CN1224228A - Device for electrical connection of differential unit to circuit breaker or similar and differential unit equipped with such device - Google Patents
Device for electrical connection of differential unit to circuit breaker or similar and differential unit equipped with such device Download PDFInfo
- Publication number
- CN1224228A CN1224228A CN 98126129 CN98126129A CN1224228A CN 1224228 A CN1224228 A CN 1224228A CN 98126129 CN98126129 CN 98126129 CN 98126129 A CN98126129 A CN 98126129A CN 1224228 A CN1224228 A CN 1224228A
- Authority
- CN
- China
- Prior art keywords
- conductor
- differential unit
- loop coil
- middle conductor
- arbitrary
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000004020 conductor Substances 0.000 claims abstract description 110
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 7
- 229910052802 copper Inorganic materials 0.000 claims description 6
- 239000010949 copper Substances 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 6
- 239000004593 Epoxy Substances 0.000 claims description 4
- 238000005452 bending Methods 0.000 claims description 4
- 238000005219 brazing Methods 0.000 claims description 4
- 230000035945 sensitivity Effects 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 2
- 238000000576 coating method Methods 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims description 2
- 239000007787 solid Substances 0.000 abstract 1
- 239000004744 fabric Substances 0.000 description 6
- 238000004804 winding Methods 0.000 description 5
- 239000002184 metal Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 238000005457 optimization Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
- H01H83/20—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition
- H01H83/22—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition the other condition being imbalance of two or more currents or voltages
- H01H83/226—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition the other condition being imbalance of two or more currents or voltages with differential transformer
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
- H01H83/14—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by imbalance of two or more currents or voltages, e.g. for differential protection
- H01H83/144—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by imbalance of two or more currents or voltages, e.g. for differential protection with differential transformer
- H01H2083/148—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by imbalance of two or more currents or voltages, e.g. for differential protection with differential transformer with primary windings formed of rigid copper conductors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/08—Terminals; Connections
- H01H71/082—Connections between juxtaposed circuit breakers
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Breakers (AREA)
- Transformers For Measuring Instruments (AREA)
- Switch Cases, Indication, And Locking (AREA)
- Emergency Protection Circuit Devices (AREA)
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The present invention relates to a device for electrical connection of a differential unit onto a circuit breaker or similar comprising a certain number of conductors (6 to 9, 19) via which the output terminals of the circuit breaker are electrically connected to the output terminals of the differential unit, and which pass through a toroid. At least one of the above-mentioned conductors (6 to 9, 19) is a rigid conductor with a solid core, said conductor presenting a first end (19a) designed to be electrically connected to the corresponding terminal of the circuit breaker and a second end (19b) mechanically or electrically connected to the corresponding output terminal of the differential unit.
Description
The present invention relates to a kind of device that is used to connect differential unit and circuit-breaker etc., it comprises the conductor of some, and the lead-out terminal of circuit-breaker is electrically connected with the lead-out terminal of differential unit, and described conductor passes loop coil.
The someone imagines some kinds of schemes that to carry out this connection.Wherein a kind of scheme is to use the flexible pieces of fabric spare of armouring, each pieces of fabric spare is connected one in one in some lead-out terminals of the differential unit plurality of terminals with circuit-breaker by means of a kind of semi-rigid conductor, described semi-rigid conductor is a crank, this crank constitutes by passing toroidal japanning metal wire, and pieces of fabric spare and conductor are connected in toroidal top.But semi-rigid conductor is because its bent axle shape seems very huge, and need reserve certain volume so that operation.In addition, the diameter that constitutes the japanning metal wire of described conductor is generally limited to 4.5mm, because the increase of diameter will cause the very big increase of loop coil size.
Another kind of solution is the armouring pieces of fabric spare of big cross section directly to be coupled together the terminal of circuit-breaker and the terminal of differential unit, so that acquisition makes the differential unit of big rated value be connected with circuit-breaker.Yet, in this solution, must provide a loop coil mouth of amplifying.
Another kind of solution is to provide metal forming, and it is extension below circuit-breaker, by means of passing toroidal armouring volume sheet spare circuit-breaker is connected with differential unit, and is connected with metal forming above toroidal.Yet the shortcoming of this solution is to need big space below circuit-breaker.
In addition, in all these solutions, jockey has hindered the unit, top that is positioned at the loop coil top to a great extent.
