The capacitors of this series are also used as phase-moving to start three-phase engines from a 220 volt network. Cbb-60 sulfur capacitors are analogs of k78-17 series domestic capacitors. Characteristics of cbb-60 capacitor: Nominal capacity:3to 60UF Permissible capacity deviation:± 5% Rated AC voltage:450VAC Working frequency:50/60Hz Minimum permissible temperature:-25 & deg; C Maximum permissible temperature:+ 85 ° C Life:B. -10000 Hours at 400vac); c-3000 hours at 450vac; D-1000 hours at 500vac. Protection class:P0-без.