| 摘要 |
FIELD: electric engineering. ^ SUBSTANCE: device has four-phase power bridge rectifier, input of which is connected to power phases of electric grid and zero wire, smoothing capacity filter, power three-phase transistor voltage inverter, electric down-engine, microcontroller control block, output frequency indication block, electric down-engine operation modes control sensors, pulse power source. ^ EFFECT: higher reliability, broader functional capabilities. ^ 1 dwg |
