For systems to operate, a rated (DC) voltage (URdc) of 250V must be applied internally.In order to power systems, you must have a rated (AC) voltage of 160V (URac).
R79IC3120Z340H Features
a rated (DC) voltage (URdc) of 250V an internal rated (AC) voltage (URac) of 160V
R79IC3120Z340H Applications
There are a lot of KEMET R79IC3120Z340H applications of film capacitors.