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    M322
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    Cat® 395 Hydaulic Excavator
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    Cat® 352 UHD Ultra High Demolition Hydraulic Excavator
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    Engine
    Engine Power - ISO 14396:2002 174 hp 543 hp 425 hp
    Engine Power - ISO 14396 (DIN) 176 hp (metric) 551 hp (metric) 431 hp (metric)
    Engine Model C 7.1 Cat C18 Cat C13
    Net Power - ISO 9249 171 hp 542 hp 424 hp
    Net Power - ISO 9249 (DIN) 174 hp (metric) 550 hp (metric) 430 hp (metric)
    Bore 4.1 in 6 in 5 in
    Displacement 427.8 in² 1105 in³ 763 in³
    Stroke 5.3 in 7 in 6 in
    Biodiesel Capability Up to B20¹ 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, Korea 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 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 m 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 1,800 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 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 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% - -

    Hydraulic System
    Main System - Maximum Flow - Implement 95 gal/min 281 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 - -
    Maximum Pressure - Equipment - 5366 psi 5076 psi
    Maximum Pressure - Travel - 5076 psi 5076 psi
    Maximum Pressure - Swing - 4496 psi 3771 psi
    Main System - Maximum Flow - - 779 l/min (206 gal/min)
    Maximum Pressure - Equipment - Lift Mode - - 5511 psi

    Swing Mechanism
    Swing Torque 44250 lb/ft - -
    Swing Speed - 6.26 r/min 8.44 r/min
    Maximum Swing Torque - 267333 ft·lbf 139000 ft·lbf

    Service Refill Capacities
    Fuel Tank 124.2 gal (US) - -
    Diesel Exhaust Fluid (DEF) 7.9 gal (US) - -
    Cooling System 10.6 gal (US) 19 gal (US) 13.7 gal (US)
    Engine Oil 3.4 gal (US) 18 gal (US) 10.6 gal (US)
    Hydraulic Tank 52.8 gal (US) 98 gal (US) 57.3 gal (US)
    Hydraulic System - Including Tank 71.3 gal (US) 196 gal (US) 145.3 gal (US)
    Fuel Tank Capacity - 322 gal (US) 188.9 gal (US)
    Swing Drive - 6 gal (US) -
    Final Drive - Each - 5 gal (US) 2.5 gal (US)
    DEF Tank - 21 gal (US) 12.2 gal (US)
    Swing Drive - Each - - 2.8 gal (US)

    Dimensions
    Boom VA 5.4m (17'10") GP 8.4m (25'7") -
    Stick 2.9m (9'2") R4.4m (14'5") -
    Shipping Height with Falling Object Guard 11 ft - -
    Support Point 11.3 ft - -
    Shipping Length 31.1 ft 49.6 ft 61.8 ft
    Tail Swing Radius 9.2 ft 15.11 ft 12.3 ft
    Counterweight Clearance 4.3 ft 5.5 ft 4.7 ft
    Ground Clearance 1.25 ft 2.9 ft 1.7 ft
    Wheel Base 9 ft - -
    Bucket - SD 5.2m³ (6.8 yd³) -
    Shipping Height - Top of Cab - 12 ft 11.1 ft
    Handrail Height - 12.4 ft -
    Track Length - 20.1 ft 18.9 ft
    Track Length to Center of Rollers - 16.1 ft 15.6 ft
    Track Gauge - 11.6 ft -
    Transport Width - 12.9 ft 10.7 ft
    Note - Track gauge undercarriage extended with 900 mm (35") shoes; transport width undercarriage retracted with 900 mm (35") shoes and no steps -
    Note (1) - - 28 m (91'10") UHD Front
    Cab Height - With OPG - - 11.8 ft
    Working Gauge - Extended Position - - 11.2 ft
    Shipping Gauge - Retracted Position - - 7.9 ft
    Machine Length - without Front, with Counterweight - - 25.5 ft
    Machine Length - without Front and Counterweight - - 24.9 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 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 - -
    Maximum Pin Height at Stick Nose - - 90.8 ft
    Maximum Weight at Stick Nose - - 8157 lb
    Maximum Working Pin Height at Stick Nose - 1/2 - - 75.2 ft
    Maximum Working Reach at Stick Nose - 1/2 - - 45.4 ft
    Maximum Height at Stick Nose in Max Reach Position - - 52.9 ft
    Maximum Reach at Stick Nose - - 51.7 ft
    Note (1) - - 28 m (91' 10") UHD Front Over-the-Front

