EP3852125C0 - Triggerable fuse for low voltage applications - Google Patents

Triggerable fuse for low voltage applications

Info

Publication number
EP3852125C0
EP3852125C0 EP21161292.4A EP21161292A EP3852125C0 EP 3852125 C0 EP3852125 C0 EP 3852125C0 EP 21161292 A EP21161292 A EP 21161292A EP 3852125 C0 EP3852125 C0 EP 3852125C0
Authority
EP
European Patent Office
Prior art keywords
low voltage
voltage applications
triggerable fuse
triggerable
fuse
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.)
Active
Application number
EP21161292.4A
Other languages
German (de)
French (fr)
Other versions
EP3852125A1 (en
EP3852125B1 (en
Inventor
Arnd Ehrhardt
Peter Zahlmann
Sven Wolfram
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.)
Dehn SE and Co KG
Original Assignee
Dehn and Soehne GmbH and Co KG
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 Dehn and Soehne GmbH and Co KG filed Critical Dehn and Soehne GmbH and Co KG
Publication of EP3852125A1 publication Critical patent/EP3852125A1/en
Application granted granted Critical
Publication of EP3852125C0 publication Critical patent/EP3852125C0/en
Publication of EP3852125B1 publication Critical patent/EP3852125B1/en
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
    • H01H89/00—Combinations of two or more different basic types of electric switches, relays, selectors and emergency protective devices, not covered by any single one of the other main groups of this subclass
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H39/00—Switching devices actuated by an explosion produced within the device and initiated by an electric current
    • H01H39/006—Opening by severing a conductor
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
    • H01H85/0039—Means for influencing the rupture process of the fusible element
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
    • H01H85/02—Details
    • H01H85/04—Fuses, i.e. expendable parts of the protective device, e.g. cartridges
    • H01H85/05—Component parts thereof
    • H01H85/055—Fusible members
    • H01H85/08—Fusible members characterised by the shape or form of the fusible member
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
    • H01H85/02—Details
    • H01H85/04—Fuses, i.e. expendable parts of the protective device, e.g. cartridges
    • H01H85/05—Component parts thereof
    • H01H85/055—Fusible members
    • H01H85/08—Fusible members characterised by the shape or form of the fusible member
    • H01H85/10—Fusible members characterised by the shape or form of the fusible member with constriction for localised fusing
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
    • H01H85/02—Details
    • H01H85/04—Fuses, i.e. expendable parts of the protective device, e.g. cartridges
    • H01H85/05—Component parts thereof
    • H01H85/18—Casing fillings, e.g. powder
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
    • H01H85/02—Details
    • H01H85/04—Fuses, i.e. expendable parts of the protective device, e.g. cartridges
    • H01H85/05—Component parts thereof
    • H01H85/18—Casing fillings, e.g. powder
    • H01H85/185—Insulating members for supporting fusible elements inside a casing, e.g. for helically wound fusible elements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
    • H01H85/02—Details
    • H01H85/38—Means for extinguishing or suppressing arc
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
    • H01H85/02—Details
    • H01H85/38—Means for extinguishing or suppressing arc
    • H01H2085/381—Means for extinguishing or suppressing arc with insulating body insertable between the end contacts of the fusible element
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
    • H01H85/02—Details
    • H01H85/04—Fuses, i.e. expendable parts of the protective device, e.g. cartridges
    • H01H85/05—Component parts thereof
    • H01H85/055—Fusible members
    • H01H85/12—Two or more separate fusible members in parallel
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
    • H01H85/02—Details
    • H01H85/36—Means for applying mechanical tension to fusible member
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
    • H01H9/34—Stationary parts for restricting or subdividing the arc, e.g. barrier plate
    • H01H9/36—Metal parts
EP21161292.4A 2017-02-01 2018-01-23 Triggerable fuse for low voltage applications Active EP3852125B1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE102017101985 2017-02-01
DE102017119285.9A DE102017119285A1 (en) 2017-02-01 2017-08-23 Triggerable fuse for low voltage applications
PCT/EP2018/051491 WO2018141572A1 (en) 2017-02-01 2018-01-23 Triggered fuse for low-voltage applications
EP18701323.0A EP3577673B1 (en) 2017-02-01 2018-01-23 Triggered fuse for low-voltage applications

