Sakai Drum Roller SV520D | 10.3 ton

Description

Sakai Drum Roller SV520D | 10.3 ton

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Specification Unit Sakai Drum Roller SV520D | 10.3 ton

The Sakai SV520D is a high-performance, single-drum vibratory roller designed for medium to large-scale soil compaction.
Known for its reliability and the “Eco Compaction Mode,” it is a staple in road construction and site preparation.
Below are the detailed specifications for the 10.3-ton unit:

Weight & Dimensions

Category Specification;
Operating Weight 10,360 kg (approx. 10.3 tons).
Max Operating Weight 10,450 kg.
lass=”yoast-text-mark” />>Overall Length 5,840 mm.<br class=”yoast-text-mark” />>Overall Width 2,295 mm.
>Overall Height (with Awning) 2,910 mm.
Wheelbase 2,970 mm.
Ground Clearance 405 mm.

Drum & Compaction Performance

The SV520D features a smooth drum (D-type) with high-centrifugal force to achieve density in fewer passes.
Drum Width: 2,130 mm.
Drum Diameter: 1,530 mm.
Shell Thickness: 25 mm.
Vibration Frequency: 33.3 / 28.3 Hz (2,000 / 1,700 vpm).
>Centrifugal Force: 172 / 255 kN.
Amplitude (Low/High): 1.02 / 2.09 mm.</p>

Engine & Drivetrain

Engine Model: Isuzu 4BG1

T (Turbocharged).
>Engine Type: Water-cooled, 4-cycle, 4-cylinder inline diesel.
Rated Output: 83.3 kW (112 HP) @ 2,100 rpm.
Emission Level: EPA Tier 2 (equivalent).
Transmission: Hydrostatic (All-wheel drive: drum and rear tires).
Travel Speed: 0 – 10 km/h (2-speed range).
Gradeability: 62% (32 circ).

Capacities & Features

Fuel Tank: 210–265 Liters (depending on specific regional build).
Hydraulic Tank: 50 Liters.
Eco Mode (ECM): Reduces fuel consumption by up to 20% while maintaining performance.
Safety: Dual rubber isolation system to minimize operator vibration; noise levels as low as 87 dB(A).

Engine

Model : KUBOTA V3300.
Type : Water-cooled, 4-cycle direct injection.

Engine power
at rated engine speed 2800 rpm
ISO 14396 34.3 kW / 46.0 HP
ISO 9249 (net engine power) 33.7 kW / 45.2 HP

No. of cylinders : 4
Bore × stroke : 88 × 90 mm.

Displacement : 2.19 l.
Max. torque / engine speed :140 Nm / 1820 rpm.
Cooling system : Water

Fuel

Diesel fuel, conforming to EN590
Class 2/Grade D. Paraffinic fuel
capability (HVO, GTL, BTL),
conforming to EN 15940:2016

Transmission

Type : Hydrostatic
Pumps : 2 × variable displacement.

Hydraulic motors : 2 × axial pistons.
No. of speeds : 2.

Max. travel speed 16 km/h
Automatic working and parking brakes

Hydraulic system

Type Komatsu CLSS
Hydraulic pump Gear pump.

Max. pump flow 62 l/min
Max. operating pressure 190 bar
Max. pump flow – “Super Flow” (option) 100 l/min

Performance

Rated operating capacity : 345 kg  ( 760.60 in )
Tipping load : 690 kg ( 1521.19 in ).

Maximum travel speed : 10.3 km/h  ( 6.4 mph )
Maximum drawbar pull : 10.1 kN ( 2270.57 lbf ).

Lift arm breakout force : 7.6 kN ( 1708.55 lbf )
Bucket breakout force : 8.7 kN ( 1955.84 lbf )
Gradeability : 25°

Hydraulic System

Maximum flow : 38 L/min ( 10.04 gal/min )
Pressure – Working equipment circuit : 19 MPa ( 2755.72 psi ).

Pressure – Travel circuit : 25 MPa ( 3625.94 psi )
Pressure – Pilot circuit : 2.4 MPa ( 348.09 psi )

Loader

Operating capacity (standard bucket) 680 kg
Tipping load (standard bucket) 1360 kg.

Standard bucket capacity (ISO 7546) 0.35 m³
Bucket breakout force (ISO 14397) 1383 daN (1410 kg).

Operating capacity with pallet forks 490 kg
Max. loading height with forks 2660 mm
Reach with forks 1565 mm

Operating weight (appr.)

Weight, including open cab, operator (75 kg), liquids,
filled tank and standard equipment (without bucket) : 2675 kg.

Standard bucket (1580 mm) + 172 kg
Additional counterweight + 120 kg
Front door + 40 kg

Service refill capacities

Fuel tank 67 l
Cooling system 9.0 l
Engine oil 7.5 l
Hydraulic system 27 l
Final transmission 14.4 l

Environment

Engine emissions Fully complies with EU Stage V
exhaust emission regulations.

Noise levels.
LwA external 85 dB(A) (2000/14/EC Stage II)
LpA operator ear 101 dB(A) (ISO 6396 dynamic test).

Vibration levels (EN 12096:1997)
Hand/arm ≤ 2.5 m/s² (uncertainty K = 1.2 m/s²)
Body ≤ 0.5 m/s² (uncertainty K = 0.2 m/s²)