Cosel LHA30F Instruction Manual

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AC-DC Power Supplies Open Frame

Function

1.1

Input voltage range

1.2

Inrush current limiting

1.3

Overcurrent protection

1.4

Overvoltage protection

1.5

Output voltage adjustment range

1.6

Output ripple and ripple noise

1.7

Isolation

1.8

Reducing standby power

Series Operation and Parallel Operation

2.1

Series Operation

2.2

Parallel Operation

Temperature Measurement Point

Life expectancy and warranty

Ground

Option and Others

6.1

Outline of options

6.2

Output side attaching external capacitor

6.3

Others

August 21, 2020

Instruction Manual

LHA-20

LHA-21

LHA-22

LHA-24

LHA-26

LHA-33

LHA-19

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Summary of Contents for Cosel LHA30F

Page 1 Instruction Manual AC-DC Power Supplies Open Frame Function LHA-20 Input voltage range LHA-20 Inrush current limiting LHA-20 Overcurrent protection LHA-20 Overvoltage protection LHA-20 Output voltage adjustment range LHA-20 Output ripple and ripple noise LHA-21 Isolation LHA-21 Reducing standby power LHA-21 Series Operation and Parallel Operation LHA-21 Series Operation...
Page 2 Doing so may cause a failure (Duty 1s/30s). 1.5 Output voltage adjustment range ¿ LHA30F, LHA50F ¡ Adjustment of output voltage is possible by using option “-Y”. ¡ A power factor improvement circuit (active filter) is not built-in. If Please refer to instruction manual 6.1.
Page 3: Series Operation And Parallel Operation
Instruction Manual AC-DC Power Supplies Open Frame 1.6 Output ripple and ripple noise 2 Series Operation and ¡ Output ripple noise may be influenced by measurement environ- Parallel Operation ment, measuring method fig.1.1 is recommended. +Vout 2.1 Series Operation Load ¡...
Page 4 Forced air 3.3 - 48V D,E,F Io[70% *The maximum temperature of the LHA50F-15-S is 76C. ¡ Maximum temperature of measurement points Table 3.1 Maximum temperature of measurement points (LHA30F-3R3-Y, LHA30F- Table 3.3 Maximum temperature of measurement points (LHA75F-3R3-Y, LHA75F- Maximum temperature [C] Cooling Mounting...
Page 5 Instruction Manual AC-DC Power Supplies Open Frame Table 3.4 Maximum temperature of measurement points (LHA100F- Table 3.5 Maximum temperature of measurement points (LHA150F- Cooling Mounting Maximum temperature [C] Cooling Mounting Maximum temperature [C] Voltage Load factor Voltage Load factor Method Method Method Method...
Page 6 Method 1:Capacitor 2:Capacitor warranty 75% < Io[100% 25% < Io[75% Io[25% 75% < Io[100% ¡ Life Expectancy 25% < Io[75% Table 4.1 Life Expectancy (LHA30F-3R3-Y, LHA30F- Io[25% Cooling Mounting Average ambient Life Expectancy 75% < Io[100% Voltage Method Method temperature (year) Io[75% 75%<Io[100%...
Page 7 Ta=60C 5years 3years A,B,C Ta=40C 5years 3years Ta=20C or less 5years 5years ¡ Warranty Ta=30C 5years 3years Table 4.7 Warranty (LHA30F-3R3-Y, LHA30F- Ta=15C or less 5years 5years Ta=25C 5years 3years Cooling Mounting Average ambient Warranty Convection Voltage Ta=40C or less...
Page 8 Instruction Manual AC-DC Power Supplies Open Frame Table 6.2 Pin assignments of CN2 5 Ground Pin No. Output 1 to 4 5 to 8 ¡ When installing the power supply with your unit, ensure that the Mating input FG terminal of CN1 or mounting hole FG is connected to Connector Terminal connector...
Page 9 75% < Io[100% Please refer to Table 6.3 to Table 6.20. 40% < Io[75% Io[40% 75% < Io[100% Table 6.3 Maximum temperature of measurement points 25% < Io[75% (LHA30F-3R3-SNY, LHA30F- -SN) Io[25% Convection Cooling Mounting Maximum temperature [C] 75% < Io[100%...
Page 10 Instruction Manual AC-DC Power Supplies Open Frame Table 6.5 Maximum temperature of measurement points Table 6.6 Maximum temperature of measurement points (LHA100F- -SN) (LHA75F-3R3-SNY, LHA75F- -SN) Cooling Mounting Maximum temperature [C] Voltage Load factor Method Method 1:Capacitor 2:Capacitor Cooling Mounting Maximum temperature [C] Voltage Load factor...
Page 11 70% < Io[100% A,B,C, A,B,C, Forced air 12 - 48V Forced air 12 - 48V D,E,F D,E,F Io[70% Io[70% ¡ Life expectancy Table 6.9 Life expectancy (LHA30F-3R3-SNY, LHA30F- -SN) Cooling Mounting Average ambient Life expectancy Voltage Method Method temperature (year) Io[75% 75%<Io[100%...
Page 12 Instruction Manual AC-DC Power Supplies Open Frame Table 6.11 Life expectancy (LHA75F-3R3-SNY, LHA75F- -SN) ¡ Warranty Table 6.15 Warranty (LHA30F-3R3-SNY, LHA30F- -SN) Cooling Mounting Average ambient Life expectancy Voltage Method Method temperature (year) Io[75% 75%<Io[100% Cooling Mounting Average ambient Warranty...
Page 13 Instruction Manual AC-DC Power Supplies Open Frame ¿ -U1 (LHA150F,LHA300F) Table 6.19 Warranty (LHA150F- -SN) Cooling Mounting Average ambient Warranty Voltage -By connecting the external capacitor unit CR-HUT (optional Method Method temperature (year) Io[75% 75%<Io[100% parts) to CN4, Hold-up time is extendable. Ta=20C or less 5years 5years...
Page 14 1,000 CR-HUT282-2 -Refer to the adjustable range to the table 6.22 and table 6.23. CR-HUT721-1 CR-HUT241-1 ¡ LHA30F, LHA50F, LHA75F, LHA100F Table 6.22 Output voltage adjustment range Output voltage Output voltage adjustment range[V] Output power [W] 3.3V* 2.85 to 3.63 4.5 to 5.5...
Page 15 -Vout Fig.6.9 Output side external capacitor connection method Table 6.24 Connectable External capacitor on the output side [μF] Model LHA30F LHA50F LHA75F LHA100F LHA150F LHA300F Output voltage 3.3V 0 to 2800 0 to 6100 0 to 9200 0 to 1300 0 to 2800 0 to 9200 0 to 24000...

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Lha50f Lha75f Lha100f Lha150f Lha300f Lha75f-15 ... Show all