{HEAD ~ Damper winding} 30 also reduces {TAIL ~ forces} resulting from rotation of an unbalanced force load and reduces rotor harmonics 
{ HEAD ~ Damper winding } 30 also reduces { TAIL ~ forces } resulting from rotation of an unbalanced force load and reduces rotor harmonics
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH