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COSEL Power Supply, Noise Filter 2025 Product Catalog
LHA-seriesAssembling and Installation MethodInstallation method!This power supply is manufactured by SMD technology. Do not touch any SMD components on the unit. Be especially careful when handling.!If using a metal chassis, keep proper insulation between thecomponent and metal chassis, use the spacer of 8mm or moreCN1d2between bottom of power supply and metal chassis.If d1 and/or d2 are less than the value mentioned in right fi gure,d1= 8mm minLHAinsert an insulating sheet with reinforced insulation between thepower supply unit and metal chassis.The following distance is not satisfactory for cooling condition.CN1d2Please refer to“Derating”and Instruction Manual 3 for coolingmethod.d2d2d2 = 4mm mind2!There is a possibility that it is not possible to cool enough whenthe power supply is used by the sealing up space as showing inright fi gure.Please use it after confirming the temperature of points 1 andpoints 2 of Instraction Manual 3.CasePower supply!Installation method shown right is possible.(A) (B) (C)!In optional -SN, Method (F) is not available with convection cool-CN1CN1ing. If method (F) is used, use with forced air cooling or deratetemperature / load. For more details, please contact us.StandardPositionCN1CN1(D) (E) (F)CN1CN1Mounting screw!The mounting screw should be f3mm. The hatched area shows the allowance of metal parts for mounting.? LHA10F, LHA15F, LHA30F ? LHA50F, LHA75F, LHA100F, LHA150F,LHA300F88888 8CN1CN18888Unit [mm]88Unit [mm]!If mounting metallic fi ttings on the board surface, ensure there is no contact with components.!This product uses SMD technology. Please avoid the PCB installation method which includes the twisting stress or the bending stress.LHA-18? 192 ?
