... 500VAC,550VAC,600VAC ,630VAC ,660VACRated frequency50/60HzOperating Temperature-40° C~+70° C-40° C~+85° CClass of safety protectionP1,P2Testing voltageT-T: 2 ... angle of a capacitortanσ ≤ 0.0020 (100Hz)Life expectancy3000h (Class C) or 10000h (Class B) or 30000h(A)Sizeaccording to chart or users ... ?A:The CBB65 Series capacitors' operating life is over Class B with it good self-healing,safety and low loss ...