| Patents for G01R 31 - Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere (152,264) |
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| 08/29/2013 | DE102012101556A1 Kontaktierungsanordnung zur elektrischen Kontaktierung von Testpunkten Contact arrangement for electrical contact of test points |
| 08/29/2013 | DE102012101548A1 Prüfsystem und Verfahren zur Prüfung von Geräten der Hochspannungstechnik Test System and method for testing of equipment of high voltage engineering |
| 08/29/2013 | DE102012004134A1 Onboard network for motor car, has control unit which periodically switches voltage source between maximum and minimum sources, so that energy store is charged with maximum voltage and discharged with minimum voltage |
| 08/29/2013 | DE102009021036B4 Verfahren zur Gasanalyse an Laststufenschaltern A method for gas analysis on load tap changers |
| 08/29/2013 | DE102004041468B4 Rückspeiseeinrichtung für einen generatorisch arbeitenden Elektromotor Recovery unit for a regenerative working electric motor |
| 08/28/2013 | EP2632020A1 Power storage system and output controller |
| 08/28/2013 | EP2632010A1 Leakage current detector for AC and DC systems |
| 08/28/2013 | EP2631984A1 Battery charger and battery charging method |
| 08/28/2013 | EP2631803A1 Methods and apparatus for automatic fault detection |
| 08/28/2013 | EP2631663A1 Method for continuously monitoring battery ageing |
| 08/28/2013 | EP2631662A1 Integrated circuit and testing method |
| 08/28/2013 | EP2630810A2 Method for testing a hearing device as well as an arrangement for testing a hearing device |
| 08/28/2013 | EP2630753A2 Communications wiring noise level monitor and alarm indicator |
| 08/28/2013 | EP2630725A1 Device and method for function detection in a feed configuration |
| 08/28/2013 | EP2630687A1 Battery phase meter to determine internal temperatures of lithium-ion rechargeable cells under charge and discharge |
| 08/28/2013 | EP2630510A1 Decomposition and mitigation of a disturbance being present at an electric connection between an electric power generating system and a power grid |
| 08/28/2013 | EP2630509A1 Monitoring and fault diagnosis of an electric machine |
| 08/28/2013 | EP2630508A1 Systems and methods for simultaneous optical testing of a plurality of devices under test |
| 08/28/2013 | EP2629999A1 Method and device for detecting a short-circuit |
| 08/28/2013 | EP2629998A1 Device and method for estimating a touch current and protecting an electrical apparatus against such touch currents |
| 08/28/2013 | CN203166597U System used for assessing ADC operation and battery pack voltage |
| 08/28/2013 | CN203166471U Safety type electrostatic grounding alarm interlocking controller of chemical inflammable product handling vehicle |
| 08/28/2013 | CN203166241U Safe wiring board with alarm function |
| 08/28/2013 | CN203166017U Protection device for lithium-ion battery detection |
| 08/28/2013 | CN203164623U Online power supply test probe automatic crimping control circuit |
| 08/28/2013 | CN203164409U Mainboard detection apparatus for three-phase electric energy meter |
| 08/28/2013 | CN203164397U Test rack for service life of halogen lamp wick |
| 08/28/2013 | CN203164396U LED lamp testing device |
| 08/28/2013 | CN203164395U Singlet line lightening liquid crystal lamp tester |
| 08/28/2013 | CN203164394U Inverter aging test platform of small wind or solar generator |
| 08/28/2013 | CN203164393U Detection device for series type inversion unit in high voltage frequency converter |
| 08/28/2013 | CN203164392U LED power source intelligent detection system |
| 08/28/2013 | CN203164391U Inversion-type direct-current power supply aging apparatus |
| 08/28/2013 | CN203164390U Automatic testing device of power supply module |
| 08/28/2013 | CN203164389U Online power supply test control circuit |
| 08/28/2013 | CN203164388U Online LED power supply test device |
| 08/28/2013 | CN203164387U Portable photovoltaic assembly fault detecting device |
| 08/28/2013 | CN203164386U Intelligent battery energy arbiter |
| 08/28/2013 | CN203164385U Electric energy feedback detecting system for storage batteries |
| 08/28/2013 | CN203164384U Lithium ion battery electrical core detection apparatus |
| 08/28/2013 | CN203164383U Lithium battery test system |
| 08/28/2013 | CN203164382U Multi-functional polymer lithium battery test and analysis system |
| 08/28/2013 | CN203164381U Battery charging and discharging tester |
| 08/28/2013 | CN203164380U Automobile generator double-rectification tester |
| 08/28/2013 | CN203164379U Movable wind turbine electric-grid adaptability test system |
