  • Boom lowering check valve (BLCV) for UHD front

  • Stick lower check valve (SLCV) for UHD front

  • Electronic main control valve

  • Heavy lift mode

  • Auto hydraulic oil warmup

  • Auto swing parking brake

  • High Performance hydraulic return filter

  • Two-speed travel

  • Bio hydraulic oil capability

  • 2D E-Fence (swing)

  • Cat One Key security system

  • Lockable external tool/storage box

  • Lockable door, fuel, and hydraulic tanks

  • Lockable fuel drain compartment

  • Lockable disconnect switch

  • Service platform with anti-skid plate and recessed bolts

  • Rear and right-hand side cameras

  • Operator Protective Guards (OPG)

  • Integrated vehicle health management system

  • Grouped location of engine oil and fuel filters

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

  • 9.0 mt (19,842 lb) counterweight

  • Full-length track guiding guards

  • Travel motor guard

  • Bottom guard

Optional Equipment

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

  • 22 m (72'2") UHD front

  • 25 m (82'0") UHD front

  • Two-piece Retrofit Variable Adjustment boom

  • 7.4 m (24'3") Retrofit boom

  • 3.9 m (12'10") Retrofit stick

  • 3.2 m (10'6") Retrofit stick

  • 2.8 m (9'2") Retrofit stick

  • Advanced tool control, UHD

  • Cradle for UHD front parts

  • Cradle for Retrofit front parts

  • Roller rear sunscreen

  • VisionLink Productivity

  • Premium surround lighting package

  • -32° C (-25° F) cold start capability

  • Cold start block heaters

  • Ether starting aid

  • SmartBoom with BLCV and Overload Warning Device for UHD front

  • Bio hydraulic oil capability

  • Combined two-way auxiliary circuits

  • High and medium-pressure auxiliary circuits

  • Quick coupler circuit

  • 360° visibility

  • QuickEvac maintenance ready

  • Electric refueling pump with auto shutoff

  • Hydraulic Variable Gauge undercarriage

  • Fixed Gauge undercarriage

  • 600 mm (24 in) double grouser track shoes

  • 600 mm (24 in) HD triple grouser track shoes

  • 700 mm (28 in) triple grouser track shoes

  • 700 mm (28") HD triple grouser track shoes