The utility model relates to a copper terminal that outdoor cable bypass operation was used belongs to live overhaul device technical field. Including copper terminal body, the bypass cable junction device mutually through -flow with the copper terminal body, bypass cable junction device install on the copper terminal body and can install according to uses needs, the dismantlement. The utility model discloses structural design is ingenious, can not provide convenience for the cable does not have a power failure the operation, and the component is changed to the bypass method of being convenient for, reduces live working's operating time, increases electric power supply, enhancing power supply reliability.