Wartsila ?31DF Series Product Manual page 17

Wärtsilä 31DF Product Guide
2.2.1 Mechanical propulsion
2.2.1.1 Loading Rates Variable speed engines (CPP)
Normal loading rate, variable speed engines, 750 rpm
Table 2-1
Engine load
[% of MCR]
0
100
Fig 2-2
DBAE248994
Loading rate
Nominal Fast loading
loading [s]
[s]
0 0
300 120
Normal Loading rate, variable speed engines, 750 rpm
If normal loading rate is chosen low load running is limited to normal low load
restriction curve. Please see chapter 2.3.1.
Emergency,
diesel opera-
tion only
[s]
0
30
NOTE
2. Operating Ranges
2-3