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T Series - Valtra

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ADVANTAGES OF COMMON RAIL ENGINES<br />

• Exceed Tier III emissions standards<br />

• High fuel injection pressure, precise fuel injection<br />

timing and efficient intercooling help manage<br />

emissions<br />

• CR engines react quickly to changes in load<br />

• Higher torque achieved at low rpm. Torque<br />

remains high even if engine speed drops during<br />

work, making work efficient and improving fuel<br />

efficiency<br />

• Basic construction of SisuDiesel engines<br />

offers very long life:<br />

- intercooler<br />

- wet cylinder liners, centrally supported<br />

- reduces cylinder liner vibration<br />

- minimises wear on cylinder liners and pistons<br />

- low oil consumption<br />

- fuel system located on cold side of engine<br />

- fuel filters can be easily changed without<br />

tools and without leaking fuel.<br />

- easy access to maintenance components<br />

• optimal ignition thanks to CR pre-injection<br />

- lower noise levels<br />

- new and pleasant engine sound<br />

• four-valve-per-cylinder technology improves fuel<br />

flow through cylinders and reduces heat load<br />

around cylinders.<br />

Power (kW)<br />

New CR<br />

Conventional<br />

B<br />

Power Bulge<br />

2000<br />

POWER BULGE<br />

Power bulge means that the engine delivers<br />

the maximum power at lower rpm than the<br />

rated speed. T <strong>Series</strong> CR engines have a<br />

rated speed of 2200 rpm, but the maximum<br />

power is achieved at 2000 rpm. The power<br />

bulge is approximately 3-4 hp.<br />

Benefits<br />

• Improved fuel efficiency<br />

• Reduced noise levels<br />

• Less downshifting<br />

• Increased productivity<br />

A<br />

2200 rpm<br />

Power (kW)<br />

Transport<br />

boost<br />

New CR<br />

HiTech<br />

Advance<br />

D<br />

Power Bulge<br />

B<br />

Power Bulge bulge<br />

TRANSPORT BOOST<br />

Models with Common Rail fuel injection offer<br />

extra power boost for transport driving. The<br />

power increase is approximately 5-6 percent<br />

compared with the power at field speeds.<br />

Transport boost offers extra power in gears<br />

H2, H3 and H4. The power bulge is also<br />

available in transport boost mode.<br />

C<br />

A<br />

A Rated power in normal use<br />

B Maximum power in normal use<br />

C Rated power with transport boost<br />

D Maximum power with transport boost<br />

Power (kW)<br />

P<br />

2000 2200 rpm 1000 1600 2200 rpm<br />

E<br />

PERMATORQUE<br />

SisuDiesel engines feature Permatorque,<br />

which offers a torque reserve (R) from the<br />

engine rated rpm to the rpm at the maximum<br />

torque. In the T <strong>Series</strong> the maximum torque<br />

is achieved at 1500 rpm (EcoPower 1100<br />

rpm). Permatorque (E) means that the torque<br />

remains constant until 1000 rpm. High torque<br />

at low rpm (P) enables a smooth start up<br />

during PTO work and when moving off with<br />

heavy loads.<br />

R<br />

7

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