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DTM transformer bushing and partial discharge on-line monitoring device
Technical indicators:
1, 15 synchronous, PD measurement channel / each PDM measurement module
2, the frequency range: from 1MHz-----20MHz
3, denoising technology: according to the pulse time and amplitude, time of arrivalmethod, pulse polarity identification method
4, the measurement index: pC/mV discharge quantity and PPS pulse number, PDI(mW) discharge intensity, phase
5, four types of diagnosis of: (PRPDD) phase decomposition map, 3D map,
PHD positive / negative amplitude analysis trend map, Atlas pulsed discharge
6, alarm settings: according to the discharge quantity (pC, mV) or the intensity of discharge (mW) setting two level alarm, trend alarm
7, the built-in 8M memory, USB configuration, network and RS485 communication interface, function of self testing
8, applicable to all types of PD measurement sensors: BAU bushing end panelmeasuring sensor, ROGS of Rutgers coil, HFCT high frequency current sensor,EMC capacitive coupler, RFVT RF voltage sensor, RTD-PD PD measurementsensor