US PATENT SUBCLASS 361 / 65
.~.~ With current and voltage responsive fault sensors

Current as of: June, 1999
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361 /   HD   ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES

1  DF  SAFETY AND PROTECTION OF SYSTEMS AND DEVICES {32}
62  DF  .~ Feeder protection in distribution networks {2}
65.~.~ With current and voltage responsive fault sensors {1}
66  DF  .~.~.~> With communication between feeder disconnect points

DEFINITION

Classification: 361/65

With current and voltage responsive fault sensors:

(under subclass 62) Subject matter wherein the fault sensing means detects both current and voltage in the feeder and activates the disconnect means when a fault is sensed.

SEE OR SEARCH THIS CLASS, SUBCLASS:

7, for combined voltage and current sensitive control circuits in arc suppression systems.

30, for combined voltage and current sensitive control circuits in motor protection circuits.

79, for combined voltage and current sensitive control circuits in quantity comparison circuits.