    working Ranges and Forces
    Cutting Height 35.8 ft - -

    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 1.0 kg of refrigerant which has a CO2 equivalent of 1.43 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 1.00 kg (2.2lb) 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 of refrigerant which has a CO2 equivalent of 1.430 metric tonnes.

    Weights
    Operating Weight - 207400 lb 143300 lb
    Note (1) - Long Variable Gauge undercarriage, GP boom, R4.4HB2 (14'5") stick, SD 5.2 m³ (6.8 yd³) bucket, 900 mm (35") double grouser shoes and counterweight with removal device. Hydraulic Variable Gauge undercarriage, 28 m (91'10") UHD front, 600 mm (24") triple grouser shoes and 12.0 mt (26,455 lb) counterweight. No work tool.
    Machine Weight - Retrofit Configuration - - 139300 lb
    Note (3) - - Hydraulic Variable Gauge undercarriage, Retrofit boom, R3.35TB (11'0") stick, HD 2.41 m³ ( 3.15 yd³) bucket, 600 mm (24") triple grouser shoes and 12.0 mt (26,455 lb) counterweight.
    UHD in Cradle - - 26000 lb
    Retrofit Boom in Cradle - R3.9 TB Stick - - 16310 lb
    Retrofit Boom in Cradle - R3.35 TB Stick - - 15950 lb
    Retrofit Boom in Cradle - R2.9 TB Stick - - 15760 lb

    Working Ranges & Forces
    Maximum Digging Depth - 31.9 ft -
    Boom - GP 8.4m (25'7") -
    Stick - R4.4m (14'5") -
    Bucket - SD 5.2m³ (6.8 yd³) -
    Maximum Reach at Ground Level - 48.3 ft -
    Maximum Cutting Height - 44.5 ft -
    Maximum Loading Height - 30.4 ft -
    Minimum Loading Height - 9.11 ft -
    Maximum Depth Cut for 2440 mm (8 ft) Level Bottom - 31.4 ft -
    Maximum Vertical Wall Digging Depth - 22.3 ft -
    Bucket Digging Force - ISO - 86100 ft·lbf -
    Stick Digging Force - ISO - 68540 ft·lbf -

    Sustainability
    Recyclability - 98% -

    Swing Mechanism - UHD Fronts
    Swing Speed - - 4.22 r/min

    Working Ranges and Forces - Retrofit Boom - Straight
    Note 1 - - Straight - R3.35 m (11'0") Stick (Over-the-Front)
    Bucket - - GD 3.08 m³ (4.03 yd³)
    Maximum Pin Height at Stick Nose - - 39.8 ft
    Maximum Weight at Stick Nose - - 13190 lb
    Maximum Height at Stick Nose in Max Reach Position - - 7.7 ft
    Maximum Reach at Stick Nose - - 36.5 ft
    Maximum Digging Depth - - 17 ft
    Maximum Reach - Ground Level - - 41.9 ft
    Maximum Loading Height - - 33.6 ft
    Minimum Loading Height - - 15 ft
    Bucket Digging Force - ISO - - 60250 lbf
    Stick Digging Force - ISO - - 44740 lbf

    Working Ranges and Forces - Retrofit Boom - Bent
    Note 1 - - Bent - R3.35 m (11'0") Stick
    Bucket - - GD 3.08 m³ (4.03 yd³)
    Maximum Digging Depth - - 21.9 ft
    Maximum Reach - Ground Level - - 39 ft
    Maximum Cutting Height - - 35.1 ft
    Maximum Loading Height - - 24.6 ft
    Minimum Loading Height - - 10 ft
    Bucket Digging Force - ISO - - 60250 lbf
    Stick Digging Force - ISO - - 44740 lbf
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