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AR246376A1 - Interruptor de circuito con medios calibradores e indicadores de violacion. - Google Patents

Interruptor de circuito con medios calibradores e indicadores de violacion.

Info

Publication number
AR246376A1
AR246376A1 AR91320209A AR32020991A AR246376A1 AR 246376 A1 AR246376 A1 AR 246376A1 AR 91320209 A AR91320209 A AR 91320209A AR 32020991 A AR32020991 A AR 32020991A AR 246376 A1 AR246376 A1 AR 246376A1
Authority
AR
Argentina
Prior art keywords
circuit breaker
calibration opening
accommodation
bimetal
open position
Prior art date
Application number
AR91320209A
Other languages
English (en)
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Application granted granted Critical
Publication of AR246376A1 publication Critical patent/AR246376A1/es

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H69/00—Apparatus or processes for the manufacture of emergency protective devices
    • 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
    • H01H71/06—Distinguishing marks, e.g. colour coding
    • 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
    • H01H71/74—Means for adjusting the conditions under which the device will function to provide protection
    • H01H71/7427—Adjusting only the electrothermal mechanism
    • H01H71/7436—Adjusting the position (or prestrain) of the bimetal
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H11/00—Apparatus or processes specially adapted for the manufacture of electric switches
    • H01H2011/0075—Apparatus or processes specially adapted for the manufacture of electric switches calibrating mechanical switching properties, e.g. "snap or switch moment", by mechanically deforming a part of the switch, e.g. elongating a blade spring by puncturing it with a laser
    • 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
    • H01H71/74—Means for adjusting the conditions under which the device will function to provide protection
    • H01H2071/7472—Means for adjusting the conditions under which the device will function to provide protection with antitamper means for avoiding unauthorised setting

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Breakers (AREA)
  • Thermally Actuated Switches (AREA)

Abstract

UN INTERRUPTOR DE CIRCUITO QUE COMPRENDE UN ALOJAMIENTO AISLANTE QUE INCLUYE UNA BASE QUE TIENE UNA PARED PLANA Y PAREDES DE BORDE QUE FORMAN UNA CAVIDAD POCO PROFUNDA Y UNA CUBIERTA, UN CONJUNTO INTERRUPTOR DENTRO DE LA CAVIDAD QUE COMPRENDE CONTACTOS ELECTRICOS MOVIBLES, UN MECANISMO DE FUNCIONAMIENTO QUE INCLUYE UN SOPORTE ENGANCHABLE QUE FUNCIONA CUANDO ESTA DESENGANCHADO PARA MOVERAUTOMATICAMENTE LOS CONTACTOS ELECTRICOS HACIA LA POSICION ABIERTA, UN MECANISMO DE DESCONEXION QUE INCLUYE UN BIMETAL ALARGADO QUE ENGANCHA EL SOPORTE EN LA POSICION ENGANCHADA Y QUE SE FLEXIONA PARA DESENGANCHAR EL SOPORTE EN RESPUESTA A CONDICIONES DE SOBRECARGA DE CORRIENTE, PERSISTENTES, PREDETERMINADAS, INCLUYENDO UNA ABERTURA DE CALIBRACION EN EL ALOJAMIENTO A TRAVES DEL CUAL ES INSERTABLE UNA HERRAMIENTA PARA AJUSTAR EL BIMETAL, A FIN DE CALIBRAR LAS CONDICIONES DE SOBRECARGA EN LAS CUALES EL BIMETAL DESENGANCHA EL SOPORTE PARA MOVER LOS CONTACTOS HACIA LA POSICION ABIERTA, Y UN SELLO INDICA DOR DE VIOLACION QUE SELLA LA ABERTURA DE CALIBRACION PARA EVITAR UN ACCESO SUBSECUENTEMENTE, COMPRENDIENDO DICHO SELLO UNA PELICULA DESTRUCTIBLE Y UN ADHESIVO QUE LA ASEGURA AL ALOJAMIENTO SOBRE LA ABERTURA DE CALIBRACION.
AR91320209A 1990-07-30 1991-07-19 Interruptor de circuito con medios calibradores e indicadores de violacion. AR246376A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/559,861 US5008645A (en) 1990-07-30 1990-07-30 Circuit breaker with tamper indicating calibration means

Publications (1)

Publication Number Publication Date
AR246376A1 true AR246376A1 (es) 1994-07-29

Family

ID=24235355

Family Applications (1)

Application Number Title Priority Date Filing Date
AR91320209A AR246376A1 (es) 1990-07-30 1991-07-19 Interruptor de circuito con medios calibradores e indicadores de violacion.

