Basic Information
Model: CAT®336 Hydraulic Excavator

Category: Large Mining/Construction Excavator

Manufacturer: Caterpillar Inc.

Operating Weight:

Legacy (China III): 36,200 kg

Current (China IV): 36,900 kg

Engine: Cat® C7.1 TTA (China IV) / C9.3B (China III)

Emission Standard:

Legacy: China National III

Current: China National IV

Engine & Performance
Engine Type: Turbocharged Diesel

Displacement:

China IV: 7.01 L (C7.1)

China III: 9.3 L (C9.3B)

Net Power:

China IV: 225 kW (302 hp) @ 2,000 rpm

China III: 232 kW (311 hp) @ 1,550 rpm

Max Torque: 143 kN·m (Swing Torque)

Fuel Tank Capacity: 600 L

Fuel Consumption: ~20-24 L/h (estimated under load)

Hydraulic System
Main Pump Type: Variable Displacement Piston Pumps

Max Flow Rate: 560 L/min (China IV)

System Pressure:

Main Relief: 35 MPa

Swing Circuit: 29.4 MPa

Swing Speed: 8.84 rpm (China IV)

Swing Torque: 143 kN·m

Undercarriage & Dimensions
Track Shoe Width: 600 mm (standard)

Ground Pressure: ~53 kPa (estimated)

Track Length: 4,590 mm (similar to PC360)

Overall Dimensions (L×W×H):

China IV: 11,170 × 3,340 × 3,180 mm

Ground Clearance: 510 mm

Digging Performance
Max Digging Depth: 7,550 mm (China IV)

Max Reach at Ground Level: ~10,340 mm (China IV)

Bucket Capacity: 2.1–2.2 m³ (standard)

Breakout Force:

Bucket: 209 kN (China IV) / 161 kN (China III)

Arm: 166 kN (China IV) / 167 kN (China III)

Operator Environment & Features
Cab: ROPS/FOPS Certified

Air Conditioning: Standard

Monitor: Advanced LCD Display (Cat® Connect telematics)

Noise Level: ~72 dB (cab estimate)

Key Features:

China IV Model: Maintenance-free exhaust aftertreatment.

Durability: Reinforced structures for mining.

Optional Configurations
Track Width: Wide options available (e.g., 800 mm for soft ground).

Buckets: Rock/HD buckets (up to 2.12 m³).