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Home  >  Power Generation  >  Diesel Engine  >  Ricardo TH490-494 Series Diesel Engine

Ricardo TH490-494 Series Diesel Engine

 

Rated power/speed(KW/r/min):22/1500-36/1500  24/1800-40/1800
Fuel consumption(g/kw.h):≦253
Oil pressure under calibration conditions(mpa):0.2-0.4

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Ricardo TH490-494 Series Diesel Engine
description1
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Product Details
Type

ZH490D

 ZH493D ZH490ZD ZH493ZD

Number of 

cylinders

 4 4 4 4
Bore/stroke(mm) Φ90×100 Φ93×100 Φ90×100 Φ93×100
Cylinder volume(L) 2.54 2.72 2.54 2.72
Compression Ratio 18∶1 18∶1 18∶1 18∶1
Firing sequence 1-3-4-2 1-3-4-2 1-3-4-2 1-3-4-2
Flywheel interface SAE4#7.5 SAE4#7.5 SAE4#7.5 SAE4#7.5

 

Speed regulation 

method

Mechanical speed

regulation 

Electronic speed

regulation

Mechanical speed

regulation 

Electronic speed

regulation

Mechanical speed

regulation 

Electronic speed

regulation

Mechanical speed

regulation 

Electronic speed

regulation
Air intake method

Naturally 

aspirated

Naturally 

aspirated

 Boosting Boosting
Starting method Electric start Electric start Electric start Electric start

Cooling method

Foreced water

cooling

Foreced water

cooling

Foreced water

cooling

Foreced water

cooling

Natural 

operating 

temperature of 

cooling water

≦95

 

≦95

 

≦95

 

≦95

Rated power/

speed(KW/r/min)

 22/1500 25/1500 30/1500 36/1500

Rated power/

speed(KW/r/min)

 24/1800 27/1800 33/1800 40/1800

Fuel consumption

(g/kw.h)

 ≦253 ≦253 ≦253 ≦253

Fuel supply 

advance 

angle before

top dead center

17°±1°

 

17°±1°

 

17°±1°

 

17°±1°

Oil pressure 

under 

calibration 

conditions(mpa)

0.2-0.4

 

0.2-0.4

 

0.2-0.4

 

0.2-0.4

Water tank 

capacity(L)

4

 5 6.3 6.3

Oil bottom 

capacity(L)

 7 7 7 7

Outer packaging 

size

 950*640*970 950*640*970 950*640*970 820*600*880
Weight 246 246 252 256

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