FIELD: electrical engineering. SUBSTANCE: device for location of faults in cable lines has acoustic converter 1, inductance converter 2, two amplifiers 3,4, two transistors 5,6, univibrator 7, indicator 8, two power supply buses. EFFECT: improved efficiency in location of faults of power cable lines. 1 dwg
Title | Year | Author | Number |
---|---|---|---|
DEVICE FOR BURNING-THROUGH OF INSULATION FAULTS IN CABLE LINES | 1992 |
|
RU2010254C1 |
DEVICE FOR FORMATION OF CURRENT PULSES FOR LOCATION OF SHORTING IN CABLE LINES | 1992 |
|
RU2010252C1 |
DEVICE FOR AUTOMATIC RADIOTELEPHONE COMMUNICATION | 1991 |
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IONIZED FILTER FOR AIR CLEANING | 1992 |
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RU2009717C1 |
ADDRESS FORMER | 1991 |
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RU2010361C1 |
DIFFERENTIAL CURRENT DEVICE | 1991 |
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PANORAMIC RECEIVER | 1992 |
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RU2010245C1 |
DEVICE FOR IRRADIATING HYDROACOUSTIC SIGNALS | 1992 |
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D C CONTROLLED REGULATOR | 1991 |
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CONTROLLED D C REGULATOR | 1991 |
|
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Authors
Dates
1994-03-30—Published
1992-01-13—Filed