TECHNICAL DATASHEET PMH Panel Mount Power Supply 24 V 50 W 1 Phase / PMH-24V50WCA PMH Highlights & Features Household appliance approvals IEC/EN 60335-1, IEC/EN 61558-1 and IEC/EN 61558-2-16 Universal AC input voltage Full power from -20C to +50C operation 5000 m or 16400 ft. altitude Full corrosion resistant aluminium casing High MTBF > 700,000 hrs as per Telcordia SR-332 Versatile connector options available: IP20, Front Face and Harness connectors Certified according to IEC/EN/UL 62368-1 Safety Standards CB Certified for worldwide use Model Number: PMH-24V50WCA Unit Weight: 0.21 kg (0.46 lb) Dimensions (L x W x H): 98 x 97 x 38 mm (3.86 x 3.82 x 1.50 inch) General Description The PMH-24V50WCA offers universal input from 85 Vac to 264 Vac with nominal output voltage of 24 V. The highly efficient convection cooling construction can operate from -30C to 70C. The PMH series is specifically designed for household electrical appliances with safety approvals including IEC/EN 60335-1 and IEC/EN 61558-2-16, as well as IEC/EN/UL 60950-1and IEC/EN/UL 62368-1. In addition, the product meets the EMC approvals to EN/BS EN 55014-1 / EN/BS EN 55014-2 for household appliances and EN/BS EN 61000-6-1 / EN/BS EN 61000-6-3 for residential environment without extra EMI filter required and comes with several connector options consisting of Terminal Block, IP20, Front Face and Harness connectors. Other available options include isolation or non-isolation between Primary Earth and output DC Return (-V pins on output connector). Model Information PMH Panel Mount Power Supply Model Number Input Voltage Range Rated Output Voltage Rated Output Current PMH-24V50WCA 85-264 Vac (120-375 Vdc) 24 Vdc 2.10 A Model Numbering PM H 24 V 50 W C A Connector Type and Panel Mount Product Type Output Voltage Output Power Package Type No PFC Primary Earth to Output DC H Household C Enclosed Return Connection. Series See options in table below A,S J,U L,V H,T *Options All parameters are specified at 25C ambient and AC input unless otherwise indicated. 1 www.DeltaPSU.com (July 2021, Rev. 07) TECHNICAL DATASHEET PMH Panel Mount Power Supply 24 V 50 W 1 Phase / PMH-24V50WCA Specifications Input Ratings / Characteristics Nominal Input Voltage 100-240 Vac Input Voltage Range 85-264 Vac Nominal Input Frequency 50-60 Hz Input Frequency Range 47-63 Hz Nominal DC Input Voltage 125-250 Vdc DC Input Voltage Range 120-375 Vdc Input Current < 0.94 A 115 Vac, < 0.59 A 230 Vac Efficiency at 100% Load > 87.0% 115 Vac, > 88.0% 230 Vac Max Power Dissipation 0% load < 0.2W 115Vac, < 0.3W 230Vac 100% load < 7.4W 115Vac, < 6.8W 230Vac Max Inrush Current (Cold Start) < 35 A 115 Vac, < 70 A 230 Vac Leakage Current < 0.5 mA 264 Vac Output Ratings / Characteristics* Nominal Output Voltage 24 Vdc Factory Set Point Tolerance 24 Vdc 2% Output Voltage Adjustment Range 22-28 Vdc Output Current 2.10 A (50 W max.) Output Power 50 W Line Regulation < 0.5% ( 85-264 Vac input, 100% load) Load Regulation < 0.5% ( 85-264 Vac input, 0-100% load) PARD** (20MHz) < 100 mVpp -20C to 70C < 150 mVpp < -20C to -30C Rise Time < 20 ms nominal input (100% load) Start-up Time < 800 ms nominal input (100% load) Hold-up Time > 15 ms 115 Vac, > 90 ms 230 Vac (100% load) Dynamic Response 5% 85-264 Vac input, 0-100% load (Overshoot & Undershoot O/P Voltage) (Slew Rate: 0.1 A/S, 50% duty cycle 5 Hz to 100 Hz) Start-up with Capacitive Loads 8,000 F Max ( > -20C, 85-264 Vac input & -20C, 100-264 Vac i t) *For power de-rating from < -20C to -30C, and 50C to 70C, see power de-rating on page 3. **PARD is measured with an AC coupling mode, 5 cm wires, and in parallel with 0.1 F ceramic capacitor & 47 F electrolytic capacitor. All parameters are specified at 25C ambient and AC input unless otherwise indicated. 2 www.DeltaPSU.com (July 2021, Rev. 07)