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345B L Series II UHD

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Overview

Heavy-duty and purpose built for your demolition job.

Engine

Units:
Engine Model Cat® 3176C ATAAC Cat® 3176C ATAAC Less
Net Flywheel Power 321.0 hp 239.0 kW Less
Net Power – ISO 9249 321.0 hp 239.0 kW Less
Net Power – SAE J1349 321.0 hp 239.0 kW Less
Net Power – EEC 80/1269 321.0 hp 239.0 kW Less
Bore 4.92 in 125.0 mm Less
Stroke 5.51 in 140.0 mm Less
Displacement 630.0 in3 10.3 L Less

Weights

Operating Weight 111180.0 lb 50420.0 kg Less
Operating Weight – Long Undercarriage 111180.0 lb 50420.0 kg Less
Operating Weight – Standard Undercarriage 111180.0 lb 50420.0 kg Less

Operating Specifications

Max Reach at Ground Level 83.99 ft 25.6 m Less
Max Digging Depth 21.36 ft 6.51 m Less

Track

Number of Track Rollers (each side) – Standard Undercarriage 9 9 Less
Number of Carrier Rollers (each side) 2 2 Less

Swing Mechanism

Swing Speed 8.6 RPM 8.6 RPM Less
Swing Torque 110260.0 lb ft 149.0 kN·m Less

Drive

Maximum Travel Speed 2.73 mph 4.4 km/h Less
Maximum Drawbar Pull – Long Undercarriage 74380.0 lb 331.0 kN Less

Hydraulic System

Main System – Maximum Flow (Total) 95.1 gal/min 360.0 L/min Less
Maximum Pressure – Equipment – Normal 4980.0 psi 34340.0 kPa Less
Maximum Pressure – Travel 4980.0 psi 34340.0 kPa Less
Maximum Pressure – Swing 4130.0 psi 28440.0 kPa Less
Pilot System – Maximum Flow 10.8 gal/min 41.0 L/min Less
Pilot System – Maximum Pressure 675.0 psi 4655.0 kPa Less
Boom Cylinder – Bore 6.7 in 170.0 mm Less
Boom Cylinder – Stroke 61.0 in 1550.0 mm Less
Stick Cylinder – Bore 7.5 in 190.0 mm Less
Stick Cylinder – Stroke 69.2 in 1758.0 mm Less

Service Refill Capacities

Fuel Tank Capacity 190.0 gal 720.0 L Less
Cooling System 12.0 gal 45.0 L Less
Engine Oil 7.9 gal 30.0 L Less
Swing Drive (each) 2.9 gal 11.0 L Less
Final Drive (each) 4.0 gal 15.0 L Less
Hydraulic System (including tank) 137.0 gal 520.0 L Less
Hydraulic Tank 55.0 gal 210.0 L Less

Sound Performance

Performance ANSI/SAE J1166 ANSI/SAE J1166 Less

Standards

Brakes SAE J1026, ISO10265 SAE J1026, ISO10265 Less
Cab/FOGS SAE J1356, ISO 10262 SAE J1356, ISO 10262 Less

Booms, Sticks and Working Tools

Maximum versatility gets the best out of your machine.


Undercarriage

Durable undercarriage absorbs stresses and provides excellent stability.


Operator Station

Designed for comfort and ease of operation.


345B L Series II UHD Standard Equipment

Air precleaner

Alternator, 52-amp

Automatic engine speed control

Automatic swing parking brake

Auxiliary outletport on tank with screen

Bucket linkage
  • C family

Engine:
  • Caterpillar 3176 ATAAC diesel engine with 24-volt electric starting and air intake heater

High visibility cab
  • Air conditioner with automatic climate control
  • Ash tray with cigar lighter
  • Coat hook
  • Drink holder
  • Floor mat
  • Heater and defroster
  • Horn
  • Instrument panel with gauges
  • Gauges and indicator lights for fuel level, coolant temperature and hydraulic oil temperature
  • Light, interior
  • Literature compartment
  • Lowering control devices
  • Low fuel indicator light
  • Joysticks, adjustable pilot-operated
  • Prewired radio mounting
  • Positive filtered ventilation
  • Seat belt, retractable
  • Seat, suspension, fully adjustable
  • Stationary skylight
  • Storage compartment suitable for a lunch box cooler
  • Travel control pedals
  • Two-speed auto shift travel
  • Windshield wiper and washer

Combined auxiliary hydraulic circuit

Counterweight

Door locks and caps locks with Caterpillar one-key security system

Falling object guard, top and front

Fine swing control

Full length track guiding guards

Fully pressurized hydraulic system

Heavy duty bottom guards

Heavy duty underhouse

High ambient cooling

Hydraulic neutralizer lever for all controls

Lights, working
  • Frame mounted, one
  • Boom, both sides
  • Cab mounted, two

Mirrors, frame and cab

Muffler

Pre-start monitoring system

Polycarbonate and glass windows

Power Mode Selector

Power train

Return filter clogging alarm

Water separator

Work Mode Selector

Undercarriage
  • Hydraulic track adjusters
  • Track-type sealed undercarriage
  • 600 mm (24") triple-grouser shoes

345B L Series II UHD Optional Equipment

Hydraulically tilting cab support

Refueling pump

Starting aid, cold weather

Starting aid, ether

Straight travel third pedal option

Sun screen

Track:
  • 600 (24") mm heavy duty double-grouser shoes

Undercarriage
  • Hydraulic wide gauge

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