1.Description:HW26GS-20,HW26GS-25,HW26GS-32. 2.Rated insualtion voltage Ui:690 3.Rated working voltage Ue:440 HW26S Rotary switch with Key / CAM SWITCH / CHANGEOVER SWITCH HW26S key-lock type switches are derivatives of HW26 rotary switches, Installed in equipements whcih requires a key to lock the switch,It prevents the mis-operation of the equipments from the authorized personnelHW26S key-lock ...