| Patents for G01R 15 - Details of measuring arrangements of the types provided for in groups , or (13,411) |
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| 02/29/2012 | CN102365553A Current sensor in the form of a cable to be attached in a loop |
| 02/29/2012 | CN102364639A Plastic Rogowski coil mutual inductor and measuring method thereof |
| 02/29/2012 | CN101963634B Integrated optical isolation lightning electric field measurement apparatus |
| 02/28/2012 | US8126663 Signal level detection method |
| 02/28/2012 | US8125214 Determining electrical current using at least two sensors at a known distance from each other |
| 02/23/2012 | WO2012024147A1 System and method for the simultaneous display of waveforms generated from input signals received at a data acquisition device |
| 02/23/2012 | WO2012022779A1 Rogowski coil assembly |
| 02/23/2012 | WO2012022649A1 Actuation of a light source |
| 02/23/2012 | WO2012022377A1 Measurement input circuit of a measuring or protective device |
| 02/23/2012 | DE102011077281A1 Magnetfeldstromsensoren Magnetic current sensors |
| 02/23/2012 | CA2808534A1 Rogowski coil assembly |
| 02/22/2012 | EP2420849A1 Rogowski coil assembly |
| 02/22/2012 | CN202150346U 一种外置式套管电流互感器 An outboard bushing current transformers |
| 02/22/2012 | CN202150345U 高压高精度电流互感器 High-voltage high-precision current transformer |
| 02/22/2012 | CN202150344U 电子式高压互感器 Electronic high-voltage transformer |
| 02/22/2012 | CN202149914U 节约型分流器 Saving-splitter |
| 02/22/2012 | CN102360900A Open-close type current and voltage transformer |
| 02/22/2012 | CN102360888A Self-healing optical current transformer |
| 02/22/2012 | CN102360886A Electromagnetic and electronic hybrid current transformer |
| 02/22/2012 | CN102360885A Combined current transformer |
| 02/22/2012 | CN102360883A Capacitive voltage divider core medium |
| 02/22/2012 | CN102360882A Capacitive voltage mutual inductor |
| 02/22/2012 | CN102360881A Electromagnetic voltage transformer |
| 02/22/2012 | CN102360879A Lead structure for medium-voltage terminal of capacitive voltage divider |
| 02/22/2012 | CN102360878A Wiring structure of secondary winding of capacitor voltage transformer |
| 02/22/2012 | CN102360872A 10kV combined transformer |
| 02/22/2012 | CN102360871A Mutual inductor packaging assembly |
| 02/22/2012 | CN101353237B 微电流检测电路、微电流切换电路 Micro-current detection circuit, micro-current switching circuit |
| 02/22/2012 | CN101165496B 一种分流器 One kind of shunt |
| 02/21/2012 | US8120350 Clamp meter with safe trigger mechanism |
| 02/16/2012 | WO2012021479A1 Apparatus for mounting an overhead monitoring device |
| 02/16/2012 | WO2012021478A1 Apparatus and method for mounting an overhead monitoring device |
| 02/16/2012 | WO2012021477A1 Apparatus and method for mounting an overhead device |
| 02/16/2012 | DE102010034265A1 Current exploring coil for current measurement in conductor, has coil winding made of conductive material, particularly conduit wire |
| 02/16/2012 | DE102010034102A1 Electrical installation device for monitoring electric circuit, has primary housing whose side wall is provided with aperture into which projection of secondary housing is inserted |
| 02/16/2012 | CA2807490A1 Apparatus for mounting an overhead monitoring device |
| 02/16/2012 | CA2807296A1 Apparatus and method for mounting an overhead monitoring device |
| 02/16/2012 | CA2807295A1 Apparatus and method for mounting an overhead device |
| 02/15/2012 | EP2418499A2 Connection and measuring device, circuit board and sensor device |
| 02/15/2012 | CN202145422U 户内高原型计量专用支柱式电流互感器 Indoor plateau pillar dedicated current transformer metering |
| 02/15/2012 | CN102354945A Double-end grounding structure of high-voltage cable shielding layers |
| 02/15/2012 | CN102354598A Capacitive divider with medium voltage positioned at high-voltage side |
| 02/15/2012 | CN102353911A High-sensitivity magnetic measurement device in environment field based on disturbance compensation and realization method thereof |
| 02/15/2012 | CN102353846A Measuring method for online monitoring of corona loss of power transmission line |
| 02/15/2012 | CN102353836A Method for dynamically adjusting current channel gain of wide-range electric energy meter |
| 02/15/2012 | CN102353833A Annular cavity all-fiber current sensor capability of eliminating temperature sensitivity |
| 02/15/2012 | CN102353830A Peak voltage digital display meter |
| 02/15/2012 | CN102353828A Combination instrument for measuring single-phase voltage and single-phase current as well as measuring method thereof |
| 02/15/2012 | CN102353825A Resistor sampling isolation current detection circuit |
| 02/14/2012 | US8116995 Media characterization |
| 02/14/2012 | US8115475 Manipulation assembly for online electrical system test probe installation |
| 02/14/2012 | US8115473 Optical voltage transformer |
