CAT 321B LCR Excavator


Engine Details

Gross Power 134 hp (100 kw)
Displacement 389 cu in (6.4 L)
Bore 4.1 in (102.2 mm)
Stroke 5.2 in (130.1 mm)
Net Power – Iso 9249 129 hp (96.2 kw)
Net Power – Sae J1349 127 hp (94.8 kw)
Engine Model Cat 3066T
Net Power – Eec 80/1269 129 hp (96.2 kw)
Net Flywheel Power 129 hp (96.2 kw)

Swing Mechanism

Swing Speed 10.7 rpm
Swing Torque 43221 lb ft (58599.9 Nm)

Weights

Operating Weight – Standard Undercarriage 50926.8 lb (23100 kg)

Hydraulic System

Pilot System – Maximum Flow 11 gal/min
Pilot System – Maximum Pressure 597 psi
Maximum Pressure – Travel 4974 psi
Maximum Pressure – Swing 3553 psi
Main Implement System – Maximum Flow (2x) 49 gal/min
Boom Cylinder – Bore 5 in (125 mm)
Boom Cylinder – Stroke 55 in (1397 mm)
Maximum Pressure – Equipment 4974 psi
B1 Family Bucket Cylinder – Bore 4.8 in (119.9 mm)
B1 Family Bucket Cylinder – Stroke 41 in (1041.4 mm)

Service Refill Capacities

Cooling System 6.6 gal (25 L)
Final Drive – Each 2.6 gal (9.9 L)
Hydraulic System – Including Tank 69 gal (261.2 L)
Engine Oil 5.4 gal (20.5 L)
Fuel Tank Capacity 66 gal (249.9 L)
Swing Drive 1.6 gal (6.1 L)

Track

Standard With Long Undercarriage 31 in (787.4 mm)
Optional (1) 24 in (609.6 mm)
Optional (2) 28 in (711.2 mm)

Drive

Maximum Travel Speed 3.1 mph (5 km/h)
Maximum Drawbar Pull 44063 lb (19986.7 kg)
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