The invention discloses an application method of a cloud-controllable intelligent power distribution system in power distribution of a clean workshop. The system mainly comprises a field spacing layer, a front communication layer and a station end control layer. The system can detect full electric quantity parameters such as current, voltage, electric quantity, temperature and the like of the system, comprises an electronic adjustable release, protects grounding faults, overload, short circuit, phase loss, overvoltage, undervoltage and the like of an electrical circuit and equipment thereof, has the functions of analysis, measurement, protection, communication, automatic reclosing and the like, and can upload the electric quantity parameters through a communication unit or a wireless connection unit; electric opening and closing operation can be carried out through a cloud background or a mobile terminal button; carrying out on-site safe distance opening and closing operation; and the system can be connected with an intelligent gateway through a cloud control intelligent controller in an RS485 mode, so that remote cloud opening and closing operation of the system is realized.