... ] com, sikeqd [at] 126 [dot] com. Thank you.IntroductionLW30 series rotary switches applied to circuits of AC 50Hz with working ... ventilating equipments,and AC motors with small power..LW30 series rotary switches have six current ratings:20A,25A,32A, ... the finger protection terminals,which offers an extra advantage.LW30 series switches has Larger insulation distance,quick disconnectinvg response.And ...