Sany SY235C Hydraulic Excavator (23 Ton Standard Chassis)

1. Basic Machine Core Parameters

Load & Bucket Performance

Standard operating weight: 24,200kg
Standard bucket capacity: 1.1m³; Optional bucket range: 1.0~1.3m³ (earth / rock bucket)
ISO bucket breakout force: 175kN; ISO stick breakout force: 122kN
Maximum drawbar pull: 251.3kN; Swing speed: 11rpm
Ground pressure (standard track): 47.6kPa
Max gradeability: 70% (35°)

Overall Length, Width & Height (Transport Dimension)

Total length (5.9m standard boom + 2.95m standard stick): 9,920mm
Transport width: 2,980mm
Height to cab top: 2,990mm; Max overall height: 3,550mm
Track ground contact length: 3,640mm; 7 track rollers & 2 top rollers per side
Standard track shoe width: 600mm; Optional 700/800mm wide mining track shoes
Minimum ground clearance: 440mm; Tail swing radius: 2,890mm

Working Range

Max ground level reach: 10,150mm
Max digging depth: 6,785mm; Vertical wall digging depth: 5,845mm
Max dumping height: 6,725mm; Max cutting height: 9,640mm
Minimum front swing radius: 3,800mm

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

Standard Engine: ISUZU 6BG1 Inline 6-Cylinder Water-Cooled Diesel

Net rated power: 128.5kW / 172 hp @ 2100rpm
Displacement: 6.494L, 4-stroke, turbocharged & intercooled direct injection
Peak torque: 637N·m @1600rpm
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: -25℃ ~ 52℃

3. Hydraulic System

Dual variable displacement main pumps, max single pump flow 252L/min, total flow 504L/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 auxiliary hydraulic piping for breaker, piping extended to stick tip
Independent oversized hydraulic oil cooler for stable temperature under continuous heavy load

4. Travel & Braking System

Dual variable travel motors with 2 adjustable speed ranges
Low travel speed: 3.5km/h; High travel speed: 5.5km/h
Service brake: Built-in hydraulic wet multi-disc travel brake
Parking brake: Spring-applied swing parking brake, auto lock after engine shutdown
Adjustable downhill speed control for stable 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 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 cast counterweight, no front lifting under full load digging
Standard 5.9m boom + 2.95m stick, all pins fitted with thick heat-treated wear-resistant bushes
All hydraulic cylinders equipped with integrated buffer & dust-proof seals; optional heavy bucket teeth & side wear guards for rock operation
Standard X-shaped undercarriage frame, sealed lubricated track pins for extended service life

7. Fluid Capacity & Maintenance Intervals

Fuel tank volume: 378L
Hydraulic tank volume: 280L; Total hydraulic system volume: 340L
Engine oil capacity: 13L; Cooling system total volume: 22L
Single travel drive gear oil: 9L; Swing drive gear oil: 14L
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

1.1m³ standard earth bucket, ISUZU Tier3 engine, standard track undercarriage, dual-way 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. 1.3m³ heavy-duty rock 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