TECHNICAL DATASHEET Chrome DIN Rail Power Supply 24V 10W 1 Phase (Class II & NEC Class 2) / DRC-24V10W1A Highlights & Features Class II, Double Isolation (No Earth connection is required) Universal AC input voltage range and full power up to 55C Power will not de-rate for the entire input voltage range Efficiency > 80.0% 115Vac & 230Vac Can be installed in compact cabinets NEC Class 2 and Limited Power Source (LPS) approvals Conforms to harmonic current IEC/EN 61000-3-2, Class A Safety approval according to IEC/EN/UL 60950-1, IEC/EN/UL 62368-1 and UL508 Safety Standards CB Certified for worldwide use *This picture is for reference to DRC-24V10W series only. Model Number: DRC-24V10W1A Unit Weight: 0.065 kg (0.14 lb) Dimensions (L x W x D): 91 x 18 x 55.6 mm (3.58 x 0.71 x 2.19 inch) General Description The DRC-24V10W1A is part of the Chrome DIN rail power supply series, which is designed for use in compact cabinets for home automations and the food and beverage industry. Deltas Chrome DIN rail power supply series offers double isolated input. This means that no Earth connection is required thus resulting in low leakage current. This product provides a universal input voltage range of 90- 264Vac, and a wide temperature range of -25C to 71C. The Chrome series is certified to safety standard according to IEC/EN/UL 60950-1, IEC/EN/UL 62368-1 and UL 508. NEC Class 2 and Limited Power Source (LPS) approvals are available for this product. Model Information Chrome DIN Rail Power Supply Model Number Input Voltage Range Rated Output Voltage Rated Output Current DRC-24V10W1A 90-264Vac (125-375Vdc) 24Vdc 0.42A Model Numbering DR C 24V 10W 1 A DIN Rail Product Type Output Voltage Output Power Single Phase No PFC Z Black Plastic Case G Grey Plastic Case C Isolation Class II (10W series) Power Supply All parameters are specified at 25C ambient and AC input unless otherwise indicated. 1 www.DeltaPSU.com (April 2021, Rev. 07) TECHNICAL DATASHEET Chrome DIN Rail Power Supply 24V 10W 1 Phase (Class II & NEC Class 2) / DRC-24V10W1A Specifications Input Ratings / Characteristics Nominal Input Voltage 100-240Vac Input Voltage Range 90-264Vac Nominal Input Frequency 50-60Hz Input Frequency Range 47-63Hz Nominal DC Input Voltage* 125-375Vdc Input Current < 0.30A 115Vac, < 0.20A 230Vac Efficiency at 100% Load > 80.0% 115Vac & 230Vac Max Power Dissipation 0% load < 0.3W 115Vac & 230Vac 100% load < 2.6W 115Vac & 230Vac Max Inrush Current (Cold Start) < 15A 115Vac, < 30A 230Vac Leakage Current < 0.25mA 240Vac *Fulfills test conditions for DC input. Safety approval for DC input can be obtained upon request. Output Ratings / Characteristics** Nominal Output Voltage 24Vdc Factory Set Point Tolerance No potentiometer 24Vdc 2% Output Current 0-0.42A (10W max.) Output Power 10W Line Regulation < 0.5% ( 90-264Vac input, 100% load) Load Regulation < 1.0% ( 90-264Vac input, 0-100% load) PARD*** (20MHz) < 100mVpp Rise Time < 70ms nominal input (100% load) Start-up Time < 2,000ms nominal input (100% load) Hold-up Time > 10ms 115Vac, > 60ms 230Vac (100% load) Dynamic Response 5% 90-264Vac input, 10-100% load (Overshoot & Undershoot O/P Voltage) (Slew Rate: 0.1A/s, 50% duty cycle 5Hz to 100Hz) Start-up with Capacitive Loads 3,000F Max **For power de-rating from 55C to 71C, see power de-rating on page 3. ***PARD is measured with an AC coupling mode, 5cm wires, and in parallel with 0.1F ceramic capacitor & 47F electrolytic capacitor. All parameters are specified at 25C ambient and AC input unless otherwise indicated. 2 www.DeltaPSU.com (April 2021, Rev. 07)