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Junction box for photovoltaic applications
Mersen

Helio Box junction boxes for protecting photovoltaic installations are designed to protect between 4 and 12 strings in parallel.
These junction boxes are IP55 according to the IEC 60529 Standard. They are fitted with Helio Fuse dedicated to blow under the vvery low fault currents encountered in such applications. Helio Fuses are hold in fuse-disconnector. Surge Trap® protecting against overvoltages fit also the Helio Box.
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