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The sun supplies clean power. But if it burns, the solar energy becomes a problem. Power lines and fire-hose water do not mix there is a grave risk to life. Up to 1000-V DC voltage is present at a PV system's mains network. With the innovative fireman switch, the modules can easily be disconnected from the mains network, either manually or by remote activation. The building is switched free of current and voltage, and fire-fighting can begin.
€521,35