DE20110845U1 - Power converter - Google Patents

Power converter

Info

Publication number
DE20110845U1
DE20110845U1 DE20110845U DE20110845U DE20110845U1 DE 20110845 U1 DE20110845 U1 DE 20110845U1 DE 20110845 U DE20110845 U DE 20110845U DE 20110845 U DE20110845 U DE 20110845U DE 20110845 U1 DE20110845 U1 DE 20110845U1
Authority
DE
Germany
Prior art keywords
current transformer
transformer according
core
components
spring force
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.)
Expired - Lifetime
Application number
DE20110845U
Other languages
German (de)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
MBS AG, DE
Original Assignee
MBS SULZBACH MESSWANDLER GmbH
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by MBS SULZBACH MESSWANDLER GmbH filed Critical MBS SULZBACH MESSWANDLER GmbH
Priority to DE20110845U priority Critical patent/DE20110845U1/en
Publication of DE20110845U1 publication Critical patent/DE20110845U1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00—Adaptations of transformers or inductances for specific applications or functions
    • H01F38/20—Instruments transformers
    • H01F38/22—Instruments transformers for single phase ac
    • H01F38/28—Current transformers
    • H01F38/30—Constructions

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Transformers For Measuring Instruments (AREA)

Description

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßtThe description text was not recorded electronically

Claims (12)

1. Stromwandler, bestehend aus zwei Wandlerbauteilen (1, 2), die zu einem eine Leiterdurchtrittsöffnung umgebenden magnetischen Kreis fügbar sind, dadurch gekennzeichnet, daß die beiden Wandlerbauteile (1, 2) derart schwenkbar (3) miteinander verbunden sind, daß der Stromwandler im auseinander geschwenkten, geöffneten Zustand um einen Leiter herum leg­ bar ist, und daß die beiden Wandlerbauteile im zusammen geschwenkten, geschlossenen Zustand arretierbar (4, 6) sind.1. Current transformer, consisting of two transformer components ( 1 , 2 ) which can be added to a magnetic circuit surrounding a conductor passage opening, characterized in that the two transformer components ( 1 , 2 ) are pivotally connected ( 3 ) to one another such that the current transformer in apart pivoted, open state around a conductor is leg bar, and that the two transducer components can be locked in the pivoted, closed state ( 4 , 6 ). 2. Stromwandler nach Anspruch 1, dadurch gekennzeichnet, daß die beiden Wandlerbauteile (1, 2) beim Zuammenschwenken in den geschlossenen Zu­ stand unter Überwindung einer Federkraft (18) eine formschlüssige Verbin­ dung (4, 6) eingehen.2. Current transformer according to claim 1, characterized in that the two transformer components ( 1 , 2 ) when swiveling together in the closed to stand overcoming a spring force ( 18 ) a positive connec tion ( 4 , 6 ). 3. Stromwandler nach Anspruch 2, dadurch gekennzeichnet, daß die form­ schlüssige Verbindung (4, 6) unter Anwendung von äußerem Druck (5) gegen die Federkraft (18) lösbar ist.3. Current transformer according to claim 2, characterized in that the positive connection ( 4 , 6 ) using external pressure ( 5 ) against the spring force ( 18 ) is releasable. 4. Stromwandler nach einem der vorangegangenen Ansprüche, dadurch ge­ kennzeichnet, daß die in den beiden Wandlerbauteilen (1, 2) vorgesehenen Abschnitte (9, 12) des Kerns (7) an den zwischen den beiden Kernabschnit­ ten auftretenden Stoßflächen (8) im zusammengeschwenkten, geschlosse­ nen Zustand durch Federkraft (19) fest gegeneinander gedrückt sind.4. Current transformer according to one of the preceding claims, characterized in that the sections ( 9 , 12 ) of the core ( 7 ) provided in the two converter components ( 1 , 2 ) are pivoted together on the abutting surfaces ( 8 ) occurring between the two core sections , closed condition by spring force ( 19 ) are pressed firmly against each other. 5. Stromwandler nach einem der vorstehenden Ansprüche, dadurch gekenn­ zeichnet, daß der Kern (7) ein Schnittbandkern mit rechteckförmigem Quer­ schnitt ist.5. Current transformer according to one of the preceding claims, characterized in that the core ( 7 ) is a cutting tape core with a rectangular cross-section. 6. Stromwandler nach einem der vorstehenden Ansprüche, dadurch gekenn­ zeichnet, daß in dem einen (1) der beiden Wandlerbauteile (1, 2) die Kernschenkel (12) mit einem Kernjoch vorgesehen sind und in dem anderen Wandlerbauteil (2) das andere Kernjoch (9) vorgesehen ist.6. Current transformer according to one of the preceding claims, characterized in that in one ( 1 ) of the two transformer components ( 1 , 2 ) the core legs ( 12 ) are provided with a core yoke and in the other transformer component ( 2 ) the other core yoke ( 9 ) is provided. 7. Stromwandler nach Anspruch 6, dadurch gekennzeichnet, daß die Sekun­ därwicklung des Wandlers aus zwei symmetrisch gestalteten Teilwicklungen (10) besteht, welche separat auf entsprechende Spulenkörper (11) aufge­ bracht sind und die Kernschenkel (12) umschließen.7. Current transformer according to claim 6, characterized in that the secondary winding of the converter consists of two symmetrically designed partial windings ( 10 ) which are separately brought up on corresponding bobbins ( 11 ) and enclose the core legs ( 12 ). 8. Stromwandler nach einem der vorstehenden Ansprüche, dadurch gekenn­ zeichnet, daß die Anschlußklemmen (13) der Sekundärwicklung (10) durch schwenkbar ausgeführte, rastbare Abdeckklappen (14) abdeckbar sind.8. Current transformer according to one of the preceding claims, characterized in that the connecting terminals ( 13 ) of the secondary winding ( 10 ) by pivotable, latchable cover flaps ( 14 ) can be covered. 9. Stromwandler nach Anspruch 8, dadurch gekennzeichnet, daß in den Ab­ deckklappen (14) und im daran angrenzenden Bereich des Wandler­ gehäuses Plombieröffnungen (15) für eine Drahtverplombung vorgesehen sind.9. Current transformer according to claim 8, characterized in that in the cover flaps ( 14 ) and in the adjoining region of the transformer housing sealing openings ( 15 ) are provided for a wire sealing. 10. Stromwandler nach dem Oberbegriff des Anspruch 1, dadurch gekennzeich­ net, daß am Wandlergehäuse mit selbstschneidenden Metallschrauben bestückte Haltenasen (16) angebracht sind, die zur Befestigung des Strom­ wandlers auf einer Primärschiene dienen.10. Current transformer according to the preamble of claim 1, characterized in that the transducer housing with self-tapping metal screws equipped retaining lugs ( 16 ) are attached, which serve to fasten the current transformer on a primary rail. 11. Stromwandler nach Anspruch 10, dadurch gekennzeichnet, daß zur Isolation gegenüber der Primärschiene die Metallschrauben mit Isolierabdeckungen (17) bestückt sind.11. Current transformer according to claim 10, characterized in that the metal screws are equipped with insulating covers ( 17 ) for insulation from the primary rail. 12. Stromwandler nach Anspruch 10 oder 11, dadurch gekennzeichnet, daß die Metallschrauben Plastideschrauben sind.12. Current transformer according to claim 10 or 11, characterized in that the Metal screws are plastid screws.
DE20110845U 2001-07-03 2001-07-03 Power converter Expired - Lifetime DE20110845U1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE20110845U DE20110845U1 (en) 2001-07-03 2001-07-03 Power converter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE20110845U DE20110845U1 (en) 2001-07-03 2001-07-03 Power converter

