SYSTEM OF UNINTERRUPTED POWER SUPPLY Russian patent published in 1995 - IPC

FIELD: electrical engineering. SUBSTANCE: system is designed for industrial computers. It has three-pole automatic switch, input radio interference filter, inverter, high-frequency filter with information input, capabilities storage circuit, instrumentation converter, unit of storage batteries, source of auxiliary power, discharger, low-frequency filter, two-input electronic shunting device, microprocessor with information display and two-winding chokes. EFFECT: avoidance of use of high-frequency self-oscillating modes of voltage values close to boundary, provision for emergency-free operation of storage batteries, realization of information exchange with fed computers in case of necessity. 3 cl, 10 dwg