EP3971933A4 - Überstromauslöser und schutzschalter mit überstromauslöser - Google Patents

Überstromauslöser und schutzschalter mit überstromauslöser Download PDF

Info

Publication number
EP3971933A4
EP3971933A4 EP20805181.3A EP20805181A EP3971933A4 EP 3971933 A4 EP3971933 A4 EP 3971933A4 EP 20805181 A EP20805181 A EP 20805181A EP 3971933 A4 EP3971933 A4 EP 3971933A4
Authority
EP
European Patent Office
Prior art keywords
tripping device
overcurrent tripping
circuit breaker
overcurrent
breaker
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
EP20805181.3A
Other languages
English (en)
French (fr)
Other versions
EP3971933A1 (de
EP3971933B1 (de
Inventor
Hiroshi Sasaki
Yasuhiro KAMINO
Yuta Sagara
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi 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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of EP3971933A1 publication Critical patent/EP3971933A1/de
Publication of EP3971933A4 publication Critical patent/EP3971933A4/de
Application granted granted Critical
Publication of EP3971933B1 publication Critical patent/EP3971933B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H01H71/24—Electromagnetic mechanisms
    • H01H71/2409—Electromagnetic mechanisms combined with an electromagnetic current limiting mechanism
    • 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
    • H01H71/24—Electromagnetic mechanisms
    • H01H71/2454—Electromagnetic mechanisms characterised by the magnetic circuit or active magnetic elements
    • 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
    • H01H71/24—Electromagnetic mechanisms
    • H01H71/2463—Electromagnetic mechanisms with plunger type armatures
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H50/00—Details of electromagnetic relays
    • H01H50/16—Magnetic circuit arrangements
    • H01H50/18—Movable parts of magnetic circuits, e.g. armature
    • H01H50/20—Movable parts of magnetic circuits, e.g. armature movable inside coil and substantially lengthwise with respect to axis thereof; movable coaxially with respect to coil
    • H01H50/22—Movable parts of magnetic circuits, e.g. armature movable inside coil and substantially lengthwise with respect to axis thereof; movable coaxially with respect to coil wherein the magnetic circuit is substantially closed
    • H01H2050/225—Movable parts of magnetic circuits, e.g. armature movable inside coil and substantially lengthwise with respect to axis thereof; movable coaxially with respect to coil wherein the magnetic circuit is substantially closed with yoke and armature formed by identical stacked laminates, e.g. punched in one and the same tool
    • 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
    • H01H71/24—Electromagnetic mechanisms
    • H01H2071/249—Electromagnetic mechanisms with part of the magnetic circuit being in the normal current path in the circuit breaker, e.g. yoke, fixed contact and arc-runner are made out of one single conductive element

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Breakers (AREA)
EP20805181.3A 2019-05-16 2020-05-07 Überstromauslöser und schutzschalter mit überstromauslöser Active EP3971933B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2019092701 2019-05-16
PCT/JP2020/018509 WO2020230684A1 (ja) 2019-05-16 2020-05-07 過電流引外し装置およびこれを用いた回路遮断器

Publications (3)

Publication Number Publication Date
EP3971933A1 EP3971933A1 (de) 2022-03-23
EP3971933A4 true EP3971933A4 (de) 2022-06-22
EP3971933B1 EP3971933B1 (de) 2023-04-12

Family

ID=73290208

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20805181.3A Active EP3971933B1 (de) 2019-05-16 2020-05-07 Überstromauslöser und schutzschalter mit überstromauslöser

Country Status (3)

Country Link
EP (1) EP3971933B1 (de)
JP (1) JP7109664B2 (de)
WO (1) WO2020230684A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022130552A1 (ja) * 2020-12-17 2022-06-23 三菱電機株式会社 過電流引外し装置およびこれを用いた回路遮断器
CN113782353B (zh) * 2021-09-15 2022-07-12 福州大学 一种cps新型旋转式电磁操动机构及其工作方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE29723307U1 (de) * 1997-04-11 1998-08-06 AEG Niederspannungstechnik GmbH & Co KG, 24534 Neumünster Schneller Überstromauslöser für Gleichstromschnellschalter
EP3312865A1 (de) * 2015-06-19 2018-04-25 Mitsubishi Electric Corporation Überstromauslöser und schutzschalter damit
EP3447782A1 (de) * 2016-04-22 2019-02-27 Mitsubishi Electric Corporation Schützvorrichtung für einen schutzschalter und schutzschalter mit dieser schützvorrichtung

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19715114A1 (de) * 1997-04-11 1998-10-22 Aeg Niederspannungstech Gmbh Schneller Überstromauslöser für Gleichstromschnellschalter
EP2431992B1 (de) 2010-09-20 2013-01-23 Sécheron SA Auslösemechanismus für Schaltungsunterbrechungsvorrichtung
WO2019038813A1 (ja) * 2017-08-21 2019-02-28 三菱電機株式会社 電磁操作機構および遮断器
WO2019038946A1 (ja) 2017-08-21 2019-02-28 三菱電機株式会社 遮断器

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE29723307U1 (de) * 1997-04-11 1998-08-06 AEG Niederspannungstechnik GmbH & Co KG, 24534 Neumünster Schneller Überstromauslöser für Gleichstromschnellschalter
EP3312865A1 (de) * 2015-06-19 2018-04-25 Mitsubishi Electric Corporation Überstromauslöser und schutzschalter damit
EP3447782A1 (de) * 2016-04-22 2019-02-27 Mitsubishi Electric Corporation Schützvorrichtung für einen schutzschalter und schutzschalter mit dieser schützvorrichtung

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2020230684A1 *

Also Published As

Publication number Publication date
JP7109664B2 (ja) 2022-07-29
EP3971933A1 (de) 2022-03-23
EP3971933B1 (de) 2023-04-12
WO2020230684A1 (ja) 2020-11-19
JPWO2020230684A1 (ja) 2021-11-18

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