Patents
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)
04/2014
04/16/2014EP2718697A1 Solar cell testing apparatus and method
04/16/2014CN203554212U Asynchronous motor winding anti-embedding testing device based on singlechip development board
04/16/2014CN203553881U Overhead lines and cable hybrid adaptive reclosing device
04/16/2014CN203553628U Intelligent power box for base station
04/16/2014CN203552855U Manhole plate for high voltage parallel reactor with function of detecting local discharge at ultrahigh frequency
04/16/2014CN203552561U Dual-bus switching operation demonstration circuit
04/16/2014CN203551903U Novel LCD panel detection device
04/16/2014CN203551756U Aging testing device for LED tube light
04/16/2014CN203551755U Driving power supply aging apparatus
04/16/2014CN203551754U An LED lamp driving power supply test system
04/16/2014CN203551753U Portable intelligent constant-current load device
04/16/2014CN203551752U Inverter system for monitoring storage battery state
04/16/2014CN203551751U Integrated testing and code-scanning device for lithium ion batteries
04/16/2014CN203551750U Lithium ion battery capacity sorter
04/16/2014CN203551749U A charging and discharging integrated type memorizing storage battery detector
04/16/2014CN203551748U Battery voltage detection circuit
04/16/2014CN203551747U Battery charging time calculating device based on electromobile
04/16/2014CN203551746U Detection device for storage batteries
04/16/2014CN203551745U Mouse button detector
04/16/2014CN203551744U Electric energy meter load switch state detection circuit
04/16/2014CN203551743U Tester for testing slide switch of flexible circuit board
04/16/2014CN203551742U Operating device for disconnection test on mining disconnector
04/16/2014CN203551741U Press plate sensor
04/16/2014CN203551740U Novel test system for conductivity of silica gel button
04/16/2014CN203551739U Simple multifunctional logic testing pen
04/16/2014CN203551738U Modular PCB board test device which can be replaced rapidly
04/16/2014CN203551737U Compact PCBA testing fixture apparatus
04/16/2014CN203551736U Static test device for circuit board
04/16/2014CN203551735U Breakdown detection apparatus for light triggered thyristor power unit
04/16/2014CN203551734U Signal conversion device used for luminescence microscope to find chip defect
04/16/2014CN203551733U Light emitting diode detection device
04/16/2014CN203551732U Wall bushing, and simulation wall used in wall bushing high pressure test
04/16/2014CN203551731U Insulation online testing device for insulator
04/16/2014CN203551730U A composite post insulator power-frequency voltage-withstand testing device
04/16/2014CN203551729U Intelligent on-line monitoring system for ultrahigh frequency partial discharge of paralleling reactors
04/16/2014CN203551728U High-sensitive ultrahigh frequency sensor
04/16/2014CN203551727U Electric locomotive roof insulation detector
04/16/2014CN203551726U Electric locomotive roof insulation detecting device
04/16/2014CN203551725U Train insulation testing device
04/16/2014CN203551724U Ultraviolet real-time monitoring device for switch cabinet
04/16/2014CN203551723U Ultraviolet image fault positioning and processing system used for corona detection
04/16/2014CN203551722U ESD positioning device
04/16/2014CN203551721U LED light foot polarity detection device
04/16/2014CN203551720U Mutual inductor polarity testing device
04/16/2014CN203551719U Polarity detection device for current transformer
04/16/2014CN203551718U Wire harness plug turn-on test device
04/16/2014CN203551717U On-line monitoring system for single-phase earth fault of cement pole of distribution network
04/16/2014CN203551716U Detection device for IDC electronic connector
04/16/2014CN203551715U Stepless driving speed regulator circuit inspection device
04/16/2014CN203551714U On-line monitoring system capable of monitoring short-circuit force applied to running transformer
04/16/2014CN203551713U Testing device
04/16/2014CN203551712U Square aluminum casing battery short circuit detection apparatus
04/16/2014CN203551711U Input and output channel mixed wire detecting circuit
04/16/2014CN203551710U Detector for automobile circuit
04/16/2014CN203551709U High density interconnection circuit board coil rapid testing device
04/16/2014CN203551708U Testing device of stepping motor
04/16/2014CN203551707U A 35 kV capacitor discharge coil monitoring device for a substation
04/16/2014CN203551706U Novel noiseless hunting instrument
04/16/2014CN203551705U Capacitor capacity change experiment device
04/16/2014CN203551704U Single-phase multifunctional meter
04/16/2014CN203551703U Cassette deck automated inspection test device
04/16/2014CN203551702U Transformer bushing CT characteristic test device
04/16/2014CN203551701U Intelligent substation merging unit time performance evaluation device
04/16/2014CN203551700U Low-grid-capacity high-power hydro-viscous soft starter load test device
04/16/2014CN203551699U Device for plane scaling model lightning direct effect test
04/16/2014CN203551698U Pressurization testing device
04/16/2014CN203551697U Inverter test system
04/16/2014CN203551696U Non-magnetic Dewar electromagnetic shielding performance testing device
04/16/2014CN203551695U High-voltage capacitor internal fault testing system
04/16/2014CN203551694U Testing apparatus for transformer oil and gas sleeve outgoing line
04/16/2014CN203551693U Key detection device
04/16/2014CN203551692U General hardware platform for intelligent substation digital physical hybrid simulation
04/16/2014CN203551691U Thermal-failure detection device for high-voltage switch cabinet
04/16/2014CN203551690U An aviation plug test system
04/16/2014CN203551689U A current surge protector piezoresistor deterioration early warning circuit and an apparatus
04/16/2014CN203551688U A high altitude area composite insulator operation environment analog system
04/16/2014CN203551687U An electric wave test laboratory auxiliary device
04/16/2014CN203551686U Coil electrical characteristic detection machine
04/16/2014CN203551685U Monitoring device for lightning protection box of surge protection device
04/16/2014CN203551684U Initiating explosive device electrical property comprehensive tester
04/16/2014CN203551683U VFD characteristic test and application experiment apparatus
04/16/2014CN203551682U Audio tester for optoelectronic coupler
04/16/2014CN203551681U Vehicle CAN bus interface device and test equipment provided with the same
04/16/2014CN203551680U Simulation device for quickly detecting distributed intelligence FA fault
04/16/2014CN203551679U Transformer fault diagnosis system based on wavelet transform
04/16/2014CN203551678U Online monitoring system of amorphous alloy tridimensional toroidal-core transformer
04/16/2014CN203551677U Anti-electricity-theft power distribution system
04/16/2014CN203551676U Online monitoring system for oil quality of electrical equipment insulating oil
04/16/2014CN203551675U Master substation fault oscillograph with relay protection function
04/16/2014CN203551674U Test board of aviation electron display
04/16/2014CN203551661U Universal phase discriminator
04/16/2014CN203551650U Circuit porcelain insulator string leakage current state indicating device
04/16/2014CN203551643U One-time wiring apparatus for testing reference voltage and leakage current of 1000-kV lightning arrester
04/16/2014CN203551615U Hand-held photoelectric transformer simulator
04/16/2014CN203551613U An EMC test table
04/16/2014CN203551606U Test fixture
04/16/2014CN203551597U IC (integrated circuit) chip test device with hold-down clamps
04/16/2014CN203551263U Life testing device for piano-key switch
04/16/2014CN203551262U Running-in testing device for spring operation mechanism of breaker
04/16/2014CN203551002U Intelligent analysis system for generator temperature