| 08/28/2013 | CN203164378U Embedded system button detection circuit |
| 08/28/2013 | CN203164377U Transformer on-load tap changer fault real-time detection device |
| 08/28/2013 | CN203164376U Switch detection circuit for pressure cooking appliance |
| 08/28/2013 | CN203164375U Impulse testing apparatus of IGBT direct series valve |
| 08/28/2013 | CN203164374U Automobile lamp detection platform |
| 08/28/2013 | CN203164373U Detection circuit applied to multiway switch fault signal |
| 08/28/2013 | CN203164372U Cut chip testing device |
| 08/28/2013 | CN203164371U Chip fast testing machine |
| 08/28/2013 | CN203164370U PCB test system using jig assembly |
| 08/28/2013 | CN203164369U Laser battery parameter testing device |
| 08/28/2013 | CN203164368U Voltage division characteristic optimizing circuit of thyristor |
| 08/28/2013 | CN203164367U Ultrahigh-frequency sensor loss measurement test circuit |
| 08/28/2013 | CN203164366U Equivalent load device for multi-valve type testing of direct current converter valve |
| 08/28/2013 | CN203164365U Voltage sampling circuit of voltage-withstand tester |
| 08/28/2013 | CN203164364U GIS partial discharge monitoring device with built-in ultrahigh frequency sensor |
| 08/28/2013 | CN203164363U Nondestructive detection device for high-voltage power cable |
| 08/28/2013 | CN203164362U Power equipment partial discharge online monitoring device |
| 08/28/2013 | CN203164361U Insulation detector |
| 08/28/2013 | CN203164360U Transformer device insulation online monitoring system |
| 08/28/2013 | CN203164359U High voltage power transmission cable insulation detection apparatus |
| 08/28/2013 | CN203164358U Low voltage electric leakage detector |
| 08/28/2013 | CN203164357U Automatic power line fault detecting device for power data acquisition system |
| 08/28/2013 | CN203164356U Embedded mainboard-based cable fault positioning device |
| 08/28/2013 | CN203164355U Electric power fault on-site feedback shooting terminal |
| 08/28/2013 | CN203164354U Voltage transformer polarity discriminator |
| 08/28/2013 | CN203164353U Head dismantling-free transformer medium spectrum testing structure |
| 08/28/2013 | CN203164352U An electric leakage detecting device of a live low-voltage line |
| 08/28/2013 | CN203164351U A pile and electric leakage detecting circuit |
| 08/28/2013 | CN203164350U Intelligent distribution instrument |
| 08/28/2013 | CN203164349U Automatic detector for multi-core multi-type cables |
| 08/28/2013 | CN203164348U Cable pairing device |
| 08/28/2013 | CN203164347U Portable correction device used for cable line |
| 08/28/2013 | CN203164346U Online detection device for on-off state of earthing knife-switch |
| 08/28/2013 | CN203164345U Multi-core cable detector |
| 08/28/2013 | CN203164344U Electronic wire rod detection apparatus |
| 08/28/2013 | CN203164343U Main transformer differential protection device on-load testing device |
| 08/28/2013 | CN203164342U Distribution line lightning induction overvoltage simulation platform based on rocket introducing thunder technology |
| 08/28/2013 | CN203164341U Power quality monitor |
| 08/28/2013 | CN203164340U Broadband radiation immunity automatic testing device |
| 08/28/2013 | CN203164339U A cable system testing table |
| 08/28/2013 | CN203164338U An infrared remote controller detector |
| 08/28/2013 | CN203164337U Smart microgrid power quality monitoring topology system |
| 08/28/2013 | CN203164336U Overhead distribution line closed-loop monitoring device |
| 08/28/2013 | CN203164335U TPY current transformer transient characteristic testing circuit |
| 08/28/2013 | CN203164334U Mobile power quality analyzer |
| 08/28/2013 | CN203164333U Space-time differentiation test system for lightning protection performance of power transmission lines |
| 08/28/2013 | CN203164332U Transformer DC magnetic bias characteristic testing apparatus |
| 08/28/2013 | CN203164331U Test monitoring device |
| 08/28/2013 | CN203164330U AC-DC flexible configuration megawatt grade modularization inverter outdoor test platform |
| 08/28/2013 | CN203164329U Testing system for combined charging equipment of electromobile |
| 08/28/2013 | CN203164328U Electric energy quality analyzing hardware platform |
| 08/28/2013 | CN203164327U Detection platform for function and performance of low-voltage assembly reactive power compensation apparatus |
| 08/28/2013 | CN203164326U Digital display type detection device of resistor strain sensor |
| 08/28/2013 | CN203164325U Testing apparatus for temperature characteristic of chip type thin-film resistor |
| 08/28/2013 | CN203164324U Dummy load device for machine room integration testing |