ELECTRIC NETWORK TENSION INDICATION DEVICE Russian patent published in 1997 - IPC

Abstract RU 2081421 C1

FIELD: control of electric network tension presence in electric networks of alternating current with possibility to produce telemetry signal. SUBSTANCE: device has: resistors 1, 4, 8, capacitor 2, input and output terminals 3, 9, diode 5, thyristor 6, light-emitting diode 7, voltage-reference diode 10 and common bar 11. EFFECT: improved design. 4 dwg

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RU 2 081 421 C1

Authors

Kolevatov V.N.

Dates

1997-06-10—Published

1993-03-05—Filed