Sany SY325H Hydraulic Excavator (25 Ton Mining Version)

1. Basic Machine Core Parameters

Load & Bucket Performance

Standard operating weight: 25,400kg
Standard rock bucket capacity: 1.6m³; Optional bucket range: 1.2~1.8m³ (earth / heavy rock bucket)
ISO bucket breakout force: 204kN; ISO stick breakout force: 153kN
Maximum drawbar pull: 292kN; Swing speed: 11.5rpm
Ground pressure (standard track): 60.3kPa
Max gradeability: 70% (35°)

Overall Length, Width & Height (Transport Dimension)

Total length (6.2m heavy-duty boom + 3.0m standard stick): 10,420mm
Transport width: 3,190mm
Height to cab top: 3,380mm; Max overall height: 3,720mm
Track ground contact length: 3,880mm; 7 track rollers & 2 top rollers per side
Standard track shoe width: 600mm; Optional 700/800mm wide mining track shoes
Minimum ground clearance: 460mm; Tail swing radius: 3,120mm

Working Range

Max ground level reach: 10,510mm
Max digging depth: 7,300mm; Vertical wall digging depth: 6,320mm
Max dumping height: 7,100mm; Max cutting height: 9,860mm
Minimum front swing radius: 4,020mm

2. Power System (China Stage III / Tier3 / Stage IIIA Emission Standard)

Standard Engine: ISUZU 6HK1 Inline 6-Cylinder Water-Cooled Diesel

Net rated power: 147kW / 198 hp @ 2000rpm
Displacement: 7.79L, 4-stroke, turbocharged & intercooled direct injection
Peak torque: 800N·m @1500rpm
Emission compliance: Tier3 / Stage IIIA
Cooling system: Independent layered oversized radiator, thermostatic hydraulic fan, two-stage air filtration
Fuel compatibility: B20 biodiesel; Operating ambient temperature: -20℃ ~ 52℃

3. Hydraulic System

Dual variable displacement main pumps, max single pump flow 276L/min, total flow 552L/min
Main relief pressure: Working circuit 34.3MPa, swing circuit 27.5MPa, pilot circuit 3.9MPa
Electronic integrated main control valve, boom & stick energy regeneration circuit for smooth compound movements
Standard dual-way heavy-duty auxiliary hydraulic piping for large breaker, piping extended to stick tip
Independent oversized hydraulic oil cooler for stable temperature under continuous mining heavy load

4. Travel & Braking System

Dual variable travel motors with 2 adjustable speed ranges
Low travel speed: 3.2km/h; High travel speed: 5.3km/h
Service brake: Built-in hydraulic wet multi-disc travel brake
Parking brake: Spring-applied swing parking brake, auto lock after engine shutdown
Extended X-shaped undercarriage with longer track contact length, anti-slip & anti-sink performance on mining & muddy ground
Adjustable downhill speed control for stable heavy-load operation on steep slopes

5. Cab & Operator Station Configuration

ROPS & FOPS rollover & falling-object certified enclosed safety cab
Multi-way adjustable air-suspended shock-absorbing operator seat with lumbar support
Automatic constant heating & air conditioning, double-layer sound insulation
Color LCD intelligent monitor: real-time engine speed, oil pressure, water temperature, fault code, maintenance reminder
Full LED high-brightness working lights, adjustable intermittent windshield wipers, USB fast charging, Bluetooth audio system
Customizable electric pilot joysticks with shortcut buttons for breaker & quick coupler

6. Frame, Working Equipment & Standard Undercarriage

Thick box-type integral main frame, one-piece thick cast counterweight, no front lifting under full load digging
Standard 6.2m heavy-duty boom + 3.0m stick, all pins fitted with thick heat-treated wear-resistant bushes
All hydraulic cylinders equipped with integrated buffer & dust-proof seals; optional high-manganese heavy bucket teeth & side wear guards for rock mining
Long-life sealed lubricated track pins for extended service life under high-intensity mining operation

7. Fluid Capacity & Maintenance Intervals

Fuel tank volume: 390L
Hydraulic tank volume: 300L; Total hydraulic system volume: 370L
Engine oil capacity: 14L; Cooling system total volume: 24L
Single travel drive gear oil: 10L; Swing drive gear oil: 15L
Maintenance schedule:
Engine oil & filter: 500 working hours
Primary & secondary fuel filters: 1000 working hours
Hydraulic oil & filter elements: 3000 working hours
Swing & travel drive gear oil: 2000 working hours
Single-side centralized service layout, wide opening side service door for full filter replacement on one side

8. Standard & Export Mining Heavy-Duty Optional Equipment List

Factory Standard Full Package

1.6m³ standard rock bucket, ISUZU Tier3 China Stage III engine, standard track undercarriage, dual-way heavy-duty auxiliary breaker piping, ROPS enclosed HVAC cab, 600mm steel triple-grip track shoes, electric pilot control, full LED work lights, automatic swing parking brake

Export Upgraded Optional Accessories

1. 1.8m³ heavy-duty mining bucket + high-manganese wear-resistant bucket teeth & side guards
2. 700/800mm wide deep-profile triple-grip mining track shoes
3. Heavy-duty top & front window cab protective screen assembly
4. Full underbody armor plate & abrasion-resistant hydraulic hose sleeves
5. Hydraulic quick coupler assembly for fast switching between bucket, breaker & grapple
6. Remote machine location telematics system for fleet management
7. Extended stick kit for deeper digging & longer working reach
8. Cold-region low-temperature preheating starting kit