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16
'22
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Staubli News
MC4-Evo stor: High-quality DC connection for battery energy storage systems
The market-leading MC4 photovoltaic connector portfolio of Stäubli now features a DC connection solution for battery energy storage systems called MC4-Evo stor. The new MC4-Evo stor for connecting battery energy systems (BESS) completes the MC4-Evo 2 product series as an important element extension to the DC 1500 V portfolio.
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This mateable connection between the inverter and storage system simplifies the installation and offers the same well-known, long-term, robust, durable, and low-loss connection quality as the Original MC4 and MC4-Evo 2 DC cable couplers in the PV string. However, besides benefitting from the time-proven MULTILAM contact technology, this energy storage connection solution from Stäubli has a 45° twisted mating face to ensure fail-safe installation. It is not possible to intermate the MC4-Evo stor with an MC4 or MC4-Evo 2 cable coupler as being used in the PV string or the battery output on the DC side of the inverter.
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Same as all Original MC4 Stäubli connectors this BESS connection solution, MC4-Evo stor, is also IP68 conform and is an extremely robust product allowing for reliable and long-lasting operation even in harsh application environments.
The new MC4-Evo stor solution offers a cable coupler model and a panel receptacle mounted on the inverter and the battery energy storage device. Its quality and performance are confirmed by TÜV and UL certificates.
Application example with an inverter and a BESS (battery energy storage system) connected with MC4-Evo stor
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