Country Status (13)

Country Link
US (1) US5008645A (es)
EP (1) EP0469754B1 (es)
JP (1) JPH04233117A (es)
KR (1) KR100233341B1 (es)
AR (1) AR246376A1 (es)
AU (1) AU640771B2 (es)
BR (1) BR9103194A (es)
CA (1) CA2045853C (es)
DE (1) DE69122003T2 (es)
EG (1) EG19443A (es)
ES (1) ES2091875T3 (es)
MX (1) MX173587B (es)
ZA (1) ZA915129B (es)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5196815A (en) * 1992-01-31 1993-03-23 Westinghouse Electric Corp. Miniature circuit breaker
GB2285886A (en) * 1994-01-21 1995-07-26 Square D Co Circuit breaker
US5436604A (en) * 1994-06-10 1995-07-25 Eaton Corporation Molded case for a miniature circuit breaker
US5436605A (en) * 1994-06-10 1995-07-25 Eaton Corporation Handle barrier in a molded case for a miniature circuit breaker
US5546060A (en) * 1994-12-22 1996-08-13 Eaton Corporation Support plate for a circuit breaker
US5805038A (en) * 1997-04-29 1998-09-08 Eaton Corporation Shock absorber for circuit breaker
US6030114A (en) * 1997-09-30 2000-02-29 Siemens Energy & Automation, Inc. Method for thermally calibrating circuit breaker trip mechanism and associated trip mechanism
US6104265A (en) * 1998-02-19 2000-08-15 Eaton Corporation Miniature circuit breaker with multipurpose auxiliary member
US6239676B1 (en) * 2000-08-28 2001-05-29 Eaton Corporation Two pole circuit breaker calibrated in assembled state
US6483408B1 (en) 2000-10-12 2002-11-19 Eaton Corporation Circuit breaker with bypass for redirecting high transient current and associated method
US6515569B2 (en) * 2000-12-18 2003-02-04 Eaton Corporation Circuit breaker with bypass conductor commutating current out of the bimetal during short circuit interruption and method of commutating current out of bimetal
US6894594B2 (en) * 2003-06-20 2005-05-17 Eaton Corporation Circuit breaker including a cradle and a pivot pin therefor
US7859369B2 (en) * 2008-06-09 2010-12-28 Eaton Corporation Method of bi-directional thermal calibration of a circuit interrupter frame and circuit interrupter test system including the same
DE102010021190B4 (de) * 2010-05-21 2021-02-11 Abb Ag Installationsschaltgerät mit einer Justieröffnung
US10325743B2 (en) * 2017-08-04 2019-06-18 Eaton Intelligent Power Limited Circuit breakers with tamper-evident security seals

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3566318A (en) * 1968-12-31 1971-02-23 Westinghouse Electric Corp Circuit breaker with improved trip means
US3849747A (en) * 1973-11-28 1974-11-19 Westinghouse Electric Corp Circuit breaker with handle indicating means
US4118680A (en) * 1977-02-07 1978-10-03 Westinghouse Electric Corp. Circuit interrupter
US4148004A (en) * 1977-05-04 1979-04-03 Westinghouse Electric Corp. Circuit breaker with calibrating means
DE2831853C2 (de) * 1978-07-20 1984-01-05 Trautwein Gmbh & Co, 4350 Recklinghausen Fälschungssicheres Kennzeichen
DE2950438C2 (de) * 1979-12-14 1985-11-14 Siemens AG, 1000 Berlin und 8000 München Abdeckhaube für thermisches Schutzrelais
US4608288A (en) * 1984-08-21 1986-08-26 Joachim Dudzik Tamper proof label or seal
US4630019A (en) * 1984-09-28 1986-12-16 Westinghouse Electric Corp. Molded case circuit breaker with calibration adjusting means for a bimetal

Also Published As

Publication number Publication date
ES2091875T3 (es) 1996-11-16
AU640771B2 (en) 1993-09-02
EP0469754B1 (en) 1996-09-11
DE69122003D1 (de) 1996-10-17
EP0469754A1 (en) 1992-02-05
MX173587B (es) 1994-03-16
AU7505791A (en) 1992-02-06
KR100233341B1 (ko) 1999-12-01
EG19443A (en) 1995-03-30
JPH04233117A (ja) 1992-08-21
BR9103194A (pt) 1992-02-18
KR920003359A (ko) 1992-02-29
DE69122003T2 (de) 1997-04-10
US5008645A (en) 1991-04-16
CA2045853C (en) 2000-10-17
CA2045853A1 (en) 1992-01-31
ZA915129B (en) 1992-05-27

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