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COSEL Power Supply, Noise Filter 2025 Product Catalog
GHA-seriesDerating? GHA700F Ambient temperature derating curve at forced air (Reference value)Power [W](*1)700650600500400300200100(A) - (F) mountingFor GHA700F-12(A) - (F) mountingExcluding GHA700F-120-20-10010203040506070Ambient temperature [C]Power [W]*1 The maximum output power by wind speed conditions(Reference value)8007006506005004002.0(A) - (F) mountingExcluding GHA700F-12(A) - (F) mountingFor GHA700F-122.5 3.0 3.5 4.0Wind velocity [m/s]* For the derating curves of other heat dissipation methods,see instruction manual 3.Instruction Manual◆It is necessary to read the“Instruction Manual”and“Before using our product”before you use our product.Basic Characteristics DataModelGHA300FGHA500FGHA700FSwitchingCircuit methodfrequency[kHz]boost chopper60 - 220LLC resonant converters90 - 180boost chopper60 - 220LLC resonant converters90 - 180boost chopper55 - 75LLC resonant converters45 - 370Inputcurrent*1 [A]InrushcurrentprotectionPCB/PatternMaterialSinglesided DoublesidedSeries/Paralleloperation availabilitySeriesoperationParalleloperation3.3 Thermistor FR-4ーYes Yes No5.4 Thermistor Aluminum/FR-4 Yes Yes Yes *26.3 Thermistor FR-4ーYes Yes NoGHA300F-SNF boost chopper 60 - 220 3.3 Thermistor FR-4 Yes Yes Yes NoLLC resonant converters 90 - 180GHA500F-SNF boost chopper 60 - 220 5.4 Thermistor Aluminum/FR-4 Yes Yes Yes *2LLC resonant converters 90 - 180*1 The value of input current is at ACIN 120V and rated load.*2 Parallel operation is available with ?P option. Refer to 6.1on the instruction manual.GHA-15
