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COSEL Power Supply, Noise Filter 2025 Product Catalog
KH-seriesAssembling and Installation Method? KHEA120F/240F/480F,KHNA120F/240F/480F1 Installation clearance at above and below the unit.Please have clearance of at least 25mm above and below theunit to avoid heat accumulation.2 Installation clearance at the side of the unit.Please have clearance of at least 15mm side the unit to avoidinterfering with heat radiation from housing. However, refer toright fi gure, if adjacent device of the unit (including power supply) isa heat source.ConvectionConvection12 25mmor more125mmor moreNo.ModelAdjacent device of the unitNon-heat source Heat source(*)1KHEA120F, KHNA120F15mm or more2KHEA240F, KHNA240F15mm or more3KHEA480F, KHNA480F15mm or more50mm or more*Reference value when same power units are adjacent.DeratingDerating curve for input voltage? KHEA30F/60F/90F, KHNA30F/60F/90F[%]100? KHEA480F, KHNA480F[%]100Load Factor80Load Factor8085 90[AC V]85 100[AC V]Ambient temperature derating!The operative ambient temperature as different by input voltage. Derating curve is shown below.!In the hatched area,the specifi cation of Ripple,Ripple Noise is different from other area.KH!Derating Curve (Convection)!Refer to instruction manual 4 for Ambient temperature measurement point.? KHEA30F, KHNA30F100(C), (D), (E)(B)(A)100(D), (E)(B), (C)(A)Load factor [%]807060403020Vin=AC85V - 170V*Load factor [%]807060403020Vin=AC170V - 264V0-30-20 -100 10 20 30 40 45 50 60 70 80Ambient Temperature [C]* Derating curve depend on input voltage is required.0-30-20 -10 0 10 20 30 40 50 60 70Ambient Temperature [C]80? 619 ?KH-17
