Apparatus and method for locating faults in cables

Details Apparatus and method for locating faults in cables Apparatus and method for locating faults in cables

1981-06-22

1984-05-01

Krawczewicz, Stanley T.

Electricity: measuring and testing

Measuring, testing, or sensing electricity, per se

Frequency of cyclic current or voltage

G01R 3108

Patent

active

044464215

ABSTRACT:
An apparatus for locating the position of a fault condition in an electrical cable injects a controlled electrical signal into the faulty conductor and uses a second reference conductor to obtain measurements which define the location of the fault condition.

REFERENCES:
patent: 1958361 (1934-05-01), Estes
patent: 2120391 (1938-06-01), Butterfield
patent: 2551942 (1951-05-01), Greene
patent: 3234459 (1966-02-01), Brazee
patent: 3358226 (1967-12-01), Clinton
patent: 3445763 (1969-05-01), Harris
patent: 3751606 (1973-08-01), Kaiser
patent: 3800216 (1974-03-01), Hamilton
patent: 3842247 (1974-10-01), Anderson
patent: 3944914 (1976-03-01), Simmonds
patent: 4025736 (1975-05-01), Chlupsa
patent: 4041288 (1977-08-01), Conway
patent: 4052694 (1977-10-01), Fredriksson
Dynatel Corporation: "The Telephone Cable Resistance Fault Locator"-1972.
Dynatel Corporation: "The Telephone Fault Locator for Telephone Plant Service Centers"-1974.

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