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
EP18701323.0A Division EP3577673B1 (en) 2017-02-01 2018-01-23 Triggered fuse for low-voltage applications

Publications (3)

Publication Number Publication Date
EP3852125A1 EP3852125A1 (en) 2021-07-21
EP3852125C0 true EP3852125C0 (en) 2024-01-03
EP3852125B1 EP3852125B1 (en) 2024-01-03

Family

ID=62843473

Family Applications (2)

Application Number Title Priority Date Filing Date
EP18701323.0A Active EP3577673B1 (en) 2017-02-01 2018-01-23 Triggered fuse for low-voltage applications
EP21161292.4A Active EP3852125B1 (en) 2017-02-01 2018-01-23 Triggerable fuse for low voltage applications

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP18701323.0A Active EP3577673B1 (en) 2017-02-01 2018-01-23 Triggered fuse for low-voltage applications

Country Status (8)

Country Link
US (2) US11201027B2 (en)
EP (2) EP3577673B1 (en)
JP (1) JP7046080B2 (en)
CN (1) CN110494946B (en)
DE (1) DE102017119285A1 (en)
ES (1) ES2869585T3 (en)
SI (1) SI3577673T1 (en)
WO (1) WO2018141572A1 (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102017011632B4 (en) * 2017-12-15 2020-03-26 Panasonic Industrial Devices Europe Gmbh Pyrotechnic fuse to interrupt an electrical circuit
DE102019101212A1 (en) * 2018-07-04 2020-01-09 Dehn Se + Co Kg Surge protection arrangement with a horn spark gap in a housing with a chamber for arc quenching
DE102018213522B4 (en) * 2018-08-10 2022-06-02 Siemens Aktiengesellschaft Fusible link, fuse body, system and method
DE102019210236A1 (en) 2019-05-09 2020-11-12 Dehn Se + Co Kg Lightning protection spark gap arrangement and method for operating a lightning protection spark gap arrangement
FR3098006B1 (en) * 2019-06-25 2021-07-09 Mersen France Sb Sas Electric circuit breaker
DE102019123809A1 (en) * 2019-09-05 2021-03-11 Panasonic Industrial Devices Europe Gmbh Safety device
CN110752126A (en) * 2019-10-30 2020-02-04 彭博 Circuit overload protection and automatic resetting device
CN111341627A (en) * 2020-04-07 2020-06-26 西安中熔电气股份有限公司 Excitation fuse integrating mechanical force to break arc extinguishing melt
AT523708B1 (en) * 2020-04-16 2021-11-15 Hirtenberger Automotive Safety Gmbh & Co Kg Pyrotechnic current isolator and process for its manufacture
US11527878B2 (en) 2020-10-14 2022-12-13 Eaton Intelligent Power Limited Hybrid arc flash mitigation system
US11482851B2 (en) 2020-10-14 2022-10-25 Eaton Intelligent Power Limited Arc flash mitigation device
CN112447461A (en) * 2020-12-11 2021-03-05 西安中熔电气股份有限公司 Excitation fuse capable of sequentially disconnecting conductor and fuse body
CN113223905B (en) * 2020-12-11 2024-01-19 西安中熔电气股份有限公司 Fuse-element type fuse with fusing and mechanical force breaking functions
WO2023233510A1 (en) * 2022-05-31 2023-12-07 株式会社オートネットワーク技術研究所 Protection device
JP2024006147A (en) * 2022-07-01 2024-01-17 太平洋精工株式会社 Electric circuit breaker device
US20240021394A1 (en) * 2022-07-14 2024-01-18 Littelfuse, Inc. Active/passive fuse module

