At the same time, floor -based electric shields are an integral attribute of a multi -storey building. Actually, the electric part of each structure begins with this device, whether it is an elite mansion, a house in a village, a household building or a garage. Such shields are often found in everyday life. They are made of durable metal and are intended to protect against overload or overstrain of the lines of residential apartments in the mains. The metal case of a floor electric shield consists of three compartments, namely: a distribution, low-current and introductory-study compartment. In the distribution part of the SCE, perforated strips are placed on the removable frame. Dinreiki are attached to them, on which the apparatus of group lines are installed, by the number of apartments of the bar for installing counters, as well as fasteners for the installation of tire N and (re). The operational panel closes the devices in the distribution compartment.