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The Bel Power Solutions LRSA120-12-900 is a robust AC-DC subrack power supply system designed for railway and subway applications. It features a 19-inch rack mountable enclosure with convection cooling, suitable for harsh environments.
This system provides 1440W of power with a 120A output current and a wide input voltage range of 90 to 264 VAC. Key electrical specifications include an efficiency of 92%, a power factor greater than 0.93, and compliance with harmonics standard IEC/EN 61000-3-2. It also features active output current sharing, an inhibit function for remote on/off control, and hot-swappable capability.
The LRSA120-12-900 operates within a temperature range of -40°C to 71°C. It boasts enhanced voltage isolation of 3000 VAC between outputs, alarm signals, and the chassis. Safety approvals include CE, cCSAus, and compliance with standard IEC/EN 62368-1.
Designed for reliability, this system accommodates up to 6 converters for redundant configurations. Its rugged design and advanced surge protection make it ideal for critical infrastructure applications.
-40°C to 71°C.
90 to 264 VAC.
Rack mount, dimensions 435.8mm x 263.0mm x 132.6mm.
92% typical.
3000 VAC.
Yes.
>0.93.