Both winding assemblies are housed in an internal space of the casing, and a synthetic resin is filled in {HEAD ~ the internal space} of {TAIL ~ the casing} and cured 
of
Both winding assemblies are housed in an internal space of the casing , and a synthetic resin is filled in { HEAD ~ the internal space } of { TAIL ~ the casing } and cured
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH