A motor control center, MCC, including a cabinet , a bus located within the cabinet , a partition configured to vertically partition an inside of the cabinet , and an MCC unit located on the partition and including a clip connected to the bus , the MCC comprising: a first guide located on a lower surface of the MCC unit and having a protrusion part ; and a second guide located on an upper surface of the partition and slidably guiding the first guide in a forward/backward direction, wherein the second guide has rise limiting parts configured to limit rise of the protrusion part , wherein the second guide includes a pair of side guides facing each other and a rear stopper linking rear ends of the pair of side guides , wherein the rise limiting parts are provided in the pair of side guides, respectively, wherein the first guide includes a main body part inserted between the pair of side guides , and the protrusion part protrudes from a side surface of a lower portion the main body part so as to be stepped, wherein the protrusion part is spaced apart from the lower surface of the MCC unit in a vertical direction below the MCC unit , and the rise limiting parts are spaced apart from an upper surface of the partition in a vertical direction above the partition , and wherein the first guide is provided in plurality on the lower surface of the MCC unit , the plurality of first guides are located in different positions in the width direction of the cabinet and positions in the forward/backward direction on the lower surface of the MCC unit , and the second guide is provided to correspond to the number of the first guide and located in positions corresponding to the positions where the first guide is disposed. a first guide located on a lower surface of the MCC unit and having a protrusion part ; and a second guide located on an upper surface of the partition and slidably guiding the first guide in a forward/backward direction, wherein the second guide has rise limiting parts configured to limit rise of the protrusion part , wherein the second guide includes a pair of side guides facing each other and a rear stopper linking rear ends of the pair of side guides , wherein the rise limiting parts are provided in the pair of side guides, respectively, wherein the first guide includes a main body part inserted between the pair of side guides , and the protrusion part protrudes from a side surface of a lower portion the main body part so as to be stepped, wherein the protrusion part is spaced apart from the lower surface of the MCC unit in a vertical direction below the MCC unit , and the rise limiting parts are spaced apart from an upper surface of the partition in a vertical direction above the partition , and wherein the first guide is provided in plurality on the lower surface of the MCC unit , the plurality of first guides are located in different positions in the width direction of the cabinet and positions in the forward/backward direction on the lower surface of the MCC unit , and the second guide is provided to correspond to the number of the first guide and located in positions corresponding to the positions where the first guide is disposed. <EOS>