The scheme of protection of electric installations in the wood supply un-balance in order to obtain a minimum of "dead" zones of protection and automat-ic saving of pita-light bulbs, reducing the time required for the liquidation of an electrical failure in the scheme.
automatic switch phases, phase monitor and condition of the starter, mains sup-ply 3 x 380 V + N, protects the motor, single-phase consumers are responsible, time-liquidation of failure
1. Aliev, I. I. Elektricheskie apparaty [Tekst] : spravochnik / I. I. Aliev, M. B. Abramov. - M. : Radio Soft, 2005. - 256 s.
2. Mazukha, N. A. Varianty ispol´zovaniya mnogofunktsional´nogo rele [Tekst] / N. A. Mazukha. Sel´skiy mekhanizator. - 2007. - № 8. - S. 42-43.