CALL US: 800-937-2326   |   PARTS: 800-937-2311   |   LOCATIONS
  • Home
  • Compare

    • Compare Equipment Go Back

    340 UHD Ultra High Demolition Hydraulic Excavator
    View Product
    M322
    View Product Remove
    374 Hydraulic Excavator
    View Product Remove

    Weights
    Operating Weight 122600 lb - 162900 lb
    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. - -
    Machine Weight - Retrofit Configuration 118600 lb - -
    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. - -
    UHD in Cradle 18700 lb - -
    Retrofit Boom in Cradle - R3.9 DB Stick 13710 lb - -
    Retrofit Boom in Cradle - R3.2 DB Stick 13340 lb - -
    Retrofit Boom in Cradle - R2.8 DB Stick 13120 lb - -
    2-piece Retrofit boom in cradle - R3.2 DB stick 17440 lb - -
    Note - - Long Variable Gauge undercarriage, Reach boom, R4.67VB (15'4") stick, SD 3.3 m³ (4.32 yd³) bucket, 900 mm (35") HD double grouser shoes and removal type counterweight.

    Working Ranges and Forces
    Maximum Pin Height at Stick Nose 72.2 ft - -
    Maximum Weight at Stick Nose 8160 lb - -
    Maximum Working Pin Height at Stick Nose - 1/2 61 ft - -
    Maximum Working Reach at Stick Nose - 1/2 38.4 ft - -
    Maximum Height at Stick Nose in Max Reach Position 41.5 ft - -
    Maximum Reach at Stick Nose 44.4 ft - -
    Note (1) 22 m (72' 2") UHD Front (Over-the-Front) - -
    Boom Type - VA 5.4m (17'10") -
    Stick - 2.9m (9'2") -
    Bucket - GD 1.2 m³ (1.7 yd³) -
    Maximum Loading Height - 24.7 ft -
    Maximum Digging Depth - 21.8 ft -
    Reach at Ground Level - 33.4 ft -
    Vertical Wall Digging Depth - 17.3 ft -
    Bucket Forces (ISO) - 33946 lbf -
    Stick Forces (ISO) - 23605 lbf -
    Maximum Depth Cut for 2440 mm (8 ft) Level Bottom - 21.6 ft -

    Engine
    Engine Model Cat C9.3B C 7.1 Cat C15
    Net Power - ISO 9249 346 HP 171 HP 484 HP
    Engine Power - ISO 14396 (DIN) 351 hp (metric) 176 hp (metric) 492 hp (metric)
    Engine Power - ISO 14396 347 HP 174 HP 485 HP
    Net Power - ISO 9249 (DIN) 352 hp (metric) 174 hp (metric) 491 hp (metric)
    Bore 5 in 4.1 in 5.4 in
    Stroke 6 in 5.3 in 6.7 in
    Displacement 568 in³ 427.8 in² 928 in³
    Biodiesel Capability Up to B20¹ 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, Japan 2014 emission standards. Meets U.S. EPA Tier 4 Final, EU Stage V, Korea 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 Net power advertised is the power available at the flywheel when the engine is equipped with fan, air cleaner, CEM exhaust gas aftertreatment, alternator, and cooling fan with engine speed at 2,200 rpm. Advertised power is tested per the specified standar 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 1,700 rpm. Advertised power is tested per the specified standard in effect at time of
    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 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 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

    Hydraulic System
    Main System - Maximum Flow 560 l/min (148 gal/min) - -
    Maximum Pressure - Equipment 5076 psi - 5366 psi
    Maximum Pressure - Equipment - Lift Mode 5511 psi - 5511 psi
    Maximum Pressure - Travel 5076 psi - 5076 psi
    Maximum Pressure - Swing 4264 psi - 5076 psi
    Main System - Maximum Flow - Implement - 95 gal/min 237 gal/min
    Maximum Pressure - Implement Circuit - Heavy Lift - 5366 psi -
    Maximum Pressure - Implement Circuit - Travel Circuit - 5076 psi -
    Maximum Pressure - Implement Circuit - Normal - 5076 psi -

    Swing Mechanism - UHD Fronts
    Swing Speed 4.09 r/min - -

    Swing Mechanism
    Swing Speed 8 r/min - 6.34 r/min
    Maximum Swing Torque 105000 ft·lbf - 220000 ft·lbf
    Swing Torque - 44250 lb/ft -

    Service Refill Capacities
    Fuel Tank Capacity 159 gal (US) - 243 gal (US)
    Cooling System 11 gal (US) - 19 gal (US)
    Engine Oil 9 gal (US) 3.4 gal (US) 16 gal (US)
    Swing Drive 5 gal (US) - 5 gal (US)
    Final Drive - Each 2 gal (US) - 9 gal (US)
    Hydraulic System - Including Tank 145 gal (US) 71.3 gal (US) 164 gal (US)
    Hydraulic Tank 43 gal (US) - 86 gal (US)
    DEF Tank 21 gal (US) - 21 gal (US)
    Fuel Tank - 124.2 gal (US) -
    Diesel Exhaust Fluid (DEF) - 7.9 gal (US) -

