Meanwell Products

HomeMeanwell ProductsMedical Power Supply120W Triple Output Open Frame Medical Power Supply

MPT-120 Series - 120W Triple Output Open Frame Medical Power Supply


Additional information







  • Universal AC input / Full range
  • Low leakage current <180µA
  • Protections:Short circuit/Over load/Over voltage
  • UL60601-1 medical safety approved
  • With power good and fail signal output (Optional)
  • 100% full load burn-in test
  • Fixed switching frequency at 45KHz
AC input voltage90~264 VAC, 47~440Hz / 127~370VDC
AC input currentMaximum input current 2.9A at 115VAC, 60Hz or 1.7A at 230VAC, 60Hz with 100% output load.
Inrush currentLess than 22A at 115VAC or 45A at 230VAC at cold start conditions
Setup, rise time500ms, 20ms / 230VAC at full load, 1200ms, 50ms / 115VAC at full load
Hold-up tiime80ms / 230VAC at full load,14ms / 115VAC at full load
Leakage currentLeakage current is less than 180µA at 264VAC
DC output adj. rangeBetween -5%~+10% rated output voltage
Over load protectionWill be activated at 110~150% rated load.
Over voltage protection115% ~ 135% rated output voltage
Power good/Fail signal (optional)At 90% of rated value, a+5V TTL signal will be sent out with a 10~500ms delay; at least
1ms before the output voltage goes below 90% of the rated value,the TTL signal will be turned off.
Working temp.operate from -20~70°C .
Workinig humidity20~90% RH non-condensing.
Storage temp., humidity-40~+85 °C, 10~90% RH
Temp. coefficient±0.04%/°C on all outputs at full load between 0~50°C of ambient temperature.
Vibration2G of acceleration,vibrating frequency adjust from 10Hz ~500Hz within a 10 min cycles
Safety standardsMedical:UL60601-1, TUV EN60601-1 approved
Commercial: Also design refer to UL60950-1, TUV EN60950-1
Withstand voltage4000VAC between input and output,1500VAC between input and F.G.,500VAC between output and F.G.
Isolation resistance>100M Ohms for I/P-O/P, I/P-FG, O/P-FG by using 500VDC test voltage.
EMI complianceCompliance Level EN55011, Class B,EN55022, Class B,EN61000-3-2,EN61000-3-3
EMS complianceCompliance Level EN61000-4-2,Level 3, 8KV,EN61000-4-2 Level 2, 4KV
EN61000-4-3 Level 2, 3V/m,Level 3, 10V/m,EN61000-4-4 Level 2, 1KV/5KHz,Level 3, 2KV/5KHz
EN61000-4-5,Level 4, 2KV/Line-Line 4KV/Line-Earth,EN61000-4-6 Level 2, 3Vrms/m,Level 3, 10Vrms/m
EN61000-4-8,Level 2, 3A/m,Level 3, 10A/m,EN61000-4-11 Compliance
ENV50204,Level 2, 3V/m, 900MHz,Level 3, 10A/m, 900MHz
MTBF262,100 hours min at full load and 25°C of ambient temperature.
  • CB
  • CE
  • TUVMedical