DRS-24V50W1NZ

TECHNICAL DATASHEET Sync DIN Rail Power Supply 24V 50W 1 Phase (NEC Class 2) / DRS-24V50W1N Highlights & Features Ultra-compact size and galvanic isolation up to 3.0KVac between input to output and input to ground Universal AC input voltage and full power from -10C to +55C operation Up to 90.0% efficiency Low earth leakage current < 0.5mA 264Vac Built-in DC OK relay contact option available Extreme low temperature cold start at -40C NEC Class 2 / Limited Power Source (LPS) certified Certified according to IEC/EN/UL 62368-1 Safety Standards CB Certified for worldwide use Model Number: DRS-24V50W1N Unit Weight: 0.18 kg (0.40 lb) *This picture is for reference to DRS-24V50W series only. Dimensions (L x W x D): 75 x 30 x 89.5 mm (2.95 x 1.18 x 3.52 inch) General Description The ultra-compact and competitively priced Delta Sync DIN Rail DRS-24V50W1N power supply is designed for industrial applications requiring highly reliable power supply that must fit in a small space. The Sync series operates with universal AC input range and offers full power up to 55C. The output is adjustable from 24-28 volts, and can support up to 3000 microfarads of load capacitance. A green LED indicates output is present. The design is certified according to IEC/EN/UL 60950-1, IEC/EN/UL 62368-1 Information Technology Equipment (ITE) and UL 508 Industrial Control Equipment (ICE). The series is also fully compliant with RoHS Directive 2011/65/EU for environmental protection. NEC Class 2 and Limited Power Source (LPS) approvals are available for this product. Model Information Sync DIN Rail Power Supply Model Number Input Voltage Range Rated Output Voltage Rated Output Current DRS-24V50W1N 85-264Vac (120-375Vdc) 24Vdc 2.1A Model Numbering DR S 24V 50W 1 N DIN Rail Product Series Output Voltage 50W series Single Phase NEC Class 2 Z Without DC OK Relay Contact S Sync Series R With DC OK Relay Contact All parameters are specified at 25C ambient and AC input unless otherwise indicated. 1 www.DeltaPSU.com (December 2018, Rev. 03) TECHNICAL DATASHEET Sync DIN Rail Power Supply 24V 50W 1 Phase (NEC Class 2) / DRS-24V50W1N Specifications Input Ratings / Characteristics Nominal Input Voltage 100-240Vac Input Voltage Range 85-264Vac Nominal Input Frequency 50-60Hz Input Frequency Range 47-63Hz DC Input Voltage Range* 120-375Vdc Input Current < 0.95A 115Vac, < 0.55A 230Vac Efficiency at 100% Load > 89% 115Vac, > 90% 230Vac Max Power Dissipation 0% load < 0.3W 115Vac , < 0.5W 230Vac 100% load < 6W 115Vac & 230Vac Max Inrush Current (Cold Start) < 30A 115Vac, < 50A 230Vac Leakage Current IEC/EN 60950-1 < 0.5mA 264Vac (Neutral to PE terminal) IEC/EN 62368-1 < 1.0mA 264Vac *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 24Vdc 2% Output Voltage Adjustment Range 24-28Vdc Output Current 2.1A (50W max.) Output Power 50W Line Regulation < 0.5% ( 85-264Vac, 100% load) Load Regulation < 1.0% ( 85-264Vac, 0-100% load) PARD*** (20MHz) < 70mVpp > 0C to 70C < 100mVpp 0C to -20C Rise Time < 30ms nominal input (100% load) Start-up Time < 2,000ms 115Vac (100% load) < 1,000ms 230Vac (100% load) Hold-up Time > 20ms 115Vac (100% load) > 100ms 230Vac (100% load) Dynamic Response (Overshoot & Undershoot O/P Voltage) 5% 85-264Vac input, 0-100% load (Slew Rate: 0.1A/s, 50% duty cycle 5Hz to 1KHz) Start-up with Capacitive Loads 3,000F Max Functional DC OK Relay Contact 30V / 1A, resistive load (for DRS-24V50W1NR) The relay contact are normally ON (closed) when the output (Vout) is greater than 75% of its rated value and OFF (opened) when the output (Vout) is less than 75% typ. **For power de-rating from < -10C to -20C, and 55C to 70C, 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 (December 2018, Rev. 03)