Contents
Working Range
| Boom/Arm Length | Boom 15’1″ (4600 mm) / Stick 6’11” (2100 mm) |
| Shipping Length Of Unit | 24.91 ft in (7590 mm) |
| Shipping Height Of Unit | 8.91 ft in (2715 mm) |
| Max Cutting Height | 27.38 ft in (8345 mm) |
| Max Loading Height | 19.38 ft in (5905 mm) |
| Max Reach Along Ground | 25.58 ft in (7795 mm) |
| Max Vertical Wall Digging Depth | 14.83 ft in (4520 mm) |
| Max Digging Depth | 16.79 ft in (5115 mm) |
Working Range (Boom/Arm Option 2)
| Boom/Arm Length | Boom 15’1″ (4600 mm) / Stick 8’2″ (2500 mm) |
| Shipping Length Of Unit | 24.92 ft in (7595 mm) |
| Max Cutting Height | 28.25 ft in (8610 mm) |
| Shipping Height Of Unit | 8.91 ft in (2715 mm) |
| Max Loading Height | 20.25 ft in (6170 mm) |
| Max Reach Along Ground | 26.81 ft in (8170 mm) |
| Max Vertical Wall Digging Depth | 16.21 ft in (4940 mm) |
| Max Digging Depth | 18.12 ft in (5520 mm) |
Working Range (Boom/Arm Option 3)
| Boom/Arm Length | Boom 15’1″ (4600 mm) / Stick 9’10” (3000 mm) |
| Shipping Length Of Unit | 24.64 ft in (7510 mm) |
| Max Cutting Height | 29.43 ft in (8970 mm) |
| Max Loading Height | 21.45 ft in (6535 mm) |
| Shipping Height Of Unit | 10.09 ft in (3075 mm) |
| Max Reach Along Ground | 28.43 ft in (8665 mm) |
| Max Vertical Wall Digging Depth | 17.59 ft in (5360 mm) |
| Max Digging Depth | 19.74 ft in (6015 mm) |
Dimensions
| Overall Length | 24.9 ft in (7590 mm) |
| Height To Top Of Cab | 8.91 ft in (2715 mm) |
| Width To Outside Of Tracks | 8.08 ft in (2460 mm) |
| Length Of Track On Ground | 9.03 ft in (2750 mm) |
| Tail Swing Radius | 6.99 ft in (2130 mm) |
| Counterweight Clearance | 2.81 ft in (855 mm) |
| Ground Clearance | 1.32 ft in (400 mm) |
Buckets
| Reference Bucket Capacity | 0.7 yd3 (0.5 m3) |
| Minimum Bucket Capacity | 0.3 yd3 (0.2 m3) |
| Maximum Bucket Capacity | 0.8 yd3 (0.6 m3) |
Undercarriage
| Center frame | X-frame |
| Track frame | Box-section |
| Seal of track | Sealed track |
| Track adjuster | Hydraulic |
| Number of Shoes per Side | 42 |
| Number of Carrier Rollers per Side | 2 |
| Number of Track Rollers per Side | 7 |
| Track Gauge | 86.6 in (2200 mm) |
| Shoe Size (Standard) | 23.6 in (600 mm) |
| Shoe Size (Optional) | 19.7 in (500 mm) / 27.6 in (700 mm) / 29.5 in (750 mm) |
Engine Details
| Number Of Cylinders | 4 |
| Engine Make | Komatsu |
| Engine Model | Komatsu SAA4D102E-2 |
| Displacement | 199 cu in (3.26 L) |
| Bore | 3.74 in (95 mm) |
| Stroke | 4.53 in (115 mm) |
| Gross Power | 89 hp (66.2 kw) |
| Power Measured @ | 2200 rpm |
| Governor | All-speed, mechanical |
| Aspiration | Turbocharged, and air to air aftercooled |
| Emission Standards | US EPA Tier 2 |
Operational Specs
| Max Operating Weight | 27535 lb (12490 kg) |
| Max Drawbar Pull | 22487 lb (10200 kg) |
| Drive | Fully hydrostatic |
| Steering | Two levers with pedals |
| Reduction System | Planetary gear, double -reduction |
| Max Travel Speed (High) | 3.1 mph (5.0 km/h) |
| Max Travel Speed (Mid) | 2.1 mph (3.3 km/h) |
| Max Travel Speed (Low) | 1.6 mph (2.5 km/h) |
| Service Brakes | Hydraulic lock |
| Parking Brake | Oil disc brake |
| Alternator | 25 amps |
| Battery | 2x 12V, 160Ah |
Swing Mechanism
| Driven by | Hydraulic motor |
| Swing Speed | 11.0 rpm |
| Swing Reduction | Planetary double reduction |
| Swing Circle Lubrication | Grease-bathed |
| Swing Lock | Oil disc brake |
| Swing Torque | 21627 lb ft (29.32 kNm) |
Hydraulic System
| Type | Closed-center Komatsu HydrauMind system with load-sensing valves and pressure-compensated valves |
| Main Pump | Variable-displacement piston pump |
| Pump Flow Capacity | 59.8 gal/min (226 L/min) |
| Relief Valve Pressure | 5050 psi (34818 kPa) |
| Control Circuit Pump | Gear pump |
| Travel Hydraulic motors | 1x Axial piston motor with parking brake |
| Swing Hydraulic motors | 1x Axial piston motor with swing holding brake |
Service Refill Capacities
| Fuel Tank Capacity | 63.4 gal (240 L) |
| Engine Oil Capacity | 4.6 gal (17.5 L) |
| Cooling System Capacity | 4.8 gal (18.2 L) |
| Hydraulic System Capacity | 26.5 gal (100 L) |
| Swing Drive Fluid Capacity | 0.7 gal (2.5 L) |
| Final Drive Capacity (each side) | 0.8 gal (3.0 L) |
Is the machine 12 or 24 volt
The Komatsu PC120-6 excavator operates with a 24-volt electrical system. Battery Setup: Two 12V batteries connected in series (12V + 12V = 24V)