Specification (industrial)
Model
S3L2
S4L2
S4L2-T
Type
4-cycle, water-cooled, diesel engine
Natural-aspirated
Turbocharged
Number of cylinders
3
4
4
Bore and stroke / mm
78x92
78x92
78x92
Displacement in / cc
1318
1758
1758
Combustion system
Swirl chamber
Max. gross output (ISO 3046) / kW/rpm
21,2 / 3000
28,8 / 3000
36,8 / 3000
Fuel system
PFR-Type
Charging alternator / V-A
12 / 50
12 / 50
12 / 50
Starting system / V-A
12 / 1,7
12 / 2,0
12 / 2,0
Fuel
Diesel fuel (ASTM No. 2-D)
Lub. oil capacity / litres
4,2
6,0
6,0
Dry weight (1500 / 1800rpm Spec.) / kg
135
155
174
Flywheel
SAE #7,5 (Thin type)
Flywheel housing
SAE #5 (Thin type)
Emission compliance
US EPA Tier 4a / EU Stage 3A
EU Stage 3A


Specification (generator)
Model
S3L2
S4L2
Type
4-cycle, water-cooled, diesel engine
Natural-aspirated
Number of cylinders
3
4
Bore and stroke / mm
78x92
78x92
Displacement /cc
1318
1758
Combustion system
Swirl chamber
Firing order
1-3-2
1-3-4-2
Charging alternator / V-A
12 / 50
12 / 50
Starting system / V-A
12 / 1,7
12 / 2,0
Fuel
Diesel fuel (ASTM No. 2-D)
Lub. oil capacity / litres
4,2
6,0
Dry weight (1500 / 1800rpm Spec.) / kg
135
155
Generator output (ISO 3046, gross)
50 Hz (1500rpm)
St-by / kW
10,8
15,4
Prime / kW
9,7
13,8
60 Hz (1800rpm)
St-by / kW
13,4
18,8
Prime / kW
12,0
17,0
50 Hz (3000rpm)
St-by / kW
21,2
28,8
Prime / kW
18,3
25,8
60 Hz (3600rpm)
St-by / kW
-
-
Prime / kW
-
-
Flywheel
SAE #7,5 (Thin type)
Flywheel housing
SAE #5 (Thin type)
Emission compliance
US EPA Tier 4a / EU Stage 2 constant