The reactor comprises an comrises an annular iron core 11 constituting a closed magnetic path and {HEAD ~ a coil} 12, {TAIL ~ a conductor} wound around the iron core 11 
The reactor comprises an comrises an annular iron core 11 constituting a closed magnetic path and { HEAD ~ a coil } 12 , { TAIL ~ a conductor } wound around the iron core 11
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH