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MORNSUN 550W AC/DC Enclosed Switching Power Supply LOF550-20Bxx

MORNSUN 550W AC/DC Enclosed Switching Power Supply LOF550-20Bxx
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MORNSUN 550W AC/DC Enclosed Switching Power Supply LOF550-20Bxx - 1

AC/DC 550W Open Frame Power Supply LOF550-20Bxx Series FEATURES  Universal 90 - 264VAC or 127 - 370VDC input voltage  Compact size 5” × 3”  Operating ambient temperature range: -40℃ to +70℃  Built-in active PFC function  Output short circuit, over-current, over-voltage protection, over-temperature protection  320W with air cooling, 550W with 25CFM  5VDC standby output, 12VDC fan supply, power good, power fail and remote sense  Suitable for BF application  Safety according to IEC/EN/UL62368, IEC/EN61558, GB4943, IEC/EN/ES60601-1(3th Edition), medical safety certification (2 x MOPP), IEC60601-1-2：2014 (4th Edition)  Operating altitude up to 5000m LOF550-20Bxx series is one of Mornsun’s AC-DC miniaturize open frame power supply and suitable for all kinds of BF type (be accessible to patients) medical system equipment. It features universal AC input and at the same time accepts DC input voltage, cost-effective, low no load power consumption, high efficiency, high reliability and double or reinforced insulation. These converters offer excellent EMC performance and meet IEC/EN/UL62368, GB4943, IEC/EN60335, IEC/EN61558, IEC/EN/ES60601-1 standards and they are widely used in areas of industrial, LED, street light control, electricity, security, telecommunications, smart home, etc. Selection Guide Certification UL/CE (Pending) Cooling method Output Power * Nominal Output Voltage and Current(Vo/Io) Output Voltage Adjustable RangeADJ (V) Notes: 1.*Under any conditions, the total power of the product should not exceed the rated power. When the output voltage is increased, the total output power cannot exceed the rated output power, when the output voltage is decreased, the output current cannot exceed the rated output current; 2.*When measuring the full load efficiency, the fan should be connected to an external power supply. Fan loss is not included in the input power; 3.*LOF Products with shell is also available, named LOF550-20Bxx-C/CF. Input Specifications Item Input Voltage Range Operating Conditions Input Frequency Input Current Inrush Current Cold start MORNSUN Guangzhou Science & Technology Co., Ltd. reserves the copyright an

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MORNSUN 550W AC/DC Enclosed Switching Power Supply LOF550-20Bxx - 2

AC/DC 550W Open Frame Power Supply LOF550-20Bxx Series 230VAC Power Factor Full load Leakage Current Contact leakage current Earth leakage current Output Specifications* Item Output Voltage Accuracy* Operating Conditions Full load Line Regulation Rated load Load Regulation Ripple & Noise* 20MHz bandwidth (peak-to-peak value) Stand-by Power Consumption Room temperature, 230VAC input,(PS-ON Low potential) Short Circuit Protection Recover time <5s after the short circuit disappear Temperature Coefficient Minimum Load Hold-up Time ≥105%Io, Hiccup, self-recover ≤15.6VDC(Output voltage turn off,...

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MORNSUN 550W AC/DC Enclosed Switching Power Supply LOF550-20Bxx - 3

AC/DC 550W Open Frame Power Supply LOF550-20Bxx Series General Specifications Item Isolation Test Insulation Resistance Isolation level Operating Conditions Input-output Input - Electric Strength Test for 1min.Leakage current＜5mA Input output - Environment temperature: 25 ± 5℃, Relative humidity: <95%RH, non-condensing Testing voltage: 500VDC Operating Temperature Storage Temperature Storage Humidity Operating Humidity Switching Frequency Operating Temperature derating Power Derating Input voltage derating Safety Standard Safety Certification Mechanical Specifications Case Material Open...

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MORNSUN 550W AC/DC Enclosed Switching Power Supply LOF550-20Bxx - 4

AC/DC 550W Open Frame Power Supply LOF550-20Bxx Series CS perf. Criteria A Perf. Criteria A Notes: 1.*The power supply is considerated a component as part of system, all EMC items are tested on a metal plate (L x W x H, 360mm x 360mm x 1mm). Power supply should be combined with final equipment for EMC confirmation. Product Characteristic Curve LOF550-20B12/15 (full load 500W with Forced Air) LOF550-20B24/27/36/48 (full load 550W with Forced Air) LOF550-20Bxx Input Voltage Derating Curve Note: With an AC input voltage between 90 - 115VAC and a DC input between 127 - 160VDC the output power...

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MORNSUN 550W AC/DC Enclosed Switching Power Supply LOF550-20Bxx - 5

AC/DC 550W Open Frame Power Supply LOF550-20Bxx Series Dimensions and Recommended Layout LOF550-20Bxx Series MORNSUN Guangzhou Science & Technology Co., Ltd. reserves the copyright and right of final interpretation

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MORNSUN 550W AC/DC Enclosed Switching Power Supply LOF550-20Bxx - 6

AC/DC 550W Open Frame Power Supply LOF550-20Bxx Series Note: 1. For additional information on Product Packaging please refer to www.mornsun-power.com. Packaging bag number: 58220181; 2. Unless otherwise specified, parameters in this datasheet were measured under the conditions of Ta=25℃, humidity<75% RH with nominal 3. 4. 5. 6. 7. input voltage and rated output load; All index testing methods in this datasheet are based on our company corporate standards; In order to improve the efficiency , there will be audible noise generated when work at light load, but it does not affect product...

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