Publications (1)

Publication Number Publication Date
DE20110845U1 true DE20110845U1 (en) 2002-08-08

Family

ID=7958753

Family Applications (1)

Application Number Title Priority Date Filing Date
DE20110845U Expired - Lifetime DE20110845U1 (en) 2001-07-03 2001-07-03 Power converter

Country Status (1)

Country Link
DE (1) DE20110845U1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006011178A1 (en) * 2006-03-10 2007-06-28 Areva Np Gmbh Current transformer testing method for use in switchgear and control gear of electrical drive, involves detecting reference measuring variable at measuring output, and examining current transformer based on reference measuring variable
DE102012018412B3 (en) * 2012-09-17 2014-03-20 Phoenix Contact Gmbh & Co. Kg Current transformer with replaceable head

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1035267B (en) * 1955-12-12 1958-07-31 Licentia Gmbh Measuring transducer designed as a clamp
DE1091224B (en) * 1957-04-26 1960-10-20 Licentia Gmbh Method for manufacturing a conversion current transformer with a cut ribbon core
US4258348A (en) * 1979-11-13 1981-03-24 Stb Transformer Company Current measuring transformer
US4408175A (en) * 1982-01-18 1983-10-04 Honeywell Inc. Self centering current responsive pickup means
US4456873A (en) * 1981-08-04 1984-06-26 Schweitzer Edmund O Jun Cable mounted magnetic core assembly
DE4331265C2 (en) * 1993-09-15 2001-03-29 Horstmann Gmbh Dipl Ing H Current transformers for electrical conductors

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1035267B (en) * 1955-12-12 1958-07-31 Licentia Gmbh Measuring transducer designed as a clamp
DE1091224B (en) * 1957-04-26 1960-10-20 Licentia Gmbh Method for manufacturing a conversion current transformer with a cut ribbon core
US4258348A (en) * 1979-11-13 1981-03-24 Stb Transformer Company Current measuring transformer
US4456873A (en) * 1981-08-04 1984-06-26 Schweitzer Edmund O Jun Cable mounted magnetic core assembly
US4408175A (en) * 1982-01-18 1983-10-04 Honeywell Inc. Self centering current responsive pickup means
DE4331265C2 (en) * 1993-09-15 2001-03-29 Horstmann Gmbh Dipl Ing H Current transformers for electrical conductors

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006011178A1 (en) * 2006-03-10 2007-06-28 Areva Np Gmbh Current transformer testing method for use in switchgear and control gear of electrical drive, involves detecting reference measuring variable at measuring output, and examining current transformer based on reference measuring variable
DE102012018412B3 (en) * 2012-09-17 2014-03-20 Phoenix Contact Gmbh & Co. Kg Current transformer with replaceable head
US9978495B2 (en) 2012-09-17 2018-05-22 Phoenix Contact Gmbh & Co. Kg Current converter with interchangeable head
US10083787B1 (en) 2012-09-17 2018-09-25 Phoenix Contact Gmbh & Co. Kg Current converter with interchangeable head

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Legal Events

Date Code Title Description
R163 Identified publications notified
R207 Utility model specification

Effective date: 20020912

R150 Term of protection extended to 6 years

Effective date: 20041206

R151 Term of protection extended to 8 years

Effective date: 20070822

R081 Change of applicant/patentee

Owner name: MBS AG, DE

Free format text: FORMER OWNER: MBS SULZBACH MESSWANDLER GMBH, 74429 SULZBACH-LAUFEN, DE

Effective date: 20081013

R152 Term of protection extended to 10 years

Effective date: 20090814

R071 Expiry of right
R071 Expiry of right