DIN-rail DC-DC converters rated at 120, 240 and 480 W in a narrow enclosure (DDR-480: 85.5 mm wide). Datasheets declare EN 50155 / IEC 60571 compliance (DDR-120/240: supply class S1, DDR-480: S2), IEC 61373 for shock and vibration, EN 50121-3-2 for electromagnetic compatibility and EN 45545-2 for fire protection.
Input versions for onboard batteries: B - 16.8–33.6 V DC (24 V battery), C - 33.6–67.2 V DC (48 V battery), D - 67.2–154 V DC (110 V battery). Operation from −40 to +80 °C. Outputs 12, 24 or 48 V.
Powering equipment in vehicle control cabinets and trackside cabinets supplied from batteries - DIN-rail mounting without panel machining.
