FIELD: electrical engineering.
SUBSTANCE: device is additionally equipped with: first (16) and second (17) three-phase voltage control units; fifth switch (18); first (19), second (20) and third (21) single-phase voltage control units; booster transformer (22) with one primary (23) and three secondary windings (24, 25, 26); six semiconductor switches (28, 29, 30, 31, 39, 42); four units for generating keys on/off switches (32, 33, 45, 46); four voltage sensors (34, 35, 47, 48); three single-phase filtering compensating devices (36, 37, 38); two reactors (40, 43); two capacitor banks (41, 44).
EFFECT: technical result consists in improvement of reliability and stability of maintenance of voltage distribution grid for responsible consumers of industrial enterprises.
1 cl, 6 dwg
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