Monitoring Systems
MR monitoring system – know what's going on
More than 40 years in electronic voltage regulation and more than 10 years expertise in the monitoring field: With it, we can continuously develop and improve our monitoring systems.
Our monitoring solutions measure and evaluate the most important operating statuses of the transformer and its components. In doing so, of course, it meets all current standards. Digital or analog inputs can
be used to attach sensors. The operating status is shown locally and can moreover be communicated via common control system protocols to the control room. The perfect status check for your equipment.
Additionally, there is the option to expand our monitoring systems by adding automation tasks (for example, cooling system control or automatic voltage regulation). Commissioning on site is done quickly thanks to the TAPCON®-trol configuration software.
The TAPGUARD® line monitors MR on-load tap-changers. In this technology, we applied our expert knowledge acquired over four decades. The TRAFOGUARD® monitors tap changers and transformers.
TAPGUARD® 240 |
TAPGUARD® 260 |
TRAFOGUARD® |
Integrated Smart Module |
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On-load tap changer monitoring |
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Calculating all important maintenance criteria |
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Signaling the next pending maintenance |
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Taking the soot content into account (only OILTAP®) |
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Calculating the contact wear (only OILTAP®) |
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Showing the lifetime of the vacuum interrupters of existing MR on-load tap-changers (only VACUTAP®) |
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Monitoring the on-load tap-changer |
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Monitoring the motor linkage and the smooth running in the three-column version |
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Controlling the motor-drive unit heater |
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Motor Current Index |
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Communication | |||||
IEC60870-5-101/103 |
101 | ||||
DNP3 |
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MODBUS ASCII/RTU |
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Siemens LSA |
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IEC61850 |
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IEC60870-5-104 |
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Web server |
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Tap position capture | |||||
BCD |
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Current signal |
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Voltage signal |
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Resistor contact series |
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Resolver |
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Cooling system control |
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Basic monitoring of the transformer | |||||
Load current, load voltage |
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Ambient temperature |
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Tap position (analog, BCD) |
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Effective and apparent power |
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Aging rate |
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Tap-change operation statistics |
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Upper oil temperature |
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Winding temperature |
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Hot spot |
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Extended monitoring of the transformer | |||||
Lower oil temperature |
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Winding temperature 1, 2, and 3 |
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Second ambient temperature |
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Oil level of the conservator transformer, OLTC |
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Dehydrating breather transformer |
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DGA (Dissolved gas analysis) | |||||
Acquiring DGA sensor information (up to 9 gasses) |
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Moisture in oil (transformer, OLTC) |
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Total gas content |
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Cooling system monitoring | |||||
Inflow temperature |
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Outflow temperature |
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Operating statistics |
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Efficiency |
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Monitoring the cooling system |
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Voltage regulation | |||||
Voltage regulation, including line drop compensation |
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Parallel mode |
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Customer-specific topology |