EP1225612A3 - Thermal tripping device for a switch - Google Patents

Thermal tripping device for a switch Download PDF

Info

Publication number
EP1225612A3
EP1225612A3 EP02000470A EP02000470A EP1225612A3 EP 1225612 A3 EP1225612 A3 EP 1225612A3 EP 02000470 A EP02000470 A EP 02000470A EP 02000470 A EP02000470 A EP 02000470A EP 1225612 A3 EP1225612 A3 EP 1225612A3
Authority
EP
European Patent Office
Prior art keywords
switch
tripping device
thermal tripping
contact
bimetallic
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
Application number
EP02000470A
Other languages
German (de)
French (fr)
Other versions
EP1225612A2 (en
EP1225612B1 (en
Inventor
Wolfgang Leitl
Christoph Weber
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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Publication of EP1225612A2 publication Critical patent/EP1225612A2/en
Publication of EP1225612A3 publication Critical patent/EP1225612A3/en
Application granted granted Critical
Publication of EP1225612B1 publication Critical patent/EP1225612B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • H01H71/10—Operating or release mechanisms
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/14—Electrothermal mechanisms
    • H01H71/16—Electrothermal mechanisms with bimetal element
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/58—Electric connections to or between contacts; Terminals
    • H01H1/5822—Flexible connections between movable contact and terminal
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/58—Electric connections to or between contacts; Terminals
    • H01H1/5833—Electric connections to or between contacts; Terminals comprising an articulating, sliding or rolling contact between movable contact and terminal

Landscapes

  • Thermally Actuated Switches (AREA)
  • Breakers (AREA)
  • Battery Mounting, Suspending (AREA)
  • Control And Other Processes For Unpacking Of Materials (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)

Abstract

The thermal release device is based around a bimetallic element (3) has a curved current carrying element (12) with a contact at the end (8) . This operates relative to a fixed electrical contact (10). When the temperature rises the bimetallic strip bends to move the contact
EP02000470A 2001-01-19 2002-01-08 Thermal tripping device for a switch Expired - Lifetime EP1225612B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10102436 2001-01-19
DE10102436A DE10102436B4 (en) 2001-01-19 2001-01-19 Thermal release device for a switching device

Publications (3)

Publication Number Publication Date
EP1225612A2 EP1225612A2 (en) 2002-07-24
EP1225612A3 true EP1225612A3 (en) 2004-09-15
EP1225612B1 EP1225612B1 (en) 2009-10-28

Family

ID=7671164

Family Applications (1)

Application Number Title Priority Date Filing Date
EP02000470A Expired - Lifetime EP1225612B1 (en) 2001-01-19 2002-01-08 Thermal tripping device for a switch

Country Status (3)

Country Link
EP (1) EP1225612B1 (en)
AT (1) ATE447235T1 (en)
DE (2) DE10102436B4 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2551885A1 (en) 2011-07-28 2013-01-30 Eaton Industries GmbH Excess temperature protection device for an electric protective switch device

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2213080A (en) * 1937-09-02 1940-08-27 Gen Electric Bimetallic thermal release
DE837726C (en) * 1950-01-20 1952-05-02 Stotz Kontakt Gmbh Device for influencing the tripping characteristics of thermal releases for automatic switches
DE1665958A1 (en) * 1967-06-12 1971-04-08 Siemens Ag Heavy-duty contact arrangement
US4617540A (en) * 1983-10-29 1986-10-14 Sursum Elektrizitatsgesellschaft Leyhausen Gmbh & Co. Automatic switch, rail-mounted
US4897051A (en) * 1988-03-11 1990-01-30 Honeywell Inc. Flexible electric component leads

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1904731C3 (en) * 1969-01-31 1975-11-20 Joseph Dipl.-Ing. 8500 Nuernberg Westermeyer Small electrical self switch
CH636730A5 (en) * 1978-10-26 1983-06-15 Sprecher & Schuh Ag BIMETAL THERMAL RELEASE FOR OVERCURRENT SWITCHES.
US5363076A (en) * 1993-04-28 1994-11-08 Square D Company Circuit breaker having spring biased blade suspension

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2213080A (en) * 1937-09-02 1940-08-27 Gen Electric Bimetallic thermal release
DE837726C (en) * 1950-01-20 1952-05-02 Stotz Kontakt Gmbh Device for influencing the tripping characteristics of thermal releases for automatic switches
DE1665958A1 (en) * 1967-06-12 1971-04-08 Siemens Ag Heavy-duty contact arrangement
US4617540A (en) * 1983-10-29 1986-10-14 Sursum Elektrizitatsgesellschaft Leyhausen Gmbh & Co. Automatic switch, rail-mounted
US4897051A (en) * 1988-03-11 1990-01-30 Honeywell Inc. Flexible electric component leads

Also Published As

Publication number Publication date
DE10102436A1 (en) 2002-08-08
DE10102436B4 (en) 2006-06-29
ATE447235T1 (en) 2009-11-15
EP1225612A2 (en) 2002-07-24
DE50213955D1 (en) 2009-12-10
EP1225612B1 (en) 2009-10-28

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