Description The USHIO SMARTARC™ ELDC 2.31 is a compact electronic power supply designed for EmArc® DC arc discharge lamps. Featuring digital power management and microprocessor controls, it delivers stable, intelligent operation with high optical reliability throughout the lamp’s lifetime. Its efficient design eliminates the need for bulky magnetic ballasts, while built-in safety features ensure dependable performance in demanding applications. Features & Benefits: Operates EmArc® DC lamps in the 100–200W range at 36–98V Six selectable output levels via solder bridges (consult Ushio Engineering for details) Power factor corrected line input with EMI filter (90–264VAC) Designed to meet CE and FCC Part A compliance standards Anti-aging and arc control circuitry for extended lamp reliability Microprocessor-controlled digital power management for stable output Short-circuit protected with 90°C thermal shut-off safety feature Photo feedback terminal for customized lighting system regulation Auxiliary 24V/200mA output for fan drive (available during lamp operation) Certified to UL1950, UL508, UL2601, CSA C22.2 safety standards SmartArc ELDC 2.31 Technical Sheet
