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- Ziehl Voltage and Frequency Relay SPI1021
Description
Voltage- 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.
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Quattro
Solar SolutionsMultifunctional
Similar to the MultiPlus, the Quattro is also a combined inverter and charger. Additionally it can accept two AC inputs and automatically connect to the active source. Its many features include a true sine wave inverter, adaptive charging, hybrid PowerAssist technology plus multiple system integration features such as three or split phase operation and parallel operation.
Models: 3000VA, 5000VA, 8000VA, 10000VA, 15000VA