The Imanox system


The Imanox system is based on the proven Volvo Penta in-line 6 cylinder line-up with its high efficiency engines & drive systems from 340 to 480Hp further developed with a SCR system. All in order to meet the latest Marpol IMO III regulations.The Imanox system is available for IPS systems as well as Inboard, Waterjet and Aquamatic applications.
One complete solution delivered from one supplier – certified by DNV.

Technical Data

Engine designation Volvo Penta D6
SCR designation STT Emtec LC
Method of operation UREA injection
Urea Consumption 4%
DNV Approval no. EG00088
Parent engine D6-380
Emission Compliance result / limit 1,7g / 2,0g/kWh
Dry weight SCR system (kg) 1 240
System Voltage 24 V


 Power range D6-340 D6-380 D6-440 D6-480
Rating2 R4/5 R4/5 R4/5 R4/5
Engine speed (rpm) 3400 3500 3700 3700
Crankshaft power (kw) 250 280 324 353

1 excl lines and depending on tank volumes (UREA / Αir tank)

2 Depending on commercial use and engine

Air compression

The Imanox system are using a pneumatic assisted technology where the system pressure is produced and maintained by a screw compressor.A screw compressor solution is available as engine mounted option from the Imanox supplier or to be solved by the shipyard.

Technical data, compressed air

Air consumption pr driveline, continously 40l/min FAD
Air consumption pr driveline, PEAK (flush procedure) 80l/min FAD
Recommended capacity 290l/min FAD 8-10 bar
Regulated pressure FR-unit 4,5 bar
Recommended bulk tank 80L
Air production Imanox solution 450l/min FAD 10 bar
System pressure Imanox 7 bar