EP4374404A1 - Schutzschaltgerät und verfahren - Google Patents
Schutzschaltgerät und verfahrenInfo
- Publication number
- EP4374404A1 EP4374404A1 EP22790268.1A EP22790268A EP4374404A1 EP 4374404 A1 EP4374404 A1 EP 4374404A1 EP 22790268 A EP22790268 A EP 22790268A EP 4374404 A1 EP4374404 A1 EP 4374404A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- voltage
- low
- switching device
- unit
- protective switching
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 19
- 239000004065 semiconductor Substances 0.000 claims abstract description 28
- 230000001681 protective effect Effects 0.000 claims description 161
- 239000004020 conductor Substances 0.000 claims description 52
- 238000012360 testing method Methods 0.000 claims description 18
- 238000004590 computer program Methods 0.000 claims description 10
- 238000004891 communication Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 claims description 2
- 230000008569 process Effects 0.000 abstract description 10
- 230000008901 benefit Effects 0.000 description 21
- 230000006870 function Effects 0.000 description 20
- 230000007935 neutral effect Effects 0.000 description 15
- 230000001419 dependent effect Effects 0.000 description 12
- 230000008859 change Effects 0.000 description 10
- 238000001514 detection method Methods 0.000 description 6
- 230000002950 deficient Effects 0.000 description 5
- 230000009993 protective function Effects 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- 238000010616 electrical installation Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 230000010355 oscillation Effects 0.000 description 3
- 230000036962 time dependent Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000005669 field effect Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000009529 body temperature measurement Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000003302 ferromagnetic material Substances 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000005405 multipole Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000012552 review Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/26—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents
- H02H3/32—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors
- H02H3/33—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors using summation current transformers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
- H01H83/12—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by voltage falling below a predetermined value, e.g. for no-volt protection
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
- H01H83/14—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by imbalance of two or more currents or voltages, e.g. for differential protection
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
- H01H83/20—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition
- H01H83/22—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition the other condition being imbalance of two or more currents or voltages
-
- 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
- H01H9/54—Circuit arrangements not adapted to a particular application of the switching device and for which no provision exists elsewhere
- H01H9/547—Combinations of mechanical switches and static switches, the latter being controlled by the former
-
- 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
- H01H9/54—Circuit arrangements not adapted to a particular application of the switching device and for which no provision exists elsewhere
- H01H9/548—Electromechanical and static switch connected in series
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/02—Details
- H02H3/05—Details with means for increasing reliability, e.g. redundancy arrangements
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/24—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to undervoltage or no-voltage
-
- 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
- H01H71/04—Means for indicating condition of the switching device
- H01H2071/044—Monitoring, detection or measuring systems to establish the end of life of the switching device, can also contain other on-line monitoring systems, e.g. for detecting mechanical failures
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
- H01H83/10—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess voltage, e.g. for lightning protection
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Emergency Protection Circuit Devices (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102021210828.8A DE102021210828A1 (de) | 2021-09-28 | 2021-09-28 | Schutzschaltgerät und Verfahren |
PCT/EP2022/075728 WO2023052146A1 (de) | 2021-09-28 | 2022-09-16 | Schutzschaltgerät und verfahren |
Publications (1)
Publication Number | Publication Date |
---|---|
EP4374404A1 true EP4374404A1 (de) | 2024-05-29 |
Family
ID=83898171
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP22790268.1A Pending EP4374404A1 (de) | 2021-09-28 | 2022-09-16 | Schutzschaltgerät und verfahren |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP4374404A1 (zh) |
CN (1) | CN118043925A (zh) |
DE (1) | DE102021210828A1 (zh) |
WO (1) | WO2023052146A1 (zh) |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0570603B1 (de) | 1992-05-12 | 1996-11-06 | Siemens Aktiengesellschaft | Eigensicherer Differenzstromschutzschalter |
DE4432643B4 (de) | 1994-09-14 | 2005-12-01 | Aeg Niederspannungstechnik Gmbh & Co Kg | Kontaktanordnung für einen Fehlerstromschutzschalter |
US7400476B1 (en) | 2003-12-10 | 2008-07-15 | Hull Jr Vernon M | Safety device for prevention of electrical shocks |
JP2011010393A (ja) * | 2009-06-23 | 2011-01-13 | Panasonic Electric Works Co Ltd | 直流用分岐回路保護装置 |
US11373831B2 (en) * | 2019-05-18 | 2022-06-28 | Amber Solutions, Inc. | Intelligent circuit breakers |
DE102019213604A1 (de) | 2019-09-06 | 2021-03-11 | Siemens Aktiengesellschaft | Schutzschaltgerät, Schutzschaltsystem und Verfahren |
-
2021
- 2021-09-28 DE DE102021210828.8A patent/DE102021210828A1/de active Pending
-
2022
- 2022-09-16 EP EP22790268.1A patent/EP4374404A1/de active Pending
- 2022-09-16 WO PCT/EP2022/075728 patent/WO2023052146A1/de active Application Filing
- 2022-09-16 CN CN202280065359.XA patent/CN118043925A/zh active Pending
Also Published As
Publication number | Publication date |
---|---|
DE102021210828A1 (de) | 2023-03-30 |
WO2023052146A1 (de) | 2023-04-06 |
CN118043925A (zh) | 2024-05-14 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE102015217108A1 (de) | Niederspannungs-Leistungsschalter | |
EP4356410A1 (de) | Schutzschaltgerät und verfahren | |
WO2023052148A1 (de) | Schutzschaltgerät | |
EP4374404A1 (de) | Schutzschaltgerät und verfahren | |
DE102021210820A1 (de) | Schutzschaltgerät | |
DE102021210824A1 (de) | Schutzschaltgerät und Verfahren | |
EP4377982A1 (de) | Schutzschaltgerät und verfahren | |
EP4377984A1 (de) | Schutzschaltgerät und verfahren | |
WO2024046836A1 (de) | Schutzschaltgerät und verfahren | |
WO2024046850A1 (de) | Schutzschaltgerät und verfahren | |
WO2023052188A1 (de) | Schutzschaltgerät | |
WO2024046845A2 (de) | Schutzschaltgerät und verfahren | |
EP4377983A1 (de) | Schutzschaltgerät und verfahren | |
EP4367699A1 (de) | Schutzschaltgerät und verfahren | |
WO2024046723A1 (de) | Schutzschaltgerät und verfahren | |
WO2024046795A1 (de) | Schutzschaltgerät und verfahren | |
WO2024094400A1 (de) | Schutzschaltgerät und verfahren | |
EP4356409A1 (de) | Schutzschaltgerät | |
EP4367700A1 (de) | Schutzschaltgerät | |
WO2024046809A1 (de) | Schutzschaltgerät und verfahren | |
DE102021210834A1 (de) | Schutzschaltgerät und Verfahren | |
WO2024068267A1 (de) | Schutzschaltgerät und verfahren | |
WO2024094399A1 (de) | Schutzschaltgerät und verfahren |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: UNKNOWN |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE |
|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE |
|
17P | Request for examination filed |
Effective date: 20240220 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |