These are distributing devices of 10 and 35 kilowatts, which have relay cabinets, transformers of very own use and power and distributive equipment of low – tension voltage integrated in them. They are manufactured under the project; at the object they are joined from individual modulus into a solid installation. The quantity of modulus is unlimited and depends on the project. Cages with linkage and relay protection of 10 or 35 kilowatts.