PDD
24. August 2023
PDM-4
24. August 2023
PDM-2
PD monitoring system
– Partial discharge monitoring system consisting of recording unit (DAQ) and server in the control room for data storage and evaluation
– Display of measurement results via web browser
– Data transmission via fiber optic cable
– Expansion up to 6 channels (multiplexed)
– Can be used with specialized sensors for PD monitoring for cables, transformers, motors and generators and gas-insulated switchgear
– RJ45 interface for on-site operation from a laptop for calibration and function checks
– Various login levels, multilingual operating software
– Representation of the monitored system in a customized SLD diagram
– Freely configurable alarms
– Display of trend, zoom function for more precise display and evaluation of measurement results Report generation
– Features of the operating software: Pulse diagram, PRDP and HNQ diagrams
– High resolution with PRPD pattern < 0.5 deg
Optionally available: IP54 weatherproof housing for installing the recording unit close to the monitored device
Uninterruptible power supply for the server
Relay card with freely configurable potential-free contacts according to project specification
Display unit
RAID system for increased data security
Daily backup function with download via the USB interface
Automatic configurable mail dispatch for alarm conditions
Integration of additional analog and digital signals
| Properties | High sensitivity, excellent signal-to-noise ratio |
|---|---|
| Measuring range | 0.2 pC – 100 nC (IEC frequency range) |
| Sensitivity | 0.1 pC (IEC frequency range) |
| Frequency range | 100 kHz – 1000 kHz / 50 kHz – 5 MHz / 50 kHz – 20 MHz (IEC frequency range) |
| Sampling rate | 105 MS/s |
| Max. Syncronisation voltage input | 50VRMS |
| Standard | PD monitoring system in accordance with IEC 60270 or IEC TS62478 |
