H02H 3/17

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Description

Class  H02H : EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS


Subclass 3/17: 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 fault current to earth, frame or mass (with balanced or differential arrangement H02H 3/26) by means of an auxiliary voltage injected into the installation to be protected

Recent Patents

Patent #TitleFiling DateIssue DatePatent Owner
12174267 Earth leakage detecting device, and vehicular power supply systemAug 18, 20Dec 24, 24Sanyo Electric Co. Ltd.
11906599 Earth leakage detecting device, and vehicular power supply systemJun 15, 20Feb 20, 24Sanyo Electric Co. Ltd.
11705715 Method, electrical circuit arrangements and insulation monitoring devices for an interference-resistant insulation monitoring of an ungrounded power supply system having a converterJul 10, 18Jul 18, 23DIPL.-ING. W. BENDER GMBH & CO. KG
11329589 Ground fault detection methods on variable frequency drive systemsMar 15, 13May 10, 22Joy Global Underground Mining LLC
11258245 Intelligent leakage current detection and interruption device for power cordSep 06, 20Feb 22, 22Not available
11165240 Advanced ground fault circuit interrupters (GFCI) and methods of operation thereofJul 15, 19Nov 02, 21Not available
11035907 System and method for locating earth fault in power gridsMay 16, 17Jun 15, 21Swedish Neutral AB
10962604 Arrangement for injection-based ground fault protection handlingJul 31, 19Mar 30, 21ABB Schweiz AG
10951019 Electrical link comprising an electrical protection device—voltage biasMay 02, 18Mar 16, 21Airbus Operations SAS
10938201 Electrical link comprising an electrical protection device—current biasMay 01, 18Mar 02, 21AIRBUS OPERATIONS S.A.S.
10903645 Electrical link comprising an electrical protection systemSep 17, 18Jan 26, 21Airbus Operations SAS
10768243 Method and detection device for detecting a high-impedance ground fault in an electrical energy supply network with a grounded neutral pointOct 16, 18Sep 08, 20Siemens Aktiengesellschaft
10704827 Systems and methods for testing electrical connectorsJul 11, 16Jul 07, 20EATON INTELLIGENT POWER LIMITED
10598715 System and method for automatic high resistance ground pulse activation and detectionAug 25, 15Mar 24, 20EATON INTELLIGENT POWER LIMITED
10514414 Method and device for monitoring an energy transmission deviceSep 25, 17Dec 24, 19Siemens Aktiengesellschaft
10473711 Multi-channel fault detection with a single diagnosis outputApr 15, 16Nov 12, 19Infineon Technologies AG
10468874 Combined device for electrical protection against transient overvoltages and monitoring of an electrical installationFeb 05, 15Nov 05, 19CIRPROTEC, S.L.; Mersen USA Newburyport-MA, LLC;
10439387 Advanced ground fault circuit interrupters (GFCI) and methods of operation thereofDec 29, 16Oct 08, 19Not available
10326279 Subharmonic power line carrier based island detection systems and methodsJul 18, 16Jun 18, 19Northern Plains Power Technologies; Sandia Corporation;
10230232 Automated ground fault interrupt testerSep 21, 16Mar 12, 19EATON INTELLIGENT POWER LIMITED

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Recent Publications

Publication #TitleFiling DatePub DatePatent Owner
2020/0103,453 Arrangement For Injection-Based Ground Fault Protection HandlingJul 31, 19Apr 02, 20Not available
2019/0341,767 ADVANCED GROUND FAULT CIRCUIT INTERRUPTERS (GFCI) AND METHODS OF OPERATION THEREOFJul 15, 19Nov 07, 19Not available

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Patents Issued To Date - By Filing Year

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