171928 ⎘
Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere; Testing of circuit interrupters, switches or circuit-breakers of high voltage or medium voltage devices
Sub-classes:Monitoring, Control and Protection System for Electrical Conductor Using Rogowski Coil and Capacitive Voltage Divider Integrated into a Compact Unit
#2Mechanism and Method of Protection, Monitoring and Control of Switchgear Using Rogowski Coils and Capacitive Voltage Divider-Like Devices Surrounding the Bottles with ICs for Converting Analog to Digital Signals and LookUp Table on the IC
#3Method of protection, monitoring and control of switchgear using Rogowski coils and capacitive voltage divider-like devices surrounding the bottles with ICs for converting analog to digital signals
#4Terminal Sensor Array
#5Method for detecting an electrical discharge in an electrical apparatus and system therefor
#6Electrical system with on-line sampling verification function and verification method thereof
#7Low energy reclosing pulse test
#8Method for detecting an electrical discharge in an electrical apparatus and system therefor
#9Sensing arrangement
#10Low energy reclosing pulse test
#11Terminal sensor array
#12Solid state switch power emulator
#13Method and device for testing a tap changer of a transformer
#14Detecting method and apparatus for abnormal electrical connection in main circuit of switchgear
#15Sensor connecting unit, safety system and elevator
#16Distributed test method applicable to system-level test of intelligent high voltage equipment
#17Component monitoring system with monitory latch assembly
#18Processor device for processing signals in an electrical installation
#19Dual ground breaker testing system
#20Protection apparatus and method of verifying operation thereof
#21Semiconductor module
#22Combined measuring and detection system
#23Monitoring system for high-voltage switches
#24Vacuum circuit interrupter including circuit monitoring leakage or loss of vacuum and method of monitoring a vacuum interrupter for leakage or loss of vacuum
#25Vacuum circuit interrupter including circuit monitoring leakage or loss of vacuum and method of monitoring a vacuum interrupter for leakage or loss of vacuum
#26Test device for signaling and waveform generation and monitoring
#27Digital sensor and monitoring system for switchgear protection, monitoring and control using Rogowski coil and capacitive voltage divider devices integrated into the switchgear's line or load, primary current paths
#28Electrical substation yard wiring
#29Method for installation of electrical substation yard wiring