Lagoon Seventy 7 - Page 11

Technical handbook
l 9 l
ENGINES
D4-180
0
5
10
15
20
25
30
35
40
Fuel consumption
At ca lcula ted propeller load exp . 3
1000 1200 1400 1600 1800 2000 2200 2400 2600 2800
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5
10
15
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30
35
40
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5
10
h/lag SUh/sretiL
Rpm
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25
50
75
100
125
150
Powe r
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0
25
50
75
100
125
150
0
50
100
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200
cirtem ,phWk
Crankshaft power
Cal cul ated propeller l oad exp. 3
Rpm
0
50
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150
200
250
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350
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450
500
550
Torque
To rque m easured at crankshaft
1000 1200 1400 1600 1800 2000 2200 2400 2600 2800
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Nm kpm
Rpm
d4_inboard.pzm:180_ftp-bulletin - Mon Jan 17 16:09:17 2005
Technical Data
Engine designation D4-180 I
Crankshaft power, kW (hp) 132 (180)
Propeller shaft power, kW (hp) 128 (174)
Engine speed, rpm 2800
Displacement, l (in
3
) 3.7 (224)
Number of cylinders 4
Bore/stroke, mm (in.) 103/110 (4.05/4.33)
Compression ratio 17.5:1
Dry weight with HS45AE, kg (lb) 546 (1204)
Ratio HS45AE 2.04:1, 1.51:1
Ratio ZF63E 2.78:1
Ratio HS63AE 2.52:1, 2.04:1, 1.56:1
Ratio HS63IVE 2.48:1, 1.99:1, 1.56:1
Emission compliance IMO NOx, EU RCD, US EPA Tier 3
Rating R4* & R5**
Technical data according to ISO 8665. With fuel having an LHV of 42700 kJ/kg and density of
840 g/liter at 15 °C (60 °F).
Merchant fuel may differ from this specification which will influence engine power output and
fuel consumption.
*RATING 4. For light planing craft in commercial operation
**RATING 5. For pleasure craft applications, and can be used for high speed planing crafts in
commercial applications
VOLVO PENTA INBOARD DIESEL