In this context, the inventive turbocharged device allows expansion from {TAIL ~ four to six exhaust gas turbochargers} wherein in each one of the serial compressor arrangements the compressor of {HEAD ~ the greater exhaust gas turbocharger} has a third compressor of an exhaust gas turbocharger arranged upstream of the larger one of the two exhaust gas turbochargers 
In this context , the inventive turbocharged device allows expansion from { TAIL ~ four to six exhaust gas turbochargers } wherein in each one of the serial compressor arrangements the compressor of { HEAD ~ the greater exhaust gas turbocharger } has a third compressor of an exhaust gas turbocharger arranged upstream of the larger one of the two exhaust gas turbochargers
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH