| Patents for H02H 1 - Details of emergency protective circuit arrangements (5,580) |
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| 04/08/2003 | US6545574 Arc fault circuit breaker |
| 04/08/2003 | CA2099733C Overcurrent protection device |
| 04/03/2003 | US20030063422 Circuit breaker having analog override |
| 04/03/2003 | US20030063420 Method and apparatus for detecting and suppressing a parallel ARC fault |
| 04/02/2003 | EP1298770A2 Method and apparatus for detecting and suppressing a parallel arc fault |
| 04/02/2003 | EP1218998B1 Residual current protective device with frequency generator |
| 04/02/2003 | EP0990292B1 Method and device for monitoring insulation and fault current in an electrical alternating current network |
| 04/02/2003 | CN1407345A Device for inspection electric arc and overcurrent in DC system interfered repeatedly |
| 04/01/2003 | US6542345 Circuit breaker |
| 04/01/2003 | US6541930 Method for controlling an adjustment device that is driven in an electromotorical manner and used for window lifters for instance and a device for carrying out said method |
| 03/27/2003 | WO2003026091A1 Current fault detector and circuit interrupter and packaging thereof |
| 03/27/2003 | US20030060991 Crossover fault classification for power lines with parallel circuits |
| 03/27/2003 | US20030058596 Two winding resonating arc fault sensor which boosts arc fault signals while rejecting arc mimicking noise |
| 03/27/2003 | US20030057939 Method for detecting current transformer saturation |
| 03/27/2003 | CA2460609A1 Current fault detector and circuit interrupter and packaging thereof |
| 03/26/2003 | EP1295097A2 Internal fault indicator for power electrical devices |
| 03/25/2003 | US6538863 Arc fault circuit protection device with asymmetrical transformer |
| 03/25/2003 | US6538862 Circuit breaker with a single test button mechanism |
| 03/20/2003 | WO2003023946A2 Crossover fault classification for power lines with parallel circuits |
| 03/20/2003 | WO2003023931A1 Crossover fault classification for power lines with parallel circuits |
| 03/20/2003 | WO2003023429A1 Crossover fault classification for power lines with parallel circuits |
| 03/20/2003 | WO2003023426A1 Crossover fault classification for power lines with parallel circuits |
| 03/20/2003 | WO2003023425A1 Crossover fault classification for power lines with parallel circuits |
| 03/20/2003 | WO2003005527A3 Voltage and current source selection system for use in the protection, automation and control of an electric power system |
| 03/20/2003 | WO2003005498A3 System and method for calibration of data in an electric power monitoring system |
| 03/20/2003 | WO2002054562A9 Substation control system |
| 03/20/2003 | US20030055585 Crossover fault classification for power lines with parallel circuits |
| 03/19/2003 | EP1293023A1 Electrical switchgear comprising a number of switches |
| 03/19/2003 | EP0995251B1 Solid state overload relay |
| 03/18/2003 | CA2079183C Electronic circuit breaker with protection against sputtering arc faults and ground faults |
| 03/13/2003 | WO2002103874A3 Anti-pinch window control system and method |
| 03/13/2003 | WO2002061905A3 Aircraft applicable ground fault circuit interrupter |
| 03/13/2003 | US20030051086 Automated calibration of I/O over a multi-variable eye window |
| 03/12/2003 | EP1290770A1 Method for controlling the displacement of a part, displaced by an electromotor, of a closure device in a motor vehicle |
| 03/12/2003 | EP1290456A1 Method for detecting resistive faults |
| 03/12/2003 | CN1402900A System for power transformer differential protection |
| 03/12/2003 | CN1402405A Pole transformer load monitoring system using wireless internet |
| 03/11/2003 | US6532424 Electrical fault detection circuit with dual-mode power supply |
| 03/11/2003 | US6532140 Arc-fault detecting circuit breaker system |
| 03/11/2003 | US6532139 Arc fault circuit interrupter and circuit breaker having the same |
| 03/11/2003 | CA2132136C Ground fault circuit interrupter with immunity to wide band noise |
| 03/11/2003 | CA2109258C Electrical circuit interrupting device |
| 03/06/2003 | US20030043522 Circuit breaker, trip assembly, bimetal compensation circuit and method including compensation for bimetal temperature coefficient |
| 03/05/2003 | EP1289092A2 Circuit breaker including power supply monitor circuit to disable a trip mechanism |
| 03/05/2003 | EP1289091A2 Apparatus for detecting arcing and overcurrents in DC electrical systems subject to cyclic disturbances |
| 03/05/2003 | EP1288989A2 Circuit breaker trip assembly, bimetal compensation circuit and method including compensation for bimetal temperature coefficient |
| 03/05/2003 | EP1287600A2 Fault current and differential current detection system capable of preventing spurious triggering of a protection system due to transient interference pulses |
| 03/05/2003 | EP1287599A2 Software-controlled evaluation of fault current for protection and monitoring systems |
| 03/05/2003 | CN1401153A Fault current and differential current detection system capable of preventing spurious triggering of a protection system due to transient interference pulses |
| 02/27/2003 | US20030038692 Circuit breaker including power supply monitor circuit to disable a trip mechanism |
| 02/27/2003 | US20030038640 Apparatus for detecting arcing and overcurrents in dc electrical systems subject to cyclic disturbances |
| 02/27/2003 | US20030038546 Power management system associated with semiconductor manufacturing facilities |
| 02/27/2003 | CA2398980A1 Circuit breaker including power supply monitor circuit to disable a trip mechanism |
| 02/27/2003 | CA2398976A1 Circuit breaker, trip assembly, bimetal compensation circuit and method including compensation for bimetal temperature coefficient |
| 02/25/2003 | US6525918 Adaptive arc fault detection and smart fusing system |
| 02/25/2003 | US6525914 Protection system for devices connected to an alternating current electrical power supply |
| 02/25/2003 | US6525542 Apparatus for monitoring the status of devices in electrical protection and control systems |
| 02/25/2003 | US6525533 Current detection switch and apparatus therewith |
| 02/24/2003 | CA2399637A1 Apparatus for detecting arcing and overcurrents in dc electrical systems subject to cyclic disturbances |
| 02/20/2003 | WO2003015113A1 Charging dispenser for a thin web |
| 02/20/2003 | WO2002101901A3 Circuit arrangement for a residual-current circuit breaker |
| 02/19/2003 | EP1005709B1 Fault-current protective switchgear |
| 02/18/2003 | US6522511 High speed electrostatic discharge protection circuit |
| 02/18/2003 | US6522509 Arc fault detection in ac electric power systems |
| 02/18/2003 | US6522228 Circuit breaker including an arc fault trip actuator having an indicator latch and a trip latch |
| 02/13/2003 | WO2003012967A1 Neutral pole location independent earth leakage detection circuit |
| 02/13/2003 | US20030033119 Pole transformer load monitoring system using wireless internet network |
| 02/13/2003 | US20030030954 Current fault detector and circuit interrupter and packaging thereof |
| 02/13/2003 | US20030030448 Apparatus for the detection and early warning of electrical arcing fault |
| 02/11/2003 | CA2264596C Adaptive ground and phase fault detection for a power distribution system |
| 02/06/2003 | US20030026057 Charging dispenser for a thin web |
| 02/06/2003 | DE10117339C1 System for a safety switch/circuit has shunting switches operating as safety switches with an auxiliary switch function and a centralized device for detecting current intensity. |
| 02/05/2003 | CN1395346A Protecting equipment, protecting device and protecting method for circuit |
| 01/28/2003 | US6512444 Fault sensing wire and alarm apparatus |
| 01/28/2003 | US6512380 Contactor and trip circuit therefor |
| 01/28/2003 | CA2277001C Variable trip fault indicator |
| 01/28/2003 | CA2149149C Load analysis system for fault detection |
| 01/22/2003 | CN1392576A Electronic tripping device including capacitor as trippin coil power source |
| 01/22/2003 | CN1099684C Electromagnetic drive apparatus |
| 01/16/2003 | WO2003005647A1 Relay-to-relay direct communication system in an electric power system |
| 01/16/2003 | WO2003005527A2 Voltage and current source selection system for use in the protection, automation and control of an electric power system |
| 01/16/2003 | WO2003005524A1 System for estimating the frequency of the power signal on a power transmission line |
| 01/16/2003 | WO2003005498A2 System and method for calibration of data in an electric power monitoring system |
| 01/16/2003 | US20030011954 Power supply device |
| 01/16/2003 | US20030011951 System for preventing overreach of protection for series compensated power lines |
| 01/16/2003 | US20030011353 System and method for calibration of data in an electric power monitoring system |
| 01/16/2003 | US20030011352 System for estimating the frequency of the power signal on a power transmission line |
| 01/14/2003 | US6507922 Fault indicator circuit in system having circuit blocks |
| 01/09/2003 | US20030007514 Relay-to-relay direct communication system in an electric power system |
| 01/09/2003 | US20030007299 Voltage and current source selection system for use in the protection, automation and control of an electric power system |
| 01/09/2003 | US20030006728 Method ofr controlling the displacement of a part, displaced by an electromotor, of a closure device in a motor vehicle |
| 01/07/2003 | US6505127 Foreign material interference detection apparatus for open/closing members |
| 01/07/2003 | US6504692 AFCI device which detects upstream and downstream series and parallel ARC faults |
| 01/03/2003 | WO2003001678A1 Delta filter with an adaptive time window for protective relays |
| 01/03/2003 | WO2003001641A2 Residual current operated circuit breaker |
| 01/02/2003 | EP1271738A1 Electronic tripping device with capacitor for supplying power to a tripping coil |
| 12/31/2002 | CA2247671C Transmission bandwidth extender/category 5 protector |
| 12/27/2002 | WO2002103874A2 Anti-pinch window control system and method |
| 12/26/2002 | US20020198627 Predictive failure scheme for industrial thin films processing power delivery system |
| 12/26/2002 | US20020196109 Circuit interrupting device with reverse wiring protection |