Slugged relays normally have {HEAD ~ a single winding} with only two connections or {TAIL ~ terminals}, and hence cannot act as transformers 
Slugged relays normally have { HEAD ~ a single winding } with only two connections or { TAIL ~ terminals } , and hence can not act as transformers
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH