The utility model discloses a 500kV three-loop nuclear-power extra-high voltage same tower which comprises a tower body and a warning panel, wherein the tower body comprises a body, a base, a first loop, a second loop, a third loop, cross arms and V-shaped insulated strings, the first loop adopts a cat head shape and is arranged on the body, the second loop and the third loop are arranged on the body perpendicularly in drum shapes, the base is arranged at the bottom of the body, the warning panel is arranged on the base, the cross arms are arranged on the first loop, the second loop and the third loop, and the V-shaped insulated strings are arranged on the cross arms. According to the method, the 500kV three-loop nuclear-power extra-high voltage same tower has the advantages of low manufacturing cost, capabilities of improving the processing efficiency effectively, reducing energy consumption and reducing exhaust emissions, environmental protection, safety and attractive appearance.