At last, also has a kind of up-to-date known solution, one semi-rigid multicore cable is passed loop coil, end in its end is crooked earlier, flatten again, so that be welded on the sheet spare that links with the terminal of differential unit with flat form, thereby each terminal of differential unit and each terminal of circuit-breaker directly coupled together.This solution needing to cause a big space on the plane of the join domain that is connected with the terminal of differential unit.This solution is specifically designed to the small amount definite value, can not expand to be used for big rated value, because this can cause needing bigger space on this regional plane.
The present invention has overcome these problems, and a kind of jockey that a differential unit is connected with a circuit-breaker of being used for proposed, a differential unit that installs this device additional can obtain the differential unit of high rating electrical and a kind of method that realizes this device in a little space.
For this reason, the objective of the invention is to obtain a kind of device of aforementioned type, it is characterized in that: at least one above-mentioned conductor is the rigid conductor with real core, described conductor has one and is designed to first end that is electrically connected with the respective terminal of circuit-breaker and its end and is welded on second end on the contact chip spare, and the output of this second end and corresponding differential unit mechanically and electrical connection.
According to a specific embodiment, the end of above-mentioned conductor is welded on one (in some corresponding one) and passes on the end (being called first end) of toroidal middle conductor, its second end and corresponding sheet spare electricity and mechanical connection.
According to a special characteristic, the end of middle conductor is welded on the sheet spare.
According to an alternative embodiment, second end of middle conductor is positioned at one to have on the separate part of brace spare.
Advantageously, above-mentioned conductor and/or middle conductor are the conductor of sub-thread.
Advantageously, above-mentioned conductor and/or middle conductor are made of copper.
According to a specific characteristic, above-mentioned conductor and/or middle conductor cross section are circular cross-section.
According to another specific characteristic, described conductor and/or middle conductor are configured in this wise, even the cross section of all these conductors forms a tangible circle together, so that their occupied spaces in loop coil are reduced to minimum.
According to a specific embodiments, described device is two polar forms, and the quantity of conductor and middle conductor (if necessary) is two, and they all have semi-circular cross-section.
According to another embodiment, described device is four polar forms, and the quantity of conductor and middle conductor (if necessary) is four, and each conductor has the cross section of a quadrant shape.
Advantageously, enter the described toroidal moment in described conductor or middle conductor and rise, described conductor or middle conductor extend to described part in the mode of straight line.
Advantageously, the second end brazing of described conductor and/or middle conductor is received on the corresponding sheet spare.
Advantageously, described conductor or middle conductor between its two ends with right angle bending four times.
Advantageously, described conductor and/or middle conductor are covered by one deck epoxy type coating.
Purpose of the present invention also comprises a kind of method that realizes said apparatus, promptly, second end of surrounding said conductor twines loop coil, along the described conductor described loop coil that slides on the direction opposite with described end, then the one end is welded on the described part then.
The present invention also provides a kind of differential unit that is equipped with, and this differential unit has the device that is made of above-mentioned single feature or by the device that constitutes in conjunction with each feature.
According to a specific characteristic; this differential unit comprises the tripping operation pawl that protrude on a surface adjacent with circuit-breaker from described unit; also comprise a protection pawl that extends along the direction that is parallel to described tripping operation pawl significantly; its length is slightly larger than the length of described tripping operation pawl, is used for replacing the tripping operation pawl to absorb vibration.
Can more be clear that other advantage of the present invention and feature from the detailed description of making below in conjunction with accompanying drawing, these accompanying drawings and description only are in order to demonstrate the invention.
Fig. 1 is a width of cloth decomposition diagram, has been equipped with the differential unit according to jockey of the present invention shown in the figure;
Fig. 2 is a perspective view of described unit, the situation that annex is about to load onto shown in the figure;
Fig. 3 and 3a are two width of cloth perspective views, and the differential unit that annex is installed front and back is shown respectively among the figure, and particularly its upper surface is designed to the reception annex;
Fig. 4 is a cross-sectional view, there is shown cable is welded on described welding process on the part;
The perspective view of Fig. 5 another embodiment of the present invention.
