| 摘要 |
FIELD: electricity.SUBSTANCE: AC voltage stabiliser comprises a switching unit with a switching relay, a current-limiting resistor, the first output of which is connected to a neutral wire of an electric circuit, and a transformer, the first output of the secondary winding of which is connected to a phase wire of an electric circuit, and the second output is connected to the load, at the same time the switching unit comprises a semiconductor key between the second output of the primary transformer winding and the neutral wire of the electric circuit and two switching relays, the first switching relay has normally closed contacts, the second switching relay has normally open contacts.EFFECT: reduced dynamic losses of energy.1 dwg |
