title: COSEL Power Supply, Noise Filter 2025 Product Catalog

Summary

COSEL Power Supply, Noise Filter 2025 Product Catalog

WMAAC-DC Power Supplies Medical TypeWMA350HOrdering informationWM A 350 H -O -O1 2 3 4 5 61 Series name2 Single output3 Output wattage4 Input voltage selectableby switch5 Output voltage6 Optional : *5C : With CoatingG : Low leakage currentT1 : Horizontal terminal blockWMA*Make sure necessary tests will be carried out on your end equipment with the power supply installed in accordance with any required EMC/EMI regulations.MODELWMA350H-12WMA350H-24WMA350H-36WMA350H-48MAX OUTPUT WATTAGE[W]348350.4349.2350.4DC OUTPUT12V 29A24V 14.6A36V 9.7A48V 7.3ASPECIFICATIONSMODELWMA350H-12WMA350H-24WMA350H-36WMA350H-48VOLTAGE[V]AC85 - 132 1f/AC170 - 264 1f（Selectable by switch）CURRENT[A]FREQUENCY[Hz]50/60 (47-63)INPUTEFFICIENCY[%]INRUSH CURRENT[A]LEAKAGEACIN 115V0.3maxCURRENT[mA]ACIN 240V0.5maxVOLTAGE[V]12243648CURRENT[A]2914.69.77.3WATTAGE[W]348350.4349.2350.4LINE REGULATION[mV]*1120max240max360max480maxLOAD REGULATION[mV]*1120max240max360max480maxRIPPLE NOISE [mVp-p] *2 lo=100%150max (Bandwidth 20MHz)OUTPUTTEMPERATURE REGULATION[mV]0~+50C 180max360max540max720maxSTART-UP TIME[ms]ACIN 115VACIN 230V1300typHOLD-UP TIME[ms]OUTPUT VOLTAGE ADJUSTMENT RANGE[V]10.8 to 13.221.6 to 26.432.4 to 39.643.2 to 52.8OUTPUT VOLTAGE SETTING[V]11.75 to 12.2523.5 to 24.535.0 to 37.047.0 to 49.0PROTECTIONOVERCURRENT PROTECTION [A]Works over 105% of rating and recovers automaticallyCIRCUIT ANDOVERVOLTAGE PROTECTION[V]13.8 to 16.827.6 to 33.641.4 to 50.455.2 to 67.2OTHERSOPERATING INDICATIONLED（Green）INPUT-OUTPUTAC4,000V 1minute, Cutoff current = 10mA，DC500V 50MΩmin（At Room Temperature）2MOPPISOLATIONINPUT-FGAC2,000V 1minute, Cutoff current = 10mA，DC500V 50MΩmin（At Room Temperature）1MOPPOUTPUT-FGAC500V 1minute, Cutoff current = 100mA，DC500V 50MΩmin（At Room Temperature）OPERATING TEMP.,HUMID. *3-20 to +70C, 20-90%RH（Non condensing）ENVIRONMENTIMPACT196.1m/s 2（20G）, 11ms, once each X, Y and Z axisUL62368-1, C-UL (equivalent to CAN/CSA-C22.2 No.62368-1), EN62368-1, ANSI/AAMI ES60601-1, C-UL (equivalentAGENCY APPROVALSSAFETY ANDto CAN/CSA-C22.2 No.60601-1), EN60601-1 3rd, EN61558-2-16 (OVC III), Complies with IEC60601-1-2 4th Ed.EMCEMC EMISSONComplies with CISPR11-B, CISPR32-B, EN55011-B, EN55032-B, FCC Part 15-B, FCC Part 18-BEMC EMMUNITYComplies with EN61000-4-2, 3, 4, 5, 6, 8, 11OTHERSWARRANTYWARRANTY*45 years (subject to the operating conditions)*1 Consult us about dynamic load and input response.*2 This is the result of measurement of the testing board with capacitors of 47μF and 0.1μFplaced at 150 mm from the output terminals by a 20MHz oscilloscope or a ripple-noisemeter equivalent to Keisoku-GikenRM104.*3 Output power derating is required. Refer to "Derating"*4 Consult us about details.*5 The listed options may affect the published standard specifications. Please contact us fordetailed product specifications and safety approvals.* All parameters not specially mentioned are measured at ACIN 230V, rated load and 25℃of ambient temperature.* Do not use the power supply in overcurrent conditions or in unspecified input voltageranges. Otherwise the internal components may be damaged.* Parallel operation is not possible with this model.* Acoustic noise may be heard from the power supply when used for pulse load.WMA-10May ? 738 09, ? 2025