Sakai Drum Roller SV621T | 12.8 ton

Description

Sakai Drum Roller SV621T | 12.8 ton

BELIALAT.COM support unit, parts, service, rental, maintenance contract, overhaul, reconditioned Sakai Drum Roller SV621T | 12.8 ton

Specification Unit Sakai Drum Roller SV621T | 12.8 ton

The Sakai SV621T is a 13-ton class vibratory single drum roller specifically designed for soil compaction.
The “T” in the model name indicates it is the Padfoot Drum (Tamping) version, making it ideal for cohesive soils like clay or silt.
Below are the detailed technical specifications for the unit:

Weights & Dimensions

The SV621T is built for heavy-duty compaction, distributing its weight effectively between the front drum and rear tires.
Specification Metric Value Imperial Value:
Max. Operating Weight 12,970 kg (28,595 lbs).
Operating Weight (with Awning) 12,880 kg (28,400 lbs).
Load on Front Axle 7,610 kg (16,780 lbs).
Load on Rear Axle 5,270 kg (11,620 lbs).
lass=”yoast-text-mark” />>Overall Length 5,810 mm (229 in).
=”yoast-text-mark” />>Overall Width 2,300 mm (91 in).
>Overall Height (with Awning) 2,975 mm (117 in).
Wheelbase 2,970 mm (117 in).

Engine & Performance

Equipped with a reliable Isuzu engine, the SV621T provides high torque and fuel efficiency through its standard Eco Mode.
Engine: ISUZU 4BG1T (EPA Tier 2).
Type: Diesel, water-cooled, 4-cycle, 4-cylinder with Turbocharger.
Rated Output: 83.3 kW (112 HP) @ 2,100 rpm.
Gradeability: 50% (26 circ)
Speed Range: * Low: 0–6 km/h.
High: 0–10 km/h.
Fuel Tank Capacity: 215 L.

Vibration System

The unit features a dual-amplitude system to handle varying lift thicknesses and material types.
Frequency: * Low Amplitude: 33.3 Hz (2,000 vpm)
High Amplitude: 28.8 Hz (1,730 vpm)
Centrifugal Force: 150 kN (Low) / 255 kN (High).
Amplitude: 0.80 mm (Low) / 1.89 mm (High).
Vibrator Type: Single eccentric shaft type.

Drum & Tires

Drum Type: Padfoot (Tamping).
Number of Pads: 140 pads.
Pad Height: 100 mm (4 in).
Drum Width: 2,130 mm (84 in).
Drum Diameter: 1,600 mm (63 in) — including pads.
Tire Size: 23.1-26-8PR (OR) × 2

Key Features

Eco Compaction Mode (ECM): Reduces fuel consumption by up to 20% while maintaining performance.
Safety Systems: Features a triple brake system (service, parking, and an emergency pedal brake).
Durability: Thick drum shells (22 mm) and high-quality Japanese hydraulic components.
Would you like me to compare these specs against the Smooth Drum (SV621D) version or provide a maintenance schedule for this unit?

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)