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The Bel Power Solutions LRS20-15-901G is part of the LRS Series AC-DC Subrack Systems, specifically designed for demanding railway and subway applications. This system adheres to key railway standards including EN 50155 and EN 50121-4, as well as AREMA standards.
Key electrical specifications include a wide input voltage range of 85 to 264 VAC, a nominal output voltage of 15 VDC, and a maximum output current of 20 A. The system offers enhanced voltage isolation of 3000 VAC between outputs, alarm signals, and the chassis. It operates reliably in harsh environments with an extended temperature range of -40°C to 71°C and utilizes convection cooling.
The LRS Series system is built for ruggedness and reliability, featuring a 19-inch rack system design. It supports hot-swappable converters and can accommodate up to 4 converters per rack for redundant configurations. The system also includes features like active output current sharing, output voltage adjustment, and output voltage monitoring with relay contacts. Safety approvals include CE, cCSAus, and compliance with IEC/EN 62368-1 and UL/CSA 60950-1 standards.
This AC-DC converter is suitable for applications requiring stable power in challenging conditions, such as those found in transportation and industrial automation. Its enclosed type and chassis mount design facilitate integration into existing rack systems.
85 ~ 264 VAC.
Output voltage is 15 VDC at 20 A.
-40°C to 71°C.
Chassis mount, enclosed design.
UL 60950-1 and 62368-1.
3000 VAC.
173.7 x 106.34 x 128.4 mm (6.83 x 4.18 x 5.05 in).