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2 216 844

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IPC

(21) (22)

Application

2001121064/09, 2001-07-26

(24)

Start date

2001-07-26

(22)

Actual filing date

2001-07-26

(45)

Published

2003-11-20

(72)

Inventor

Ezerskij S.V.Mirov A.V.Potapenko V.I.Alekseev Ju.A.

(73)

Holder

Ezerskij Sergej VladimirovichMirov Aleksej Valer'EvichPotapenko Valerij Il'IchAlekseev Jurij Aleksandrovich

COMPOSITE POWER SUPPLY Russian patent published in 2003 - IPC

Abstract RU 2216844 C2

FIELD: electrical engineering; secondary power supplies. SUBSTANCE: power supply designed for feeding relay protection and automatic-control equipment with on-line rectified current at substations having no storage batteries and for charging bank of capacitors affording control of circuit breaker disconnecting coil is supplied with power from one or two potential transformers (or auxiliary power transformers) and from current transformers of connection unit under protection. EFFECT: reduced size; enlarged functional capabilities. 1 cl, 5 dwg

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RU 2 216 844 C2

Authors

Ezerskij S.V.

Mirov A.V.

Potapenko V.I.

Alekseev Ju.A.

Dates

2003-11-20—Published

2001-07-26—Filed