250 / 280W Open Frame Power Supply
Medical Power Supply ( 360W, Single Output, U-channel and Enclosed type)


280W AD-DC Open Frame
L 127 × W 76.2 × H 30 mm

Power-Win is a professional power supply manufacturer located in Taipei, Taiwan. Starting with PC power supplies business in 1989, Power-Win extends its product lines into Desktop Power Supply, open frame power supplies, DC / DC ATX converters, and medical power supplies. With over 20 year experience in design, research, and manufacturing, Power-Win not only develops its own products to lead market trends and also works with customers for OEM / ODM projects. To meet latest energy saving demand and green power trend, we introduce more efficiency level V adapters and also open frame units to fulfill customer’s needs. Etc. PW-M360B-1YXXX (Medical Power Supply)

*ITE 60950-1, 62368-1 & Medical 60601-1 approvals.
*High Power density, 280W in 5" x 3" footprint.
*Medical applications Protection: Means of Patient Protection ( MOPP).
*Altitude during operation: ITE up to 5000m ,Medical Below 3000m.
*Main output and Standby output Power ON LED indicators.
*3 years warranty.

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PDF Datasheet (813 KB)
*Dimension : L127 ×W76.2 ×H30mm ( 5" x 3" x 1.18")
*Weight : 0.350 kgs. ( 0.775 lbs. )
  • Input range : 90 - 264VAC (Refer to derating curve).
  • Frequency : 47 - 63Hz.
  • ower Factor : > 0.95 @115VAC; > 0.90 @230VAC @full load.
  • Inrush current :<30A peak @115VAC; <60A peak @230VAC cold start @25°C.
  • Input current (rms) : 3.5A @115VAC; 2A @230VAC max.
  • Efficiency : > 91% typical @full load, 230VAC.
  • Earth leakage current < 100uA @264VAC.
  • Maximum output power : 280Watts forced air, 210Watts convection cooling.
  • Hold-up time : > 10ms typical @full load, 115VAC.
  • Short circuit protection : Auto-recovery.
  • Over load protection : 105% to 150% maximum rating, Auto-recovery.
  • Over voltage protection : Latching type. AC Recycle.
  • 5Vsb meet ErP 0.5W @ No load.
  • Remote control ( Inhibit ) function.
  • Operating temperature : -20°C to +70°C (Refer to derating curve).
  • Storage temperature: -20°C to +85°C.
  • Humidity: Non-condensing 0% to 90%.
  • MTBF : > 250,000 hours @full load and 25°C ambient temperature per Telcordia(Bellcore).
  • UL60601-1 3.1rd Edition
  • UL/c-UL UL60950-1
  • UL/c-UL UL62368-1
  • EN60601-1 3.1rd Edition
  • TUV EN60950-1
  • TUV EN62368-1
  • IEC EN60601-1 3.1rd Edition
  • CB IEC 60950-1
  • CB IEC 62368-1
  • IEC60601-1-2 Ed4:2014
  • EN60601-1-2 Ed4:2015
  • EN55024
  • EN55011 Class B
  • EN55032 Class B
  • FCC Part 15 Class B
  • FCC Part 18 Class B
  • CE
Model No.
( Note 1.)
Output Voltage (V1) Maximum Load (V1) Output Regulation (V1) Ripple Noise (V1) Standby supply (V2) FAN output (V3) Convection total power 18CFM Forced air total power
Convection 18 CFM Forced Air
PW-IM280B-1Y120 Z +12V 17.5A 23.33A ±3% 150mV 5V/0.5A 12V/0.3A 210W 280W
PW-IM280B-1Y240 Z +24V 8.75A 11.66A ±3% 240mV 5V/0.5A 12V/0.3A 210W 280W
PW-IM280B-1Y280 Z +28V 7.5A 10A ±2% 280mV 5V/0.5A 12V/0.3A 210W 280W
PW-IM280B-1Y360 Z +36V 5.83A 7.77A ±2% 300mV 5V/0.5A 12V/0.3A 210W 280W
PW-IM280B-1Y480 Z +48V 4.375A 5.83A ±2% 300mV 5V/0.5A 12V/0.3A 210W 280W
PW-IM280B-1Y540 Z +54V 3.88A 5.18A ±2% 400mV 5V/0.5A 12V/0.3A 210W 280W
  • Output connector options: Z=T ( Terminal block type, pitch 8.25mm) or Z=M ( Mini-fit type, pitch 4.2mm) or Z=C ( Connector type, pitch=3.96mm ).
  • All models are equiped with 5Vsb & 12V fan outputs.
  • All models have total power 210W Max. convection or 280W Max. forced air cooling.
  • Ripple and noise are measured at oscilloscope 20MHz bandwidth by a 47uF electrolytic capacitor and a 0.1uF ceramic capacitor in parallel at output connector.
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