Can see a differential unit B in Fig. 1, it is designed to be connected with a circuit-breaker (not shown) by a jockey E according to the present invention, and with the electric equipment of protection by power system power supply, described unit has the function that earth fault current detects.The M of mechanism of differential unit B is designed to cover in the shell, and this shell comprises a matrix 1 and a header board 2, and can receive one or more annexes 3,4, and this will make an explanation in the back.It mainly comprises a differential current transformer T, this differential current transformer is made of a loop coil 5, primary conductor 6 to 9 and secondary winding (not shown), primary conductor is formed by the active conductor of equipment, when a fault takes place, send a difference fault-signal at the terminal of secondary winding in primary conductor.Secondary winding is connected in a tripgear, a highly sensitive relay (not shown) for example, when the secondary winding signal surpassed a predetermined threshold value, described relay tripped by triggering a tripping operation pawl 10 (Fig. 2), and described tripping operation pawl is positioned on the side, unit.
This differential unit B is four polar forms, its bottom comprises four terminals 11 to 14, they are electrically connected on the active conductor 6 to 9 of package unit, and these four active conductors are positioned at the bottom of its housing, and they are connected on four terminals of circuit breaker by means of a jockey E according to the present invention again.
For each terminal 11 to 14 of unit, jockey E comprises that a diameter is the rigidity copper conductor 19 of 6mm, and this conductor 19 is with tangible right angle bending four times.One end 19a sheet spare of conductor 19 has a flat part 20 that can be fixed in a terminal of circuit-breaker, and its other end 19b is electrically connected in the terminal 11 to 14 of differential unit.In the drawings, especially can see among Fig. 1, each conductor 19 comprises that one is parallel to the first pontes a of the side 21 of housing, one is parallel to housing bottom surface 22 and track and perpendicular to the second portion b of this first, one significantly perpendicular to second portion and be parallel to the third part c of the side 21 of unit significantly along loop coil 5, one significantly perpendicular to third part c and be parallel to the top 24 of differential unit and the 4th part d on the top 25 of loop coil 5, one significantly perpendicular to the 5th part e of the 4th part d, the free end of this part passes loop coil 5, is fixed in by brazing on the brace spare 26 to 29 of respective terminal of unit.Because the end of conductor 6 to 9 is welded in corresponding brace spare 26 to 29, so has reduced in shared space on the plane of the lead-out terminal 11 to 14 that is connected in differential unit B, so just can adopt large diameter rigid conductor, thereby obtain a kind of differential unit of high rating electrical, and obtain to comprise the differential unit of electric power system of scope of the various sensitivity of 30mA.Notice that described brace spare is become by zinc-plated copper.On the one hand on the plane of join domain on the other hand around loop coil, especially above it reduced the size of mechanism, because conductor 19 is in full accord with the profile of loop coil 5, make the housing of differential unit can receive the annex 3 and 4 that inserts in the housing 34,35, housing 34 and 35 is on every side of the loop coil 5 on the upper surface 24 of difference element, upper surface 24 is set at the back side on the surface 22 that comprises terminal 11 to 14, this Fig. 2,3 and 3a in illustrated.Annex 3,4 is fixed on the housing B by clamping, and they have some functions, for example difference fault-signal, remote control unlatching, leakage current indication.
After taking off shielding cover 30,31, just can load onto annex 3 and 4 very simply by translation with the screwdriver rotation.Hear that when mobile end card rattles away, and feel that a stuck point passes through, this just tells the user, and annex correctly assembles (Fig. 3).In order to dismantle, as long as annex is pulled out housing, and if necessary, the shielding cover 30,31 of clamping is covered again without instrument.
Can see that in Fig. 2 tripping operation pawl 10 vertically protrudes from the adjacent surface 21 of differential unit, this is impacted it easily, for example owing to fall the impact that may cause.This impact in tripping operation pawl 10 directions may cause the misoperation of described tripping operation pawl 10, thereby mechanism can not normally be moved.
In the embodiment of differential unit B according to the present invention, owing to use rigid cable 19, therefore the weight of device is bigger, automatically obtain the combination of two devices as a rule, it has following result: when carrying out falling or the vibration situation under, even tripping operation pawl 10 is easier is subjected to judder.
In order to overcome this shortcoming, differential unit B comprises that on its adjacent surface 21 adjacent with circuit-breaker one is parallel to tripping operation pawl 10 and the protection pawl 32 approaching with it, and this protection pawl is absorbed in the vibration that produces on tripping operation pawl 10 directions.
As shown in Figure 4, the technology that conductor 6,8 is welded on the sheet spare 26 to 29 is as follows: at first move loop coil 5 according to the direction shown in the arrow A.Keep connectors to fix with clamping contact 33 then, on the direction of sheet spare 26,29, move an electrode 34, and it is applied on the sheet spare on the face f relative with loop coil 5, so as along the Y direction of loop coil 5 with the end brazing of conductor on copper sheet spare.Use phosphorus soldering burner can improve welding efficiency (tearing resistance preferably).
