MTM Power GmbH, the specialist for high-quality power supplies, offers DC/DC converters of the series HVC with 250W for railway applications.

The devices are available with an input range of 420VDC to 1,100VDC (375VDC to 1125VDC), an isolation up to 8kVAC and the standard output voltage of 24VDC. With these high-voltage converters it is possible to supply electronic equipment out of 600V / 750V contact wires.

The DC/DC converters are used for supplying points, signal lamps and electronic monitoring of the rail net. The specific feature of the series HVC is its use as a self starting module for trams or trolley buses with exhaustive discharged batteries so that the towing process can be avoided.

The rugged design together with high-quality components guarantee the high reliability in vehicles even under severe shock and vibration conditions. The high efficiency of 88% and the dimensions of 330mm x 170mm x 87mm allow an operation without forced ventilation. Moreover, the converters work within an ambient temperature range from -40°C to +85°C acc. to EN 50 155.