453 Series: U-453 / U-453 DT

 

Versions of U-453:

 

D-115.000 ENGINE

4 stroke diesel, direction injection, 3 cylinders, water cooled, 33.1 kW (45 hp), (ISO2543/DIN 70020) at 2400 rpm. Bore: 95mm. Stroke 110mm.

Cylinder capacity: 2340 cu.cm Max. engine torque: 146 nM (14.9 kpm) at 1500 rpm. Compression ratio: 17:1. Oil  bath air cleaner with cyclonic pre-cleaner. Distributor-type injection pump, CAV licence.

 

TRANSMISSION

 

CLUTCH: friction-type 11” disc, dry plates, dual (for gearbox and power take-off), hand lever and pedal controlled.

GEARBOX: constant-mesh, synchronized with 4 + 1 speeds and planetary reduction unit providing 12 + 3 speeds.

 

TRAVEL SPEEDS: in km/h, at 2400 engine rpm, 14.9-28 tires and 14/47 bevel couple:

Gear

High

Low

Creeping

1st

9.99

2.78

0.90

2nd

15.03

4.16

1.36

3rd

22.02

6.12

1.99

4th

28.45

7.9

2.56

Reverse

14.36

3.98

1.29

 

DIFFERENTIAL LOCK: pedal-actuated and automatic return to “OFF” position.

 

STEERING: hydrostatic, with independent hydraulic circulation and transversal arm.

 

BRAKES

SERVICE BREAKES: with oil-immersed discs, separately or simultaneously pedal activated  (for 453 DT)

PARKING BRAKE: independent, disc-type, hand lever controlled.

 

FRONT AXLES:

453       -pivoted, telescopic-type, U–section welded construction.

453 DT –drive-type, pivoted, with central drive unit differential, reduction gears in wheel hubs

 

Wheel Dimensions

Model

Front Weels

Rear Wheels

Front Track

Rear Track

U-445

6.0 x 16

14.9 x 28

Adjustable in 100mm increments within 1400-2000mm

Adjustable in 100mm increments within 1410-1910mm

U-445 DTC

7.50 x 20

14.9 x 28

Adjustable in 100mm increments within 1410-1510mm

Adjustable in 100mm increments within 1410-1910

 

MINIMUM TURNING RADIUS: 453 – 3.9m

                                                       453 DT – 4.1m

 

ELECTRIC EQUIPMENT

VOLTAGE: 12V .3kW starter, 500W alternator, 150 AH battery.

Complete electric equipment for lighting and signaling.

INSTRUMENT PANEL: electronic speedcounter, electric hourmeter. Warning lights for: full beam operation, flasher operation, fuel level, applied handbrake, water thermometer and fuel level gauge.

 

POWER TAKE-OFF

INDEPENDENT: 540 rpm for 453, 540rpm/1000rpm for 453 DT.

SYNCHRONOUS: 2.87 revs. per meter of forward travel.

 

HYDRAULIC SYSTEM

HYDRAULIC UNIT, MONOBLOCK-TYPE: providing automatic draft or position control.

HYDRAULIC PUMP: gear-type flow, 9.7 GPM at 2400 engine rpm for 453 and 11.2 GPM at 2400 engine rpm for 453 DT.

OPERATING PRESSURE: 150 bar.

REMOTE CONTROL VALVE: for working equipment.

 

THREE-POINT LINKAGE

1st and 2nd category, with adjustable R.H. lifting rod for 453

2nd category with adjustable R.H. lifiting rod for 543 DT

Max lifting capacity : 453 – 1700 daN/3740 lbs.                           

                                453 DT – 2100 daN/4630 lbs   

 

SEAT: adjustable according to drivers’ height and reach.

FUEL TANK:  62 litres.

TRACTOR WEIGHT: read for operation: 2660kg.

ROPS: with seatbelt.

 

OPTIONAL EQUIPMENT