According to embodiment shown in Figure 5, above-mentioned end conductor is welded on one and passes on the first end 36a of one (correspondence in some) middle conductor of loop coil (T), and its second end 36b is electrically connected also and is mechanically connected on the corresponding sheet spare 26 to 29.Present embodiment can also further reduce space required above loop coil except the advantage that the front has been described.The method of the realization of related device is as follows.Loop coil is mounted round the middle conductor 36 that is fixed on the sheet spare, loop coil is slided along middle conductor on the direction of sheet spare 26 to 29, the end with conductor is welded on the middle conductor 36 then.
Advantageously, the end of middle conductor 36 is welded on the sheet spare.
According to a kind of alternative embodiment, the second end 36b of middle conductor 36 is on a separate part with brace spare.
Should be noted that the diameter made from the rigidity copper wire is primary conductor 6 to 9 coated a kind of epoxy type insulators of 6mm.
Therefore, big rated value and undersized differential unit have been obtained to have by the present invention.Can obtain a series of auxiliary differential unit of rated value up to 125A, this differential unit does not increase size with comparing of present use.The rigidity of connector can be connected it with circuit-breaker rapidly and simply, makes that circuit-breaker differential unit assembly is compacter, and makes the base track switchgear obtain best connection.
By powdery paints deposition conductor is carried out epoxy coatedly will providing conductor insulation each other, and make toroidal internal orifice optimization.
The size that the present invention makes differential path reaches optimization to greatest extent according to the axis of track, and at little overall dimensions, for example under the situation of 99mm, can obtain to comprise that the self-powered of all sensitivity of 30mA is within the scope of 125A.The bending operation of primary coil after passing loop coil eliminated in such connection, makes the size of Y-axis reduce to minimum.This connection is also owing to the density of the copper that passes the loop coil mouth has reduced X and the axial volume of Z.
These little sizes make additional function spare can be set at (by series or optional) within the size range of basic device.
Claims (21)
1. arrangements of electric connection that is used to connect a differential unit and a circuit-breaker etc. comprises the conductor of some, and these conductors are electrically connected the lead-out terminal of circuit-breaker with the terminal of differential unit, and described conductor passes loop coil, it is characterized in that:
At least one above-mentioned conductor (6 to 9,19) is for having the rigid conductor of real core, described conductor has one and is designed to first end (19a) that is electrically connected with the respective terminal of circuit-breaker and its end and is welded on second end (19b) on the contact chip spare (26 to 29), and the output of this second end and corresponding differential unit mechanically and be electrically connected.
2. device as claimed in claim 1, it is characterized in that: the end of above-mentioned conductor is welded on one (in some corresponding one) and passes an end of the middle conductor (36) of loop coil (T), promptly on first end (36a), its second end (36b) electricity with being connected of machinery with corresponding sheet spare (26 to 29).
3. device as claimed in claim 2 is characterized in that: the end of middle conductor (36) is welded on the sheet spare.
4. as claim 2 or 3 described devices, it is characterized in that: second end (36b) of described middle conductor (36) is positioned at one to have on the separate part of described part.
5. the described device of arbitrary as described above claim is characterized in that: above-mentioned conductor (6 to 9) and/or middle conductor are the conductor of sub-thread.
6. the described device of arbitrary as described above claim is characterized in that: above-mentioned conductor (6 to 9) and/or middle conductor are made of copper.
7. the described device of arbitrary as described above claim is characterized in that: the cross section of above-mentioned conductor (6 to 9,19) and/or middle conductor (36) is a circular cross-section.
8. the described device of arbitrary as described above claim, it is characterized in that: above-mentioned conductor (6 to 9) and/or middle conductor (36) are configured in this wise, even the cross section of all these conductors forms a tangible circle together, so that their occupied spaces in loop coil are reduced to minimum.
9. device as claimed in claim 8 is characterized in that: described device is two polar forms, and the quantity of conductor (6,9) and middle conductor (36) is two, and they all have semi-circular cross-section.
10. device as claimed in claim 8 is characterized in that: described device is four polar forms, and the quantity of conductor (6,9) and middle conductor (36) is four, and each conductor has the cross section of a quadrant shape.