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1761760A (en) * 1927-05-02 1930-06-03 Gen Electric Fuse cutter
BE446947A (en) 1941-10-01
US3040660A (en) * 1944-11-08 1962-06-26 Lawrence H Johnston Electric initiator with exploding bridge wire
US3179851A (en) * 1959-07-27 1965-04-20 Gen Electric Electrical protective apparatus
NL294395A (en) 1962-06-22
US4041435A (en) * 1974-10-01 1977-08-09 Mcgraw-Edison Company Protector for electric circuit
US4486734A (en) * 1983-04-08 1984-12-04 General Electric Company High voltage electric fuse
JPS6081729A (en) * 1983-10-11 1985-05-09 株式会社東芝 Power fuse
US4559513A (en) * 1984-09-10 1985-12-17 Cooper Industries, Inc. Trigger mechanism for dual-element fuse
US5077534A (en) * 1990-10-19 1991-12-31 Cooper Industries, Inc. Class J time delay fuse
DE4211079A1 (en) 1992-04-03 1993-10-07 Dynamit Nobel Ag Method for securing circuits, in particular circuits carrying high currents, against overcurrents and electrical fuse element, in particular high current fuse element
DE19616993A1 (en) * 1996-04-27 1997-10-30 Dynamit Nobel Ag Pyrotechnic fuse element for circuits
DE19817133A1 (en) * 1998-04-19 1999-10-28 Lell Peter Power disconnecting switch for emergency use in high current circuits, especially vehicles
US7123124B2 (en) * 2003-10-17 2006-10-17 Special Devices, Inc. Pyrotechnic circuit breaker
DE102008047256A1 (en) 2008-09-14 2010-03-25 Fritz Driescher KG Spezialfabrik für Elektrizitätswerksbedarf GmbH & Co. Method for disconnecting current during high voltage with disconnecting unit, involves controlling flowing current of controlling medium by backup units
CN202094063U (en) * 2011-06-15 2011-12-28 何可平 DC (direct current) ultra-fast fuse for electric automobile
JP5817685B2 (en) * 2012-08-31 2015-11-18 豊田合成株式会社 Conduction interruption device
US9490096B2 (en) 2013-03-14 2016-11-08 Mersen Usa Newburyport-Ma, Llc Medium voltage controllable fuse
DE102014205871A1 (en) * 2014-03-28 2015-10-01 Siemens Aktiengesellschaft Melting conductor and overcurrent protection device
DE102014215279A1 (en) 2014-08-04 2016-02-04 Phoenix Contact Gmbh & Co. Kg Fuse for a device to be protected
DE102014115396A1 (en) * 2014-10-22 2014-12-18 Peter Lell Disconnector for high DC or AC currents at high voltages
US10224166B2 (en) * 2014-11-14 2019-03-05 Littelfuse, Inc. High-current fuse with endbell assembly
DE102015112141A1 (en) * 2015-07-24 2017-01-26 Peter Lell Disconnector for high DC or AC currents at high voltages
DE102015114279A1 (en) 2015-08-27 2015-10-15 Peter Lell Isolation switch for high DC or AC currents at high voltages with series connection elements

Also Published As

Publication number Publication date
WO2018141572A1 (en) 2018-08-09
JP7046080B2 (en) 2022-04-01
US20220013320A1 (en) 2022-01-13
ES2869585T3 (en) 2021-10-25
EP3852125A1 (en) 2021-07-21
JP2020506515A (en) 2020-02-27
US11764025B2 (en) 2023-09-19
SI3577673T1 (en) 2021-08-31
EP3852125B1 (en) 2024-01-03
US20190371561A1 (en) 2019-12-05
CN110494946A (en) 2019-11-22
US11201027B2 (en) 2021-12-14
EP3577673A1 (en) 2019-12-11
CN110494946B (en) 2022-08-30
DE102017119285A1 (en) 2018-08-02
EP3577673B1 (en) 2021-04-07

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