    Dimensions
    Note (1) 22 m (72'2") UHD Front - -
    Shipping Height - Top of Cab 11.1 ft - 11.8 ft
    Cab Height - With OPG 11.8 ft - -
    Shipping Length 49.9 ft 31.1 ft 44.9 ft
    Tail Swing Radius 11.6 ft 9.2 ft 13.8 ft
    Counterweight Clearance 4.6 ft 4.3 ft 4.1 ft
    Ground Clearance 1.7 ft 1.25 ft 2.6 ft
    Track Length 18.9 ft - 19.3 ft
    Track Length to Center of Rollers 15.6 ft - 15.5 ft
    Working Gauge - Extended Position 11.1 ft - -
    Shipping Gauge - Retracted Position 7.8 ft - -
    Transport Width 10.7 ft - 11.1 ft
    Machine Length - without Front, with Counterweight 23.3 ft - -
    Machine Length - without Front and Counterweight 22.9 ft - -
    Track Width - Extended 13.1 ft - -
    Track Width - Retracted 9.8 ft - -
    Note (2) 600 mm (24") Track Shoes - -
    Boom - VA 5.4m (17'10") Reach 7.8m (25'7")
    Stick - 2.9m (9'2") R3.6m (11'10")
    Shipping Height with Falling Object Guard - 11 ft -
    Support Point - 11.3 ft -
    Wheel Base - 9 ft -
    Bucket - - SD 3.3 m³ (4.32 yd³)
    Handrail Height - - 13 ft
    Track Gauge - - 11.2 ft
    Note - - Track gauge undercarriage extended with 650 mm (26") shoes; transport width undercarriage retracted with 650 mm (26") shoes and no steps

    Working Ranges and Forces - Retrofit Boom - Straight
    Note 1 Straight - R3.2 m (10' 6") Stick (Over-the-Front) - HVG Undercarriage - -
    Bucket GD 2.27 m³ (2.97 yd³) - -
    Maximum Pin Height at Stick Nose 39.8 ft - -
    Maximum Weight at Stick Nose 9260 lb - -
    Maximum Height at Stick Nose in Max Reach Position 7.6 ft - -
    Maximum Reach at Stick Nose 34.8 ft - -
    Maximum Digging Depth 16.1 ft - -
    Maximum Reach - Ground Level 39.9 ft - -
    Maximum Loading Height 34 ft - -
    Minimum Loading Height 15.7 ft - -
    Bucket Digging Force - ISO 47160 lbf - -
    Stick Digging Force - ISO 37300 lbf - -

    Working Ranges and Forces - Retrofit Boom - Bent
    Note 1 Bent - R3.2DB (10'6") Stick - HVG Undercarriage - -
    Bucket GD 2.27 m³ (2.97 yd³) - -
    Maximum Digging Depth 21.4 ft - -
    Maximum Reach - Ground Level 36.7 ft - -
    Maximum Cutting Height 35.4 ft - -
    Maximum Loading Height 24.9 ft - -
    Minimum Loading Height 10.4 ft - -
    Bucket Digging Force - ISO 47160 lbf - -
    Stick Digging Force - ISO 37300 lbf - -

    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). - The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.00 kg (2.2lb) of refrigerant, which has a CO2 equivalent of 1.430 metric tonnes (1.576 tons).
    Note - The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.0 kg of refrigerant which has a CO2 equivalent of 1.43 metric tonnes. -

    Machine Weight
    Operating Weight Maximum - 52911 lb -
    Operating Weight Minimum - 44750 lb -

    Transmission
    Forward/Reverse - 2nd Gear - 18.6 mile/h -
    Forward/Reverse - 1st Gear - 5.6 mile/h -
    Creeper Speed - 1st Gear - 3.4 mile/h -
    Creeper Speed - 2nd Gear - 9.3 mile/h -
    Drawbar Pull - 28551 lbf -
    Maximum Gradeability - 70% -

    working Ranges and Forces
    Cutting Height - 35.8 ft -

    Working Ranges & Forces
    Maximum Digging Depth - - 28.1 ft
    Boom - - Reach 7.8m (25'7")
    Stick - - R3.6m (11'10")
    Bucket - - SD 3.3 m³ (4.32 yd³)
    Maximum Reach at Ground Level - - 43.2 ft
    Maximum Cutting Height - - 41.2 ft
    Maximum Loading Height - - 27.7 ft
    Minimum Loading Height - - 10.1 ft
    Maximum Depth Cut for 2440 mm (8 ft) Level Bottom - - 27.8 ft
    Maximum Vertical Wall Digging Depth - - 22.8 ft
    Bucket Digging Force - ISO - - 80550 ft·lbf
    Stick Digging Force - ISO - - 66390 ft·lbf
    Add a Similar Product:
    • M319 Wheeled Excavator Add
    • M320 Wheeled Excavator Add
    • M315 Wheeled Excavator Add
    • M316 Wheeled Excavator Add
    • M318 Wheeled Excavator Add
    • 352 LRE Long Reach Excavation Hydraulic Excavator Add
    • M314 Wheeled Excavator Add
    • 352 UHD Ultra High Demolition Hydraulic Excavator Add
    • 395 Excavator Add
    • 352 Hydraulic Excavator Add