Paving machine

The transmission of wheeled pavers requires high torque at low wheel speeds. Under these conditions, SAI motors provide excellent continuity of rotation and high efficiency.

SAI also provides wheel units for auxiliary traction of the front wheels, improving maneuverability and ability to work in difficult conditions.

During the transfer phases, the paver can reach its maximum speed by simply reducing the displacement of the motors proportionally, without the need for mechanical gears or clutches, thus increasing the simplicity and reliability of the system.

Finally, SAI offers compact, high-efficiency conveyor drive motors, further optimizing machine performance and reducing energy consumption.

COMPATIBLE PRODUCTS

K4

Fixed displacement motor with integrated planetary gearbox having 7:1 or 5:1 reduction ratio, also available with negative disc brake version (BVFK3). The BVK series is also available with different hub types (31A, 31B, 31D).

K3

Fixed displacement motor integrated with planetary gearbox having 7:1 or 5:1 reduction ratio, also available with negative disc brake version. BVK series is also available with different hub types (31A, 31B, 31D).

K4D

Double displacement motor with integrated planetary gearbox with 7:1 or 5:1 reduction ratio, also available with negative disc brake version (BVFK3). The BVK series is also available with different hub types (31A, 31B, 31D).

K3D

Double displacement motor with integrated planetary gearbox with 7:1 or 5:1 reduction ratio, also available with negative disc brake version (BVFK3). The BVK series is also available with different hub types (31A, 31B, 31D).

TS8VW

Seven-piston variable displacement wheel motor integrated with a planetary gearbox having a 6:1 reduction ratio, also available with negative brake version (TS8VWF).

K4V

Variable displacement motor with integrated planetary gearbox with 7:1 or 5:1 reduction ratio, also available with negative disc brake (BVFK4). The BVK series is also available with different hub types (31A, 31B, 31D).

K3V

Variable displacement motor with integrated planetary gearbox having 7:1 or 5:1 reduction ratio, also available with negative disc brake version (BVFK3). The BVK series is also available with different hub types (31A, 31B, 31D).

TF

Series of fixed displacement motors with extreme specific power.
High sustainable pressure and flow rate make T motors ideal in the most severe and demanding applications.
The 7-cylinder design guarantees a stable and continuous driving torque.

TV

Series of variable displacement engines with extreme specific power.
High sustainable pressure and flow rate make T motors ideal in the most severe and demanding applications.
TV-TD motors allow continuous displacement variation. Minimum displacement 0 cc can be achieved from any maximum displacement.
Maximum efficiency enables optimal engine performance even at 10 percent of maximum displacement.

Motors > Variable Displacement
Displacement (cm3/REV)

241 – 60
405 – 101

Specific torque (NM/BAR)

3.82 – 0.95
6.45 – 1.6

Peak power (KW)

110 – 80

Forestry Winch

Railway maintenance equipment

Auger Drive

Wheel loader

Auxiliary Drive

Horizontal drilling machines

Sweeper

Winch

Vertical drilling machine

Telescopic lift

Paving machine

Feed Mixer

BD1

Motors > Double Displacement
Displacement (cm3/REV)

99 – 25
243 – 61

Specific torque (NM/BAR)

1.6 – 0.4
3.9 – 1

Peak power (KW)

55 – 42

Auger Drive

Shearing machine

Bending machine

Winch

Paving machine

BD2

Motors > Double Displacement
Displacement (cm3/REV)

493 – 246
347 – 87

Specific torque (NM/BAR)

7.8 – 3.9
5.5 – 1.4

Peak power (KW)

75 – 65

Auger Drive

Shearing machine

Bending machine

Winch

Paving machine

Motors > Fixed Displacement
Displacement (cm3/REV)

352 – 792

Specific torque (NM/BAR)

5,6 – 12,6

Peak power (KW)

140

Auger Drive

Paving machine

Feed Mixer

Complete wheel drive units > Variable Displacement
Displacement (cm3/REV)

714 – 378
1701 – 851

Specific torque (NM/BAR)

11.4 – 6.3
27.3 – 13.51

Peak power (KW)

50 – 42

Paving machine

Complete wheel drive units > Variable Displacement
Displacement (cm3/REV)

510 – 270
1215 – 608

Specific torque (NM/BAR)

8.11 – 4.3
19.4 – 9.65

Peak power (KW)

55 – 42

Paving machine

Complete wheel drive units > Variable Displacement
Displacement (cm3/REV)

510 – 270
1216 – 608

Specific torque (NM/BAR)

8.12 – 4.28
19.36 – 9.68

Peak power (KW)

55 – 42

Paving machine

Complete wheel drive units > Variable Displacement
Displacement (cm3/REV)

3576 – 894
7332 – 1830

Specific torque (NM/BAR)

56.92 – 14.19
116.69 – 29.05

Peak power (KW)

220 – 200

Forestry Winch

Towbarless Tractor

Paving machine

Harvester

Complete wheel drive units > Double Displacement
Displacement (cm3/REV)

714 – 378
1701 – 851

Specific torque (NM/BAR)

11.4 – 6.3
27.3 – 13.51

Peak power (KW)

50 – 42

Paving machine

Complete wheel drive units > Double Displacement
Displacement (cm3/REV)

510 – 270
1215 – 608

Specific torque (NM/BAR)

8.11 – 4.3
19.4 – 9.65

Peak power (KW)

55 – 42

Paving machine

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