| 02/09/2012 | DE112009002317T5 Stromdetektionsvorrichtung Current detection device |
| 02/09/2012 | DE102011080348A1 Aufbau für einen Stromsensor Structure for a current sensor |
| 02/09/2012 | DE102010038894A1 Messsystem Measuring system |
| 02/09/2012 | DE102010038851A1 Electrical detector for detecting high voltages in high voltage transmission system of electrical operable vehicle e.g. hybrid electric car, has potential divider including high and low impedance resistor portions on substrate |
| 02/09/2012 | DE102010033813A1 Anschluss- und Messvorrichtung für den Anschluss einer Stromversorgung an eine Leiterplatte Connection and measuring device for connecting a power supply to a printed circuit board |
| 02/08/2012 | EP2414848A1 Current sensor in the form of a cable to be attached in a loop |
| 02/08/2012 | CN202142863U Household power saver |
| 02/08/2012 | CN202142410U 矩形零序互感器及漏电断路器 Rectangular zero-sequence transformer and earth leakage circuit breaker |
| 02/08/2012 | CN202141751U 新型避雷器在线监测系统 The new online monitoring system arrester |
| 02/08/2012 | CN102346242A Calibration of conductivity measurement system |
| 02/07/2012 | US8111059 Electric current locator |
| 02/02/2012 | WO2012015890A1 Systems and methods for determining current flow through a utility asset |
| 02/02/2012 | WO2012013906A1 Magnetoresistor integrated sensor for measuring voltage or current, and diagnostic system |
| 02/01/2012 | CN202134397U 变比可调型电流互流器 Adjustable current mutual ratio converter |
| 02/01/2012 | CN202134396U 一种电子式互感器 An electronic transformer |
| 02/01/2012 | CN202134395U 铁路牵引变电所用电流互感器 Railway traction substation current transformer |
| 02/01/2012 | CN202134394U 户外开合式电流互感器 Outdoor Retractable current transformer |
| 02/01/2012 | CN202134392U 一种电流互感器 A current transformer |
| 02/01/2012 | CN202134390U 铁路牵引变电所用电压互感器 Railway traction substation with voltage transformer |
| 02/01/2012 | CN202134388U 一种电容式电压互感器的一次调节机构 A capacitive voltage transformer primary adjustment mechanism |
| 02/01/2012 | CN202133699U 电流测量用金属取样电阻 Current measurement with a metal sampling resistor |
| 02/01/2012 | CN202133698U 一种新型的光伏汇流检测装置 A novel photovoltaic convergence detecting means |
| 02/01/2012 | CN102339669A Gas insulated switchgear (GIS) combined type voltage transformer |
| 02/01/2012 | CN102338822A Current measuring device and current measuring method thereof |
| 02/01/2012 | CN101713793B 一种基于气体绝缘的直流高压测量装置 DC high voltage measurement device based on gas-insulated |
| 01/31/2012 | US8106646 Sensor circuit |
| 01/26/2012 | WO2012011306A1 Current sensor |
| 01/26/2012 | US20120019233 Current sensor consisting of a cable for attachment in the form of a loop |
| 01/26/2012 | DE102010032031A1 Low voltage power switch for electrical switchgear, has armature that is wound around aperture of iron core for conduction of test current which corresponds to differential current based on output of magnetic sensor of transformer |
| 01/25/2012 | EP2174146B1 Arrangement and method for measuring a current flowing in an electrical conductor |
| 01/25/2012 | CN202126921U Pluggable voltage mutual inductor in all insulation structure for C-GIS(Cubicle-Gas Insulated Switchgear) switch cabinet |
| 01/25/2012 | CN202126920U Voltage transformer with power supply function |
| 01/25/2012 | CN202126458U Voltage sensor with shielding cable |
| 01/25/2012 | CN102331522A Isolated voltage acquisition circuit for light transmission equipment |
| 01/25/2012 | CN102331520A Fiber current sensor with reduced temperature sensitivity |
| 01/25/2012 | CN102331518A Current sensor |
| 01/25/2012 | CN101769996B High-voltage power supply debugging detector |
| 01/24/2012 | US8103463 Systems and methods for predicting failure of electronic systems and assessing level of degradation and remaining useful life |
| 01/19/2012 | WO2012007247A1 Module and arrangement for measuring a high-frequency current through a conductor |
| 01/19/2012 | WO2012007195A1 Current measurement apparatus and current measurement method thereof |
| 01/19/2012 | DE102010027130A1 Modul und Anordnung zur Messung eines Hochfrequenzstroms durch einen Leiter And module arrangement for measuring a high frequency current through a conductor |
| 01/18/2012 | EP2407792A1 Fiber current sensor with reduced temperature sensitivity |
| 01/18/2012 | EP2406640A1 Current sensing and/or measurement - apparatus and method |
| 01/18/2012 | CN202120749U Mutual inductor for electric energy meters of state grid and agricultural grid |
| 01/18/2012 | CN202120748U Current transformer for detecting current of zero lines |
| 01/18/2012 | CN202120747U Current transformer with function of resisting direct current component |
| 01/18/2012 | CN202119844U Multifunctional integrated electronic measurement instrument |
| 01/18/2012 | CN202119836U Device for primary phase acquisition of GIS |