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306 CR Mini Hydraulic Excavator
352 UHD Ultra High Demolition Hydraulic Excavator

Engine

Net Power 55.9 HP - -
Engine Model Cat C2.4 Turbo Cat C13 -
Displacement 148 in³ 763 in³ -
Bore 3.4 in 5 in -
Stroke 4 in 6 in -
Net Power @ 2,200 rpm - U.S. EPA Tier 4 Final/EU Stage V - ISO 9249/EEC 80/1269 55.9 HP - -
Gross Power - ISO 14396 57.9 HP - -
Net Power - ISO 9249 - 424 HP -
Net Power - ISO 9249 (DIN) - 430 hp (metric) -
Engine Power - ISO 14396 (DIN) - 431 hp (metric) -
Engine Power - ISO 14396 - 425 HP -
Biodiesel Capability - Up to B20¹ -
Emissions - 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 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 -

Dimensions - Long Stick

Dig Depth 162 in - -
Maximum Blade Height 16 in - -
O/A Track Width 78 in - -
Track Belt/Shoe Width 16 in - -
Tail Swing with Counterweight 58 in - -
Vertical Wall 125 in - -
Boom In Reach 117 in - -
Maximum Blade Depth 24 in - -
Maximum Dig Height 241 in - -
Transport Height 95 in - -
Stick Length 78 in - -
Ground Clearance 12 in - -
Swing Bearing - Height 27 in - -
Width over Upper House 77 in - -
O/A Undercarriage Length 102 in - -
O/A Shipping Length 234 in - -
Cab Height 100 in - -
Maximum Reach 263 in - -
Boom Swing - Left 29 in - -
Tail Swing without Counterweight 53 in - -
Boom Swing - Right 36 in - -
Maximum Dump Clearance 182 in - -
Maximum Reach - Ground Level 257 in - -

Weights

Minimum Operating Weight with Canopy* 14134 lb - -
Maximum Operating Weight with Canopy** 15633 lb - -
Note (2) **Maximum Weight is based on steel tracks with pads, extra counterweight, operator, full fuel tank, long stick, fixed blade and no bucket. - -
Maximum Operating Weight with Cab** 15766 lb - -
Minimum Operating Weight with Cab* 14266 lb - -
Note (1) *Minimum Weight is based on rubber tracks, operator, full fuel tank, standard stick, fixed blade and no bucket. 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. -
Operating Weight - 143300 lb -
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 -

Weight Increase from Minimum Configuration

Counterweight 551 lb - -
Long Stick 97 lb - -
Steel Tracks with Pads 827 lb - -
Angle Blade 225 lb - -
XTC Carriage (no tool) 141 lb - -

Travel System

Ground Pressure - Minimum Weight 5.1 psi - -
Ground Pressure - Maximum Weight 5.7 psi - -
Gradeability - Maximum 30 degrees - -
Maximum Traction Force - High Speed 6969 lbf - -
Maximum Traction Force - Low Speed 12589 lbf - -
Travel Speed - High 3.1 mile/h - -
Travel Speed - Low 1.7 mile/h - -

Service Refill Capacities

Cooling System 2.6 gal (US) 13.7 gal (US) -
Hydraulic System 27.5 gal (US) - -
Hydraulic Tank 14 gal (US) 57.3 gal (US) -
Engine Oil 2.1 gal (US) 10.6 gal (US) -
Fuel Tank 34.3 gal (US) - -
Fuel Tank Capacity - 188.9 gal (US) -
Swing Drive - Each - 2.8 gal (US) -
Final Drive - Each - 2.5 gal (US) -
Hydraulic System - Including Tank - 145.3 gal (US) -
DEF Tank - 12.2 gal (US) -

Hydraulic System

Operating Pressure - Travel 3553 psi - -
Auxiliary Circuit - Primary - Flow 24 gal/min - -
Digging Force - Bucket 11578 lbf - -
Auxiliary Circuit - Primary - Pressure 3553 psi - -
Type Load Sensing Hydraulics with Variable Displacement Piston Pump - -
Auxiliary Circuit - Secondary - Flow 9 gal/min - -
Operating Pressure - Equipment 3553 psi - -
Auxiliary Circuit - Secondary - Pressure 3553 psi - -
Digging Force - Stick - Standard 6632 lbf - -
Operating Pressure - Swing 3263 psi - -
Digging Force - Stick - Long 5957 lbf - -
Pump Flow at 2,400 rpm 40 gal/min - -
Main System - Maximum Flow - 779 l/min (206 gal/min) -
Maximum Pressure - Equipment - 5076 psi -
Maximum Pressure - Equipment - Lift Mode - 5511 psi -
Maximum Pressure - Travel - 5076 psi -
Maximum Pressure - Swing - 3771 psi -

Swing System

Boom Swing - Right 65 degrees - -
Boom Swing - Left 60 degrees - -
Machine Swing Speed 11 r/min - -

Blade

Straight Blade Width 78 in - -
Angle Blade Width 78 in - -
Straight Blade Height 15.4 in - -
Angle Blade Height 15.7 in - -

Sustainability

Recyclability 96% - -

Certification - Cab

Top Guard ISO 10262:1998 (Level II) - -
Roll Over Protective Structure (ROPS) ISO 12117-2:2008 - -
Tip Over Protective Structure (TOPS) ISO 12117:1997 - -

Sound

Operator Sound Pressure (ISO 6396:2008) 72 dB(A) - -
Average Exterior Sound Pressure (ISO 6395:2008) 99 dB(A) - -
Note European Union Directive “2000/14/EC” - -

Dimensions - Standard Stick

Track Belt/Shoe Width 16 in - -
Maximum Reach 248 in - -
Stick Length 62 in - -
Vertical Wall 107 in - -
Swing Bearing - Height 27 in - -
Maximum Reach - Ground Level 241 in - -
Maximum Blade Height 16 in - -
Ground Clearance 12 in - -
Boom In Reach 98 in - -
Boom Swing - Right 36 in - -
Transport Height 69 in - -
Tail Swing with Counterweight 58 in - -
Cab Height 100 in - -
Width over Upper House 77 in - -
Maximum Dump Clearance 170 in - -
Tail Swing without Counterweight 53 in - -
Boom Swing - Left 29 in - -
O/A Undercarriage Length 102 in - -
Maximum Dig Height 230 in - -
Maximum Blade Depth 24 in - -
O/A Track Width 78 in - -
Dig Depth 146 in - -
O/A Shipping Length 235 in - -

Air Conditioning System

Air Conditioning The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1287). The system contains 0.9 kg of refrigerant which has a CO2 equivalent of 1.287 metric tonnes. 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. -

Working Ranges and Forces

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 -

Swing Mechanism - UHD Fronts

Swing Speed - 4.22 r/min -

Swing Mechanism

Swing Speed - 8.44 r/min -
Maximum Swing Torque - 139000 ft·lbf -

Dimensions

Note (1) - 28 m (91'10") UHD Front -
Shipping Height - Top of Cab - 11.1 ft -
Cab Height - With OPG - 11.8 ft -
Shipping Length - 61.8 ft -
Tail Swing Radius - 12.3 ft -
Counterweight Clearance - 4.7 ft -
Ground Clearance - 1.7 ft -
Track Length - 18.9 ft -
Track Length to Center of Rollers - 15.6 ft -
Working Gauge - Extended Position - 11.2 ft -
Shipping Gauge - Retracted Position - 7.9 ft -
Transport Width - 10.7 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 - 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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