CAT 321D LCR Excavator


Boom/Stick Option (Hex) 1

Shipping Length Of Unit 29.17 ft in (8880 mm)
Shipping Height Of Unit 9.92 ft in (3030 mm)
Max Cutting Height 36.08 ft in (11010 mm)
Max Loading Height 25.92 ft in (7890 mm)
Max Reach Along Ground 32.08 ft in (9790 mm)
Max Vertical Wall Digging Depth 19.33 ft in (5890 mm)
Max Digging Depth 22 ft in (6710 mm)
Boom/Stick Option (Hex) 1 Boom 18’7″ (5680 mm) / Stick 9’7″” (2900 mm) -Reach

Boom/Stick Option (Hex) 2

Shipping Length Of Unit 29.17 ft in (8880 mm)
Max Cutting Height 35.17 ft in (10720 mm)
Shipping Height Of Unit 9.92 ft in (3030 mm)
Max Loading Height 24.92 ft in (7600 mm)
Max Reach Along Ground 30.83 ft in (9390 mm)
Max Vertical Wall Digging Depth 18 ft in (5490 mm)
Max Digging Depth 20.67 ft in (6290 mm)
Boom/Stick Option (Hex) 2 Boom 18’7″” (5680 mm) / Stick 8’2″” (2500 mm) -Reach

Dimensions

Ground Clearance 1.5 ft in (450 mm)
Height To Top Of Cab 9.75 ft in (2980 mm)
Width To Outside Of Tracks 9.75 ft in (2980 mm)
Length Of Track On Ground 11.98 ft in (3650 mm)
Tail Swing Radius 5.5 ft in (1676 mm)
Transport Width 10.44 ft in (3180.08 mm)
Shipping Height 9.9 ft in (3017.52 mm)
Removal Counterweight Clearance 1.48 ft in (450 mm)

Undercarriage

Shoe Size 24 in (600 mm)
Max Travel Speed 3.5 mph (5.7 km/h)
Number Of Shoes Per Side 49
Number Of Carrier Rollers Per Side 2
Drawbar Pull 46311 lb (206 kN)
Number Of Track Rollers Per Side 8

Engine Details

Engine Make CAT
Engine Model C6.4 ACERT
Net Power 148 hp (110 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 148 hp (110.4 kw)
Net Power – Sae J1349 148 hp (110.4 kw)
Engine Model Cat C6.4 ACERT
Net Power – Eec 80/1269 148 hp (110.4 kw)
Net Flywheel Power 148 hp (110.4 kw)

Operational Specs

Operating Weight 51875 lb (23530 kg)
Fuel Tank Capacity 87 gal (330 L)
Cooling System Fluid Capacity 6.6 gal (25 L)
Hydraulic System Fluid Capacity 55 gal (208 L)
Engine Oil Capacity 8 gal (30 L)
Operating Voltage 24 V
Swing Drive Fluid Capacity 2.1 gal (8 L)
Alternator Supplied Amperage 50 amps
Hydraulic System Relief Valve Pressure 5076 psi (35000 kPa)
Hydraulic Pump Flow Capacity 54 gal/min (205 L/min)

Swing Mechanism

Swing Torque 45612 lb ft (61841.6 Nm)
Swing Speed 11.5 rpm

Weights

Operating Weight 51875 lb (23530.2 kg)
Operating Weight – Long Undercarriage 51875 lb (23530.2 kg)
Operating Weight – Standard Undercarriage 51875 lb (23530.2 kg)
Operating Weight – Long Undercarriage 2 53308 lb (24180.2 kg)

Buckets

Reference Bucket Capacity 1.4 yd3 (1 m3)
Maximum Bucket Capacity 2.1 yd3 (1.6 m3)

Hydraulic System

Pilot System – Maximum Flow 9 gal/min
Pilot System – Maximum Pressure 566 psi
Maximum Pressure – Travel 5076 psi
Maximum Pressure – Swing 3626 psi
Maximum Pressure – Heavy Lift 5221 psi
Main Implement System – Maximum Flow (2x) 54 gal/min
Boom Cylinder – Bore 4.7 in (119.4 mm)
Boom Cylinder – Stroke 49.6 in (1259.9 mm)
Maximum Pressure – Equipment 5076 psi
B1 Family Bucket Cylinder – Bore 4.7 in (119.4 mm)
B1 Family Bucket Cylinder – Stroke 43.5 in (1104.9 mm)
Reach Stick Cylinder – Bore 5.5 in (139.7 mm)
Reach Stick Cylinder – Stroke 59.8 in (1519 mm)

Service Refill Capacities

Cooling System 6.6 gal (25 L)
Final Drive – Each 2.1 gal (8 L)
Hydraulic Tank 32 gal (121.2 L)
Hydraulic System – Including Tank 55 gal (208.2 L)
Engine Oil 8 gal (30.3 L)
Fuel Tank Capacity 87 gal (329.4 L)
Swing Drive 2.1 gal (8 L)
Hydraulic Tank – Including Suction Pipe 35 gal (132.5 L)

Standards

Brakes SAE J1026 APR90
Cab/Fogs SAE J1356 FEB88

Sound Performance

Performance ANSI/SAE J1166 APR 90

Track

Number Of Track Rollers – Each Side – Long Undercarriage 8
Number Of Shoes – Each Side – Long Undercarriage 49
Number Of Carrier Rollers – Each Side – Long Undercarriage 2

Drive

Maximum Travel Speed 3.5 mph (5.7 km/h)
Maximum Drawbar Pull 46311 lb (21006.4 kg)

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