11. the described device of arbitrary as described above claim is characterized in that: enter moment of loop coil (5) from conductor (6 to 9,19) or middle conductor (36), their straight-line extensions are to described part (26 to 29).
12. the described device of arbitrary as described above claim is characterized in that: second end (19b) brazing of described conductor (6 to 9) and/or middle conductor (36) is received on the corresponding sheet spare.
13. the described device of arbitrary as described above claim is characterized in that: described conductor (6 to 9) or middle conductor between its two ends with right angle bending four times.
14. the described device of arbitrary as described above claim is characterized in that: described conductor (6 to 9) and/or middle conductor are covered by one deck epoxy type coating.
15. method that realizes the device of claim 1, it is characterized in that: second end (19b) of surrounding said conductor twines loop coil (T), described loop coil is slided on the direction opposite with described end along described conductor, then described end tip is welded on the described part.
16. method that realizes the device of claim 2, it is characterized in that: twine loop coil (T) round the middle conductor that is fixed in described part (36), loop coil is slided along middle conductor (36) on the direction of described part (26 to 29), and the end with conductor is welded on the middle conductor (36) then.
17. differential unit that comprises each jockey in the claim 1 to 14.
18. the differential unit as claim 17 is characterized in that: comprise at least one add-on module, this add-on module can be inserted in the input face (24) of differential unit housing of each side of loop coil (5).
19. the differential unit as claim 18 is characterized in that: add-on module (3,4) comprises that a faulty indication annex and/or a remote control open a module and/or a leakage current indicating module.
20. as each differential unit in the claim 17 to 19; this differential unit comprises a tripping operation pawl (10) that protrudes from described unit (B) surface (21) adjacent with circuit-breaker; it is characterized in that: also comprise a protection pawl (32) that extends along the direction that is parallel to described tripping operation pawl (10) significantly; its length is slightly larger than the length of described tripping operation pawl (10), is used for replacing tripping operation pawl (10) to absorb vibration.
21. as each differential unit in the claim 17 to 20, it is characterized in that: the scope of differential unit (B) is to comprise that the self-powered of all sensitivity of 30mA is within the scope of 125A.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR9716422 | 1997-12-18 | ||
| FR9716422A FR2772979B1 (en) | 1997-12-18 | 1997-12-18 | DEVICE FOR ELECTRICALLY CONNECTING A DIFFERENTIAL BLOCK ON A CIRCUIT BREAKER OR THE LIKE AND DIFFERENTIAL BLOCK EQUIPPED WITH SUCH A DEVICE |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1224228A true CN1224228A (en) | 1999-07-28 |
| CN1202544C CN1202544C (en) | 2005-05-18 |
Family
ID=9515059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 98126129 Expired - Lifetime CN1202544C (en) | 1997-12-18 | 1998-12-18 | Device for electrical connection of differential unit to circuit breaker or similar and differential unit equipped with such device |
Country Status (12)
| Country | Link |
|---|---|
| EP (1) | EP0926695B1 (en) |
| CN (1) | CN1202544C (en) |
| AR (1) | AR014141A1 (en) |
| BR (1) | BR9805417B1 (en) |
| DE (1) | DE69835730T2 (en) |
| EA (1) | EA002287B1 (en) |
| EG (1) | EG21099A (en) |
| ES (1) | ES2268758T3 (en) |
| FR (1) | FR2772979B1 (en) |
| ID (1) | ID21589A (en) |
| TR (1) | TR199802642A3 (en) |
| ZA (1) | ZA9811497B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101097819B (en) * | 2006-06-26 | 2012-05-30 | 施耐德电器工业公司 | Modular electrical device providing at least two electrical functions, such as a differential circuit breaker |
| CN105474347A (en) * | 2014-02-17 | 2016-04-06 | 富士电机机器制御株式会社 | Leakage current detection unit and leakage current breaker |
