Wärtsilä 32 Product Guide
Wärtsilä 32 Product Guide
Wärtsilä 32 Product Guide
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Wärtsilä <strong>32</strong> - <strong>Product</strong> <strong>Guide</strong><br />
3. Technical Data<br />
Wärtsilä 7L<strong>32</strong><br />
Engine speed<br />
Cylinder output<br />
RPM<br />
kW/cyl<br />
AE/DE<br />
IMO Tier 2<br />
720<br />
480<br />
AE/DE<br />
IMO Tier 2<br />
750<br />
500<br />
ME<br />
IMO Tier 2<br />
750<br />
500<br />
Temperature before cylinders, approx. (TE 401)<br />
°C<br />
85<br />
85<br />
85<br />
HT-water out from engine, nom (TE402) (single stage CAC)<br />
°C<br />
96<br />
96<br />
96<br />
HT-water out from engine, nom (TE4<strong>32</strong>) (two stage CAC)<br />
°C<br />
96<br />
96<br />
96<br />
Capacity of engine driven pump, nom.<br />
m³/h<br />
70<br />
70<br />
70<br />
Pressure drop over engine, total (single stage CAC)<br />
kPa<br />
100<br />
100<br />
100<br />
Pressure drop over engine, total (two stage CAC)<br />
kPa<br />
150<br />
150<br />
150<br />
Pressure drop in external system, max.<br />
kPa<br />
60<br />
60<br />
60<br />
Pressure from expansion tank<br />
kPa<br />
70...150<br />
70...150<br />
70...150<br />
Water volume in engine<br />
m³<br />
0.46<br />
0.46<br />
0.46<br />
Low temperature cooling water system<br />
Pressure at engine, after pump, nom. (PT 451)<br />
kPa<br />
250 + static<br />
250 + static<br />
250 + static<br />
Pressure at engine, after pump, max. (PT 451)<br />
kPa<br />
450<br />
450<br />
450<br />
Temperature before engine (TE 451)<br />
°C<br />
25 ... 38<br />
25 ... 38<br />
25 ... 38<br />
Capacity of engine driven pump, nom.<br />
m³/h<br />
70<br />
70<br />
70<br />
Pressure drop over charge air cooler<br />
kPa<br />
35<br />
35<br />
35<br />
Pressure drop over oil cooler<br />
kPa<br />
30<br />
30<br />
30<br />
Pressure drop in external system, max.<br />
kPa<br />
60<br />
60<br />
60<br />
Pressure from expansion tank<br />
kPa<br />
70 ... 150<br />
70 ... 150<br />
70 ... 150<br />
Starting air system (Note 5)<br />
Pressure, nom.<br />
kPa<br />
3000<br />
3000<br />
3000<br />
Pressure at engine during start, min. (20°C)<br />
kPa<br />
1500<br />
1500<br />
1500<br />
Pressure, max.<br />
kPa<br />
3000<br />
3000<br />
3000<br />
Low pressure limit in air vessels<br />
kPa<br />
1800<br />
1800<br />
1800<br />
Air consumption per start<br />
Nm 3<br />
2.4<br />
2.4<br />
-<br />
Air consumption per start without propeller shaft engaged<br />
Nm 3<br />
-<br />
-<br />
2.4<br />
Air consumption per start with propeller shaft engaged<br />
Nm 3<br />
-<br />
-<br />
3.8<br />
Notes:<br />
Note 1<br />
Note 2<br />
Note 3<br />
Note 4<br />
Note 5<br />
At ISO 3046-1 conditions (ambient air temperature 25°C, LT-water 25°C) and 100% load. Tolerance 5%.<br />
At ISO 3046-1 conditions (ambient air temperature 25°C, LT-water 25°C) and 100% load. Flow tolerance 5% and temperature tolerance 10°C.<br />
At ISO 3046-1 conditions (ambient air temperature 25°C, LT-water 25°C) and 100% load. Tolerance for cooling water heat 10%, tolerance for radiation heat 30%.<br />
Fouling factors and a margin to be taken into account when dimensioning heat exchangers.<br />
According to ISO 3046/1, lower calorific value 42 700 kJ/kg, with engine driven pumps (two cooling water + one lubricating oil pumps). Tolerance 5%. Load according<br />
to propeller law for mechanical propulsion engines (ME).<br />
Automatic (remote or local) starting air consumption (average) per start, at 20°C for a specific long start impulse (DE/AUX: 2...3 sec, CPP/FPP: 4...6 sec) which is<br />
the shortest time required for a safe start.<br />
ME = Engine driving propeller, variable speed<br />
AE = Auxiliary engine driving generator<br />
DE = Diesel-Electric engine driving generator<br />
Subject to revision without notice.<br />
<strong>Product</strong> <strong>Guide</strong> W<strong>32</strong> - 1/2013 15