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The String combiner box SCB is designed for photovoltaic applications, supporting a maximum system voltage of 1000 V DC. This unit can connect up to 16 strings, with an operational current per string typically at 9 A and a maximum of 12.5 A. The product is equipped with dual fuse protection through a fuse holder and includes a DC disconnector, ensuring reliable operation in various conditions.

It features a robust design with a fiberglass-reinforced plastic housing, dimensions of 500 mm in width, 600 mm in height, and 230 mm in depth. The product is suitable for outdoor installation in roofed areas, avoiding direct sunlight exposure. It operates effectively within an ambient temperature range of -20 °C to 45 °C and is rated with a protection class of II.

Key specifications include a degree of protection rated at IP65, ensuring resistance against dust and water ingress. The total discharge current is rated at 40 kA, with a protection level of Up ≤ 3.7 kV. For cable entry, multiple cable glands accommodate cable cross sections ranging from 4 mm² to 6 mm² for string inputs and up to 120 mm² for outputs, with sealing areas tailored for secure connections.

This product is identified by the designation code SOL-SC1-16ST-0-F-T2-SD-21 and adheres to the standards outlined in IEC 61439-2.