High-end Level On-line UHF PD Monitoring System for GIS HiCMS GM-4000 The Hyosung HiCMS GM-4000 is a on-line continuous monitoring system for assessing the insulation condition of GIS. This PDM shall continuously detect and record the PD signals generated by all PDs in the GIS. Using this new system, operator can prevent unexpected failure of GIS. Features •HighsensitivePDmonitoringsolutionbasedonUHFPDdetectiontechnique•ContinuousandrealtimemonitoringofPDsignals •RealPDdiscriminationispossibleusingnoiseeliminationtechnique •Advancedalgorithmprovidethepreciseanalysis•RuggedandreliablefortheexternalsurgeonsiteSpecification Item Specification Detection frequency bandwidth 100 ~ 2,000MHz Input range -80 ~ -20 dBm No. of Input channel 3Ch / 6Ch / 9Ch Sensor type Internal and external type sensor Detection sensitivity Less than 1pC Operating temp. -30 ~ +80℃ Case dimension 400 x 500 x 210mm IP rating IP 66
Entry-level On-line UHF PD Monitoring System for GIS HiCMS GM-500 The H iCMS GM500 (Smart sensor) developed by HYOSUNG continuously monitors the power equipment and automatically discriminates PD cause using UHF PD detection techniques. This monitoring device is very compact and has competitive price because it is an all-in- one system composed of PD sensor, noise sensor, RF circuit, signal processing H/W and communication module. This solution is aimed at providing reliable power equipment operation and reducing maintenance cost by unexpected failure. Smart Sensor Main Unit Features Optic Cable HMI •Highsensitivityandexcellentreliability•Robustnesstoexternalnoiseusingnoisegatingtechnology •HasUltrawide-bandcharacteristicsDB Server System configurationSpecification Item Specification Note Input frequency range 100MHz ~ 2,000MHz Input signal level -80 dBm ~ -20 dBm Minimum sensitivity Less than 1pC Self test pulse generator 1GHz, -50dBm Watch dog for RF module 1ch : PD detection Number of CH 2ch/Unit 2ch : Noise detection ℃ ℃ Operating temperature -30 ~ 80 Operating humidity 30% ~ 95% IP rating IP 66 I 10 11 HiCMS Hyosung intelligent Condition Monitoring System