| CN109300749A (en) * | 2017-07-25 | 2019-02-01 | 施耐德电器工业公司 | Differential electrical protection device |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2851695B1 (en) * | 2003-02-21 | 2006-04-28 | Hager Electro Sas | MEANS FOR ELECTRICAL CONNECTION, IN PARTICULAR BETWEEN A CIRCUIT BREAKER AND A DIFFERENTIAL BLOCK |
| DE102005016155A1 (en) * | 2005-04-07 | 2006-10-12 | Condor-Werke Gebr. Frede Gmbh & Co. Kg | Residual-current device |
| FR3072462B1 (en) * | 2017-10-16 | 2020-05-22 | Schneider Electric Industries Sas | CURRENT MEASURING DEVICE, MANUFACTURING METHOD, PROTECTION MODULE AND DIFFERENTIAL CIRCUIT BREAKER USING SUCH A CURRENT MEASURING DEVICE |
| CN108574160B (en) * | 2018-06-01 | 2024-09-10 | 浙江中凯科技股份有限公司 | Conductive device for controlling and protecting switch electric appliance |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2581264B1 (en) * | 1985-04-26 | 1993-04-30 | Etude Realisa Disjoncteurs | SUMMARY TRANSFORMER AND MANUFACTURING PROCESS |
| FR2701335B1 (en) * | 1993-02-09 | 1995-04-14 | Merlin Gerin | Differential protection block with testable functional sub-assembly. |
| AT411115B (en) * | 1996-05-07 | 2003-09-25 | Felten & Guilleaume Ag Oester | SWITCHING DEVICE WITH MOVABLE CONNECTING LINES |
-
1997
- 1997-12-18 FR FR9716422A patent/FR2772979B1/en not_active Expired - Fee Related
-
1998
- 1998-12-08 ES ES98410139T patent/ES2268758T3/en not_active Expired - Lifetime
- 1998-12-08 EP EP19980410139 patent/EP0926695B1/en not_active Expired - Lifetime
- 1998-12-08 DE DE1998635730 patent/DE69835730T2/en not_active Expired - Lifetime
- 1998-12-11 ID IDP981615A patent/ID21589A/en unknown
- 1998-12-15 ZA ZA9811497A patent/ZA9811497B/en unknown
- 1998-12-17 EA EA199801021A patent/EA002287B1/en not_active IP Right Cessation
- 1998-12-17 EG EG157298A patent/EG21099A/en active
- 1998-12-17 BR BR9805417A patent/BR9805417B1/en not_active IP Right Cessation
- 1998-12-18 TR TR1998/02642A patent/TR199802642A3/en unknown
- 1998-12-18 CN CN 98126129 patent/CN1202544C/en not_active Expired - Lifetime
- 1998-12-18 AR ARP980106487 patent/AR014141A1/en active IP Right Grant
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101097819B (en) * | 2006-06-26 | 2012-05-30 | 施耐德电器工业公司 | Modular electrical device providing at least two electrical functions, such as a differential circuit breaker |
| CN105474347A (en) * | 2014-02-17 | 2016-04-06 | 富士电机机器制御株式会社 | Leakage current detection unit and leakage current breaker |
| CN105474347B (en) * | 2014-02-17 | 2017-12-12 | 富士电机机器制御株式会社 | Detection of electrical leakage unit and RCCB |
| CN109300749A (en) * | 2017-07-25 | 2019-02-01 | 施耐德电器工业公司 | Differential electrical protection device |
| CN109300749B (en) * | 2017-07-25 | 2022-05-24 | 施耐德电器工业公司 | Differential electrical protection device |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2772979B1 (en) | 2002-09-20 |
| EA002287B1 (en) | 2002-02-28 |
| BR9805417B1 (en) | 2012-10-02 |
| EG21099A (en) | 2000-11-29 |
| DE69835730T2 (en) | 2007-09-06 |
| BR9805417A (en) | 1999-11-23 |
| EP0926695A1 (en) | 1999-06-30 |
| DE69835730D1 (en) | 2006-10-12 |
| EP0926695B1 (en) | 2006-08-30 |
| ID21589A (en) | 1999-06-24 |
| TR199802642A2 (en) | 1999-10-21 |
| CN1202544C (en) | 2005-05-18 |
| ZA9811497B (en) | 1999-06-18 |
| EA199801021A2 (en) | 1999-08-26 |
| EA199801021A3 (en) | 1999-12-29 |
| FR2772979A1 (en) | 1999-06-25 |
| AR014141A1 (en) | 2001-02-07 |
| ES2268758T3 (en) | 2007-03-16 |
| TR199802642A3 (en) | 1999-10-21 |
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| C53 | Correction of patent for invention or patent application | ||
| CB02 | Change of applicant information |
Applicant after: Schneider Electric SA Applicant before: Schenider Electric SA |
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| COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: SCHNEIDER ELECTRIC SA TO: SCHNEIDER ELECTRIC INDUSTRIES SAS |
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| SE01 | Entry into force of request for substantive examination | ||
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Granted publication date: 20050518 |