Telecomms power supply

The TSU-350H-1 is a 350 W power supply that has been developed for a range of telecommunications and ITE equipment. It can operate as a standalone unit or be mounted within end-user equipment. Powered by universal AC mains, the supply provides a nominal 13.8 VDC at up to 25 A for powering equipment and charging batteries. Features include protection against short-circuit, overload, input overvoltage protection, output overvoltage protection and overtemperature, to guard against any faults that could harm equipment that is connected to the unit.

The supply has low EMC, meeting EN55022 Class B and EN55024 immunity, which makes it suitable for radio and telecommunications applications and is also suitable for operation with battery backup. The unit meets Nemko (safety and EMC), cULus listed, CE, C-tick and FCC approvals.