Two separate units are installed into one cabinet – power transit part and accounting – subscribing part.
Power (lower) part of a shield is designed for the connection of cable lines and transmission of electric power by transit. There are switch – cutout units installed in it of up to 630 amperes. The quantity required up to 5 units. It is possible to connect cables of cross-section up to 250 mm2.
Electric accounting appliances of direct and indirect connection with prefatory automatic switches, current transformers and circuit connection units are installed in the upside. The upside is designed for the connection of the user. The quantity of switches and prefatory automatic is up to 6 units. Nominal current of automatic switches should be from 10 to 63 amperes.