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COSEL Power Supply, Noise Filter 2025 Product Catalog
WBA-seriesWBAAssembling and Installation MethodWBA■To keep enough isolation between screws and internal components, the length of the mounting screw should not exceed recommendationas shown in the figure.Chassis ofcustomer systemChassis ofWBA SeriesModel Mounting screw Mounting hole a (Max penetration length)WBA35BWBA75BWBA150BM3BottomSide3mm max5mm maxMounting ScrewaWBA350BM4BottomSide3mm max5mm max■In order to withstand vibrations and impact, support which is shown in the figure is necessary.Chassis ofWBA seriesChassis ofWMA Terminal seriesblockTerminalblockAir flowAir flowTerminal blockTerminal blockSupportfor vibrationSupportfor vibrationWBA35B WBA75B WBA150BWBA350B■If you use two or more power supplies side by side, please keep a sufficient distance between them to allow enough air ventilation.■Ambient temperature around each power supply should not exceed the temperature range shown in the derating curve.■The unit has cooling fan. (WBA350B)Ensure that the inlet and outlet vents are not blocked.Instruction Manual■Please read the“Instruction Manual”and“Before using our product”before you use our product.Instruction ManualBefore using our producthttps://www.coselasia.com/product/index01#post-5-1643https://en.cosel.co.jp/technical/caution/index.htmlWBANOTICEBasic Characteristics DataModelCircuit methodSwitchingfrequency[kHz]Inputcurrent[A]Ratedinput fuseInrushcurrentprotectioncircuitMaterialPCB/PatternSinglesidedDoublesidedParalleloperationWBA35B Flyback converter 50 to 120 0.4 300V 2.5A Thermistor CEM-3 Yes NoWBA75B Flyback converter 50 to 120 0.8 300V 2.5A Thermistor CEM-3 Yes NoWBA150B Flyback converter 50 to 120 1.7 300V 6.3A Thermistor CEM-3 Yes NoWBA350B Forwrad converter 65 3.3 300V 6.3A Thermistor CEM-3 Yes NoWBA-10May ? 142 09, ? 2025
