DC power supply, 24...28V/110W, SELV 78.1B.1.230.2403

General features of the 78.1x:

• Fold-Back Overload for Battery Chargers and Parallel Connections to Increase Current (78.1D)
• high efficiency (up to 93%)
• low idle consumption < 1 W
• LLC (78.1B) or Forward source construction (78.1D)
• internal thermal protection: after mains disconnection, a reset is performed by disconnecting the power supply, warning LED and output contact (78.1D)
• overload: LED warning and output contact (78.1D)
• max. overcurrent: without time limit, LED warning and output contact (78.1D)
• overload protection: Fold-Back-Modus (78.1D)
• short-circuit protection (Hiccup Mode) with automatic recovery
• input protection: fuse (one extra backup)
• overvoltage protection: varistor
• switching sources according to ČSN EN 60950-1 and 61204-3
• connected in parallel via external diodes to increase the current
• series switching for voltage doubling
• on DIN rail ČSN EN 60175 TH35