H02H 3/087

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Description

Class  H02H : EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS


Subclass 3/087: Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection (specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems H02H 7/00; systems for change-over to standby supply H02J 9/00) responsive to excess current (responsive to abnormal temperature caused by excess current H02H 5/04) for dc applications

Recent Patents

Patent #TitleFiling DateIssue DatePatent Owner
12266489 Electrical networkSep 13, 19Apr 01, 25Siemens Aktiengesellschaft
12266915 Series Z-source circuit breaker with pulse-testing capabilityJun 30, 22Apr 01, 25S&C Electric Company
12266916 Apparatus and method for use in a power delivery systemNov 17, 21Apr 01, 25HAWKER SIDDELEY SWITCHGEAR LIMITED
12243697 Direct-current circuit breaker and direct-current circuit breaker systemDec 09, 20Mar 04, 25Mitsubishi Electric Corporation
12243702 Protection system, photovoltaic system, and protection methodOct 28, 20Mar 04, 25TMEIC Corporation
12232723 Systems and methods for controlling a segmented circuitNov 10, 22Feb 25, 25Cilag GmbH International
12237125 Method for coordinating protective devices in a distribution gridSep 13, 19Feb 25, 25Siemens Aktiengesellschaft
12216179 Safety circuit for DC leakage detectionNov 21, 22Feb 04, 25Biosense Webster (Israel), Ltd.
12217919 Electrical network having fault protection controlSep 13, 19Feb 04, 25Siemens Aktiengesellschaft
12205783 Apparatus for opening or closing a DC circuit, and method for automatically closing a DC circuitSep 13, 19Jan 21, 25Siemens Aktiengesellschaft
12206232 Protection apparatus and protection method for photovoltaic power generation systemNov 28, 23Jan 21, 25HUAWEI DIGITAL POWER TECHNOLOGIES CO., LTD.
12194866 Power cutoff deviceMay 13, 20Jan 14, 25Panasonic Intellectual Property Management Co., Ltd.
12187159 Fuse and contactor management for an electric mobile applicationMay 16, 22Jan 07, 25EATON INTELLIGENT POWER LIMITED
12184054 Overcurrent protection circuitOct 11, 23Dec 31, 24Rohm Co. Ltd.
12184269 Electronic switch with surge protectorOct 28, 19Dec 31, 24Siemens Aktiengesellschaft
12174260 Voltage monitoring circuitNov 17, 20Dec 24, 24LG INNOTEK CO., LTD.
12176163 Electric grid and method for operating an electric gridSep 13, 19Dec 24, 24Siemens Aktiengesellschaft
12166342 Power supply control device, test method, and computer programMar 15, 21Dec 10, 24Autonetworks Technologies Ltd.; Sumitomo Wiring Systems, Ltd.; Sumitomo Electric Industries, Ltd.;
12160096 Solid-state circuit breaker based on a wireless coupling and resonant circuit for MVDC systemsApr 13, 21Dec 03, 24Drexel University
12155194 Method and device for connecting a capacitive load assembly to a DC gridMay 15, 20Nov 26, 24Siemens Aktiengesellschaft

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Recent Publications

Publication #TitleFiling DatePub DatePatent Owner
2025/0116,688 DEVICES AND METHODS FOR DETERMINING AN ELECTRICAL OVERCURRENT EVENTOct 02, 24Apr 10, 25Not available
2025/0118,955 Overcurrent Limiting Unit and Detection Unit and Method for Manufacturing and Method for Operating the SameOct 03, 24Apr 10, 25Not available
2025/0118,956 PHOTOVOLTAIC INVERTER AND PROTECTION METHODDec 16, 24Apr 10, 25HUAWEI DIGITAL POWER TECHNOLOGIES CO., LTD.
2025/0112,450 MODULAR SOLID-STATE CIRCUIT BREAKERMay 26, 23Apr 03, 25EATON INTELLIGENT POWER LIMITED
2025/0105,617 DC SOLID STATE CIRCUIT BREAKERS FOR BIDIRECTIONAL APPLICATIONSSep 26, 23Mar 27, 25Siemens Industry, Inc.
2025/0087,988 DEVICE HAVING REDUNDANT POWER SUPPLY LINESSep 06, 24Mar 13, 25Not available
2025/0070,543 OVERCURRENT PROTECTION CIRCUITNov 11, 24Feb 27, 25Not available
2025/0062,608 METHOD AND APPARATUS FOR CONTROLLING A CURRENT FOR SOLID-STATE CIRCUIT BREAKERSAug 15, 24Feb 20, 25Not available
2025/0052,805 METHOD FOR CHECKING THE SWITCH-OFF CAPABILITY OF A MOSFETDec 16, 22Feb 13, 25Continental Automotive Technologies GmbH
2025/0054,714 CURRENT BREAKING APPARATUS FOR HIGH VOLTAGE DIRECT CURRENT PATHAug 08, 24Feb 13, 25Schneider Electric Industries SAS
2025/0055,271 CURRENT BREAKING DEVICE FOR INTERRUPTING A HIGH VOLTAGE DIRECT CURRENT PATHAug 08, 24Feb 13, 25Schneider Electric Industries SAS
2025/0038,516 INTEGRATED CIRCUIT FOR BATTERY DISCONNECTJul 27, 23Jan 30, 25Not available
2025/0023,339 SELF-ENERGY-TAKING HYBRID DIRECT-CURRENT CIRCUIT BREAKER AND APPLICATION METHOD THEREFORAug 17, 22Jan 16, 25STATE GRID SMART GRID RESEARCH INSTITUTE CO., LTD.; STATE GRID CORPORATION OF CHINA;
2025/0023,340 HYBRID CIRCUIT BREAKER USING A TRANSIENT COMMUTATION CURRENT INJECTOR CIRCUITJul 22, 24Jan 16, 25Illinois Institute of Technology
2025/0007,270 Ultra-Efficient And Self-Healing Solid State Circuit BreakerJun 30, 23Jan 02, 25Not available
2025/0007,271 Circuit Breaker UnitJan 30, 24Jan 02, 25Vitesco Technologies GmbH
2024/0429,698 MOTOR DISCONNECTION DETECTION WHILE THE MOTOR IS SWITCHED OFFJun 26, 23Dec 26, 24Not available
2024/0429,699 MOTOR DISCONNECTION DETECTION WHILE THE MOTOR IS SWITCHED ONJun 26, 23Dec 26, 24Not available
2024/0421,584 SHORT-CIRCUIT DETECTION DEVICEJun 07, 24Dec 19, 24STMicroelectronics International N.V.
2024/0421,777 PROTECTION CIRCUIT IN ELECTRONIC DEVICE AND METHOD THEREFORAug 26, 24Dec 19, 24Not available

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