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Due to the light weight of the Spirited
400, the fuel consumption is incredibly low. The following data has
been obtained by detailed calculation in standard conditions (clean
hull, no head wind), and shows the incidence of speed and weight on
consumption.
Yanmar 4JH4-TE 75 HP, propellers
19"x17", two engines:
| |
Light displacement
(4 000 kg) |
Max displacement
(6 200 kg) |
|
RPM |
Knots |
PTO |
l/nm |
Knots |
PTO |
l/nm |
|
3200 |
17.0 |
83% |
1.63 |
- |
- |
- |
|
3000 |
15.9 |
69% |
1.39 |
14.4 |
85% |
1.88 |
|
2800 |
14.9 |
58% |
1.16 |
13.4 |
71% |
1.58 |
|
2600 |
13.8 |
48% |
1.00 |
12.4 |
58% |
1.36 |
|
2400 |
12.8 |
39% |
0.83 |
11.5 |
48% |
1.12 |
|
2200 |
11.7 |
32% |
0.72 |
10.5 |
39% |
0.98 |
|
2000 |
10.6 |
25% |
0.62 |
9.6 |
31% |
0.84 |
|
1800 |
9.6 |
21% |
0.52 |
8.6 |
25% |
0.70 |
|
1600 |
8.5 |
18% |
0.41 |
7.7 |
22% |
0.55 |
|
1400 |
7.4 |
16% |
0.32 |
6.7 |
20% |
0.44 |
|
1200 |
6.4 |
14% |
0.24 |
5.7 |
17% |
0.32 |
PTO : Power Take-Off
If your prefer higher cruising speeds, the 2x125 HP motorisation
will take you up to 21 knots:
Yanmar 4JH3-DTE 125 HP, propellers
18"x16", two engines:
| |
Light displacement
(4 000 kg) |
Max displacement
(6 200 kg) |
|
RPM |
Knots |
PTO |
l/nm |
Knots |
PTO |
l/nm |
|
3800 |
21.0 |
95% |
2.36 |
- |
- |
- |
|
3600 |
19.9 |
78% |
2.04 |
17.6 |
93% |
2.76 |
|
3400 |
18.8 |
68% |
1.76 |
16.6 |
81% |
2.37 |
|
3200 |
17.7 |
59% |
1.56 |
15.6 |
71% |
2.10 |
|
3000 |
16.6 |
54% |
1.37 |
14.7 |
64% |
1.85 |
|
2800 |
15.5 |
48% |
1.24 |
13.7 |
57% |
1.67 |
|
2600 |
14.4 |
42% |
1.06 |
12.7 |
50% |
1.44 |
|
2400 |
13.3 |
38% |
0.91 |
11.7 |
45% |
1.23 |
|
2200 |
12.2 |
32% |
0.79 |
10.8 |
39% |
1.07 |
|
2000 |
11.1 |
26% |
0.68 |
9.8 |
31% |
0.91 |
|
1800 |
9.9 |
21% |
0.55 |
8.8 |
25% |
0.74 |
The following autonomies will be
achieved at half load with 1 000 litres of diesel :
|
Speed |
75 HP engines |
125 HP engines |
|
8 knots |
2 000 nm |
1 700 nm |
|
10 knots |
1 350 nm |
1 250 nm |
|
12 knots |
1 000 nm |
950 nm |
|
14 knots |
700 nm |
700 nm |
|
16 knots |
- |
550 nm |
|
18 knots |
- |
400 nm |
Atlantic passages
Caribbean's via Brazil and Cape Verde are within range of the Spirited 400 Power, with the
comfort of having a second motor in case of breakdown.
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