For systems to operate, a rated (DC) voltage (URdc) of 1600V must be applied internally.In order to power systems, you must have a rated (AC) voltage of 450V (URac).
R73TI1390GY00J Features
a rated (DC) voltage (URdc) of 1600V an internal rated (AC) voltage (URac) of 450V
R73TI1390GY00J Applications
There are a lot of KEMET R73TI1390GY00J applications of film capacitors.