{HEAD ~ A varistor} is coupled directly to the power and neutral lines of {TAIL ~ the distribution circuit} so that the electric current travels across at least one planar surface of the varistor, thus eliminating one or more leads from the distribution circuit to the varistor circuit 
{ HEAD ~ A varistor } is coupled directly to the power and neutral lines of { TAIL ~ the distribution circuit } so that the electric current travels across at least one planar surface of the varistor , thus eliminating one or more leads from the distribution circuit to the varistor circuit
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