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LUCA12B

The Schneider Electric LUCA12B is a 12W, compact, single-phase switched-mode power supply (SMPS) from the Altivar or Automation component series. Designed for industrial control panels, it provides a reliable and regulated 24V DC power source for automation devices such as programmable logic controllers (PLCs), sensors, relays, contactors, and small drives.

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Parameters (in English) Parameter Specification Product Family Automation / Drive Components (Compact Power Supply) Device Type Switched-Mode Power Supply (SMPS) Commercial Reference LUCA12B Rated Output Power 12 W Output Voltage 24 V DC (regulated) Rated Output Current 0.5 A (500 mA) Input Voltage Range 85 - 264 V AC (47 - 63 Hz) — Universal input. Efficiency Typically > 75% Regulation (Line/Load) Typically ±1% Ripple & Noise Typically < 150 mVp-p Inrush Current Limiting Yes (prevents tripping of input circuit breakers). Protection Features Short-circuit, overload, and overvoltage protection (automatic recovery after fault clearance). Isolation Reinforced isolation between input and output (IEC/EN 61558). Cooling Natural convection (fanless). Connection Screw terminals. Indicators Green LED for output power status. Operating Temperature -20°C to +60°C (with derating above 50°C). Storage Temperature -40°C to +85°C. Relative Humidity 10% to 95% (non-condensing). Safety Standards Complies with IEC/EN 61558, UL 508, CSA C22.2 No. 107.1. EMC Standards Complies with EN 55011/EN 55022 (Class B), EN 61000-4-2/3/4/5/6/8/11. Protection Class IP20 (for mounting inside an enclosure). Mounting DIN-rail mounting (35 mm). Dimensions (W x H x D) Approx. 22.5 mm x 90 mm x 68 mm (exact dimensions may vary). Weight Approx. 0.15 kg.