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- Ziehl Voltage and Frequency Relay UFR1001E
Description
The UFR1001E monitors voltage and frequency in plants for own generation of electricity. It fulfills the requirements of VDE-AR-N 4105 bdew-directive, G59/3, G83/2 and ÖVE/ÖNORM E 8001-4-712:2009 for generators connected to the public grid.
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Ziehl Voltage and Frequency Relay SPI1021
Solar SolutionsVoltage- and Frequency-Relay with integrated Vector-Shift-Relay Grid- and Plant Protection. For more information, we refer you to the datasheet and certificates below which are available to download. Or visit www.ziehl.de and look for the SPI1021 under the Mains monitoring group.