The neutral contacts 126a and {HEAD ~ 126b} also have {TAIL ~ two ends} which overlap the varistors 
have
The neutral contacts 126a and { HEAD ~ 126b } also have { TAIL ~ two ends } which overlap the varistors
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH