Isolating means is arranged to isolate the at least one phase of {HEAD ~ the synchronous electrical machine} with {TAIL ~ the fault} 
Isolating means is arranged to isolate the at least one phase of { HEAD ~ the synchronous electrical machine } with { TAIL ~ the fault }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH TAIL TAIL TAIL TAIL TAIL TAIL