IT8322652A0 - Dispositivo di rilevazione del passaggio di corrente in uno o piu' conduttori. - Google Patents
Dispositivo di rilevazione del passaggio di corrente in uno o piu' conduttori.Info
- Publication number
- IT8322652A0 IT8322652A0 IT8322652A IT2265283A IT8322652A0 IT 8322652 A0 IT8322652 A0 IT 8322652A0 IT 8322652 A IT8322652 A IT 8322652A IT 2265283 A IT2265283 A IT 2265283A IT 8322652 A0 IT8322652 A0 IT 8322652A0
- Authority
- IT
- Italy
- Prior art keywords
- conductors
- detection
- current flow
- current
- flow
- Prior art date
Links
- 239000004020 conductor Substances 0.000 title 1
- 238000001514 detection method Methods 0.000 title 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
- G01R19/16566—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533
- G01R19/16571—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533 comparing AC or DC current with one threshold, e.g. load current, over-current, surge current or fault current
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/145—Indicating the presence of current or voltage
- G01R19/15—Indicating the presence of current
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT22652/83A IT1194378B (it) | 1983-08-26 | 1983-08-26 | Dispositivo di rilevazione del passaggio di corrente in uno o piu' conduttori |
FR8412544A FR2551217A1 (fr) | 1983-08-26 | 1984-08-08 | Dispositif pour detecter la circulation d'un courant dans un ou plusieurs conducteurs |
DE19843430730 DE3430730A1 (de) | 1983-08-26 | 1984-08-21 | Detektor fuer das feststellen des fliessens eines stroms durch einen oder mehrere leiter |
ES535339A ES535339A0 (es) | 1983-08-26 | 1984-08-22 | Dispositivo relevador de paso de corriente en uno o mas conductores |
NL8402593A NL8402593A (nl) | 1983-08-26 | 1984-08-24 | Stroomdetector. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT22652/83A IT1194378B (it) | 1983-08-26 | 1983-08-26 | Dispositivo di rilevazione del passaggio di corrente in uno o piu' conduttori |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8322652A0 true IT8322652A0 (it) | 1983-08-26 |
IT1194378B IT1194378B (it) | 1988-09-22 |
Family
ID=11198880
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT22652/83A IT1194378B (it) | 1983-08-26 | 1983-08-26 | Dispositivo di rilevazione del passaggio di corrente in uno o piu' conduttori |
Country Status (5)
Country | Link |
---|---|
DE (1) | DE3430730A1 (it) |
ES (1) | ES535339A0 (it) |
FR (1) | FR2551217A1 (it) |
IT (1) | IT1194378B (it) |
NL (1) | NL8402593A (it) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3531023A1 (de) * | 1985-08-30 | 1987-03-05 | Bbc Brown Boveri & Cie | Schaltungsanordnung zur erfassung eines fehler- bzw. differenzstromes |
US4755805A (en) * | 1986-05-22 | 1988-07-05 | Flowmole Corporation | Current sensing alarm arrangement for monitoring the presence of high voltage |
JPS6390367A (ja) * | 1986-10-03 | 1988-04-21 | Ohara Kinzoku Kogyo Kk | 溶接機用導電体の電流検出器 |
CH674408A5 (it) * | 1987-11-19 | 1990-05-31 | Landis & Gyr Ag | |
DE3842883A1 (de) * | 1988-12-20 | 1990-06-21 | Albert Walter Duin | Elektrische beleuchtungseinrichtung und insbesondere fuer diese geeignete schutzschaltung |
US5361029A (en) * | 1990-06-18 | 1994-11-01 | The Charles Machine Works, Inc. | System for locating multiple concealed underground objects |
DE4021730A1 (de) * | 1990-07-07 | 1992-01-16 | Hochkoepper Paul Gmbh | Stromwaechter fuer niedervoltbeleuchtungsanlagen |
DE4109943A1 (de) * | 1991-03-26 | 1992-10-01 | Kries Werner | Schaltungsanordnung zur spannungsanzeige |
DE9104500U1 (it) * | 1991-04-12 | 1992-08-13 | Werkstatt Fuer Behinderte Lippstadt Gem. Gmbh, 4780 Lippstadt, De | |
DE4322845A1 (de) * | 1993-07-08 | 1995-01-12 | Kopp Heinrich Ag | Anordnung zur Messung von Fehlerströmen in Verbraucherstromkreisen oder dergleichen |
DE4324779A1 (de) * | 1993-07-23 | 1994-03-03 | Personen Und Werkschutz Gmbh I | Signalanzeige für die Funktion bzw. Funktionsausfall von Beleuchtungseinrichtungen an Zweiradfahrzeugen allgemein |
US5510773A (en) * | 1994-10-14 | 1996-04-23 | Square D Company | Low burden visual power-on indicator for a self-powered circuit protection device |
GB2338790A (en) * | 1998-05-29 | 1999-12-29 | Christopher Barnes | Monitoring an AC load |
DE10142358B4 (de) * | 2001-08-30 | 2010-09-02 | Hammerschmidt, Hartwig, Dipl.-Ing. | Funktionskontrolle des Fahrradrücklichtes |
DE10148815A1 (de) * | 2001-10-02 | 2003-04-10 | Abb Patent Gmbh | Verfahren und Einrichtung zur Stromwertermittlung unter Einsatz eines Stromwandlers, welcher im Bereich der Kernsättigung arbeitet |
DE102015203617A1 (de) * | 2015-02-27 | 2016-09-01 | Olympus Winter & Ibe Gmbh | Beleuchtungselement zur Verwendung in einem elektrochirurgischen System und/oder einem elektrochirurgischen Instrument |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1755871A1 (de) * | 1968-07-04 | 1971-09-30 | Licentia Gmbh | Verfahren zur eisenbahnsignaltechnisch sicheren Feststellung der Abweichung eines bestimmten Spannungswertes einer Wechselspannung |
FR2382703A1 (fr) * | 1977-03-01 | 1978-09-29 | Alsthom Cgee | Indicateur de courant de defaut |
US4288743A (en) * | 1978-10-10 | 1981-09-08 | Schweitzer Edmund O | Fault indicator operable from a remote excitation source through a uniformly distributed impedance cable |
JPS58120170A (ja) * | 1982-01-13 | 1983-07-16 | Toshiba Corp | 交流電流検出回路 |
-
1983
- 1983-08-26 IT IT22652/83A patent/IT1194378B/it active
-
1984
- 1984-08-08 FR FR8412544A patent/FR2551217A1/fr active Pending
- 1984-08-21 DE DE19843430730 patent/DE3430730A1/de not_active Withdrawn
- 1984-08-22 ES ES535339A patent/ES535339A0/es active Granted
- 1984-08-24 NL NL8402593A patent/NL8402593A/nl not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
ES8601485A1 (es) | 1985-10-16 |
NL8402593A (nl) | 1985-03-18 |
IT1194378B (it) | 1988-09-22 |
FR2551217A1 (fr) | 1985-03-01 |
ES535339A0 (es) | 1985-10-16 |
DE3430730A1 (de) | 1985-03-07 |
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