... from one kind of circuit to the other.Old series:Model no.: QS5-15A, 15N, 15P/3, ... II6322for 3 poletwo circuits60-0-60QS5-100P/410030New series:Model no.: LYN (my company model no.), ... 3, 25P/3, 40P/3, 40P/4, 63P/4, 100P/4, 200P/4Specification ModelHeated Current(Ith)ARated lnsulatedVoltage ... -636369023040069063402218.5LYN-100100690230400690100623230 QS5 Series Cam Operated Switch