An arc eliminator configured to move to a lead-in position or a lead-out position within a distribution board through a carriage provided in the distribution board, the arc eliminator comprising: a housing having a space formed therein and including an opening; an arc extinguishing part installed in the housing and including: a case, a ground electrode disposed within the case, a high voltage electrode disposed within the case, a movable electrode movably provided within the case, the movable electrode being movable to an opening position in which the ground electrode and the high voltage electrode are not connected and to a closing position in which the ground electrode and the high voltage electrode are connected to each other, and a moving rod disposed to be movable to the space and operated to be moved backwards and forwards together with the movable electrode; an indicator rotatably installed within the housing and seen through the opening; and an indicator rotating mechanism adapted to interwork with the moving rod when the moving rod moves, to rotate the indicator, characterized in that, the indicator rotating mechanism includes: a rotary link rotatably supported in the housing and rotated centered around a first rotational shaft when the moving rod moves; and a connection link connected to the rotary link and moving forwards and backwards when the rotary link rotates, and connected to the indicator by a second rotational shaft to rotate the indicator, wherein the moving rod includes: a rod disposed to move forwards and backwards in the arc extinguishing part; and a contact body installed on one side of the rod and contacting the rotary link, and wherein the rotary link includes: a first link portion installed in the first rotational shaft and contacting an outer end of the contact body; and a second link portion installed in the first rotational shaft and allowing the connection link to be connected thereto. a housing having a space formed therein and including an opening; an arc extinguishing part installed in the housing and including: a case, a ground electrode disposed within the case, a high voltage electrode disposed within the case, a movable electrode movably provided within the case, the movable electrode being movable to an opening position in which the ground electrode and the high voltage electrode are not connected and to a closing position in which the ground electrode and the high voltage electrode are connected to each other, and a moving rod disposed to be movable to the space and operated to be moved backwards and forwards together with the movable electrode; a case, a ground electrode disposed within the case, a high voltage electrode disposed within the case, a movable electrode movably provided within the case, the movable electrode being movable to an opening position in which the ground electrode and the high voltage electrode are not connected and to a closing position in which the ground electrode and the high voltage electrode are connected to each other, and a moving rod disposed to be movable to the space and operated to be moved backwards and forwards together with the movable electrode; an indicator rotatably installed within the housing and seen through the opening; and an indicator rotating mechanism adapted to interwork with the moving rod when the moving rod moves, to rotate the indicator, characterized in that, the indicator rotating mechanism includes: a rotary link rotatably supported in the housing and rotated centered around a first rotational shaft when the moving rod moves; and a connection link connected to the rotary link and moving forwards and backwards when the rotary link rotates, and connected to the indicator by a second rotational shaft to rotate the indicator, a rotary link rotatably supported in the housing and rotated centered around a first rotational shaft when the moving rod moves; and a connection link connected to the rotary link and moving forwards and backwards when the rotary link rotates, and connected to the indicator by a second rotational shaft to rotate the indicator, wherein the moving rod includes: a rod disposed to move forwards and backwards in the arc extinguishing part; and a contact body installed on one side of the rod and contacting the rotary link, and a rod disposed to move forwards and backwards in the arc extinguishing part; and a contact body installed on one side of the rod and contacting the rotary link, and wherein the rotary link includes: a first link portion installed in the first rotational shaft and contacting an outer end of the contact body; and a second link portion installed in the first rotational shaft and allowing the connection link to be connected thereto. a first link portion installed in the first rotational shaft and contacting an outer end of the contact body; and a second link portion installed in the first rotational shaft and allowing the connection link to be connected thereto.