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M320 Wheeled Excavator
340 UHD Ultra High Demolition Hydraulic Excavator

Engine

Engine Power - ISO 14396 174 HP 347 HP -
Engine Power - ISO 14396 (DIN) 176 hp (metric) 351 hp (metric) -
Engine Model C4.4 Cat C9.3B -
Net Power - ISO 9249 171 HP 346 HP -
Net Power - ISO 9249 (DIN) 174 hp (metric) 352 hp (metric) -
Bore 4 in 5 in -
Displacement 268.5 in³ 568 in³ -
Stroke 5.3 in 6 in -
Biodiesel Capability Up to B20¹ Up to B20¹ -
Emissions Meets U.S. EPA Tier 4 Final, EU Stage V, 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 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 1,900 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 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 -

Machine Weight

Operating Weight Maximum 46740 lb - -
Operating Weight Minimum 41450 lb - -

Transmission

Maximum Travel Speed 21.7 mile/h - -

Hydraulic System

Main System - Maximum Flow - Implement 81 gal/min - -
Maximum Pressure - Equipment 5366 psi 5076 psi -
Maximum Pressure - Swing 5729 gal/min 4264 psi -
Maximum Pressure - Travel 5076 gal/min 5076 psi -
Main System - Maximum Flow - 560 l/min (148 gal/min) -
Maximum Pressure - Equipment - Lift Mode - 5511 psi -

Service Refill Capacities

Cooling System 8.4 gal (US) 11 gal (US) -
Diesel Exhaust Fluid (DEF) 7.9 gal (US) - -
Hydraulic System - Including Tank 71.3 gal (US) 145 gal (US) -
Hydraulic Tank 40.9 gal (US) 43 gal (US) -
Final Drive 0.7 gal (US) - -
Fuel Tank 124.2 gal (US) - -
Fuel Tank Capacity - 159 gal (US) -
Engine Oil - 9 gal (US) -
Swing Drive - 5 gal (US) -
Final Drive - Each - 2 gal (US) -
DEF Tank - 21 gal (US) -

Dimensions

Boom 5260 mm (17'3") - -
Bucket 0.98 m³ GD (1.28 yd³) - -
Stick 2.5 m (8' 2") - -
Shipping Height - Top of Cab 11 ft 11.1 ft -
Shipping Length 29.3 ft 49.9 ft -
Counterweight Clearance 4.3 ft 4.6 ft -
Ground Clearance 1.4 ft 1.7 ft -
Support Point 11.8 ft - -
Tail Swing Radius 8.5 ft 11.6 ft -
Wheel Base 8.9 ft - -
Note (1) - 22 m (72'2") UHD Front -
Cab Height - With OPG - 11.8 ft -
Track Length - 18.9 ft -
Track Length to Center of Rollers - 15.6 ft -
Working Gauge - Extended Position - 11.1 ft -
Shipping Gauge - Retracted Position - 7.8 ft -
Transport Width - 10.7 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 -

Working Ranges and Forces

Boom Type VA Boom - -
Bucket 0.98 m³ GD (1.28 yd³) - -
Stick 2.5 m (8' 2") - -
Reach at Ground Level 30.5 ft - -
Vertical Wall Digging Depth 13.9 ft - -
Cutting Height 32.6 ft - -
Bucket Forces (ISO) 30799 lbf - -
Stick Forces (ISO) 20682 lbf - -
Note (1) Range values are with dual pneumatic tires (10.00-20). Range values are calculated with a GD bucket (CW) and CW-30 quick coupler with a tip radius of 1535 mm (5'0"). 22 m (72' 2") UHD Front (Over-the-Front) -
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 -

Swing Mechanism

Swing Speed 9.2 r/min 8 r/min -
Maximum Swing Torque 37000 ft·lbf 105000 ft·lbf -

Air Conditioning System

Note The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 0.85 kg of refrigerant which has a CO2 equivalent of 1.216 metric tonnes. - -
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). -

Weights

Operating Weight - 122600 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 -

Swing Mechanism - UHD Fronts

Swing Speed - 4.09 r/min -

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 -
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