APPOINTMENT

For distribution and the accounting of the electric power, and also for protection of lines against overloads, short circuits and inadmissible currents of leak on the earth (in the presence of UZO). Guards join chains of 400/230 V of three-phase alternating current with a frequency of 50-60 Hz in electroinstallations with systems of grounding of TN-S, TN-C-S, TN-C in accordance with GOST P 50571.2.

SCOPE

For installation in residential buildings of mass construction and in the buildings which are under construction on individual projects.
Floor guards are made three types:
- distributive – for accession of room registration and group guards;
- registration and distributive – for accession of room group guards and the apartment accounting of the electric power;
- registration and distributive and group – for accession of group chains of apartments and the apartment accounting of the electric power.

Guards are classified by the following signs:

on the execution relating to a type of installation:
– wall;
– built in a niche.
on existence of a low-current compartment:
– with a compartment;
– without compartment.
on existence of the device for protection and shutdown of the feeding chain (strut):
– with the device (or the place provided for the subsequent its installation by the consumer);
– without device of shutdown of a strut.