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LPS-50 Series - 50W Single Output Open Frame Power Supply


Additional information







  • Universal, full range, AC input
  • Short circuit, over load, over voltage protections
  • Cooling by free air convection
  • Small and compact size
  • Built-in remote ON-OFF control
  • LED indicator for power on
  • 100% full load burn-in test
  • Low profile: 23mm thickness
Input Voltage90 ~ 264Vac 127 ~ 370Vdc
Input Frequency47 ~ 63Hz
Input Current1.2A at 115Vac (0.9A for 3.3V) 0.8A at 230Vac (0.6A for 3.3V)
Inrush Current18A at 115Vac 35A at 230Vac, cold start
Leakage Current<1mA / 240Vac
Set Up, Rise Time100ms, 40ms/230Vac 100ms, 40ms/115Vac at full load
Hold Time70ms/230Vac 12ms/115Vac at full load
Over Load Protection122 ~ 160% rated output power
Hiccup mode, recovers automatically after fault condition is removed
Over Voltage ProtectionHiccup mode, recovers automatically after fault condition is removed
Remote On/OffRC+/RC- : 0 ~ 0.8V power on ; 4 ~ 10V power off
Working Temperature-20°C ~ +70°C (Refer to output load derating curve)
Working Humidity20 ~ 90% RH non-condensing
Storage Temperature, Humidity-20°C ~ +85°C , 10 ~ 95% RH
Temperature Coefficient±0.04%/°C (0 ~ 50°C)
Vibration10 ~ 500Hz, 2G 10min./1cycle, Period for 60min.each along X, Y, Z axes
Withstand VoltageI/P-O/P:3KVAC I/P-FG:1.5KVAC O/P-FG:0.5KVAC
Isolation ResistanceI/P-O/P, I/P-FG, O/P-FG:100M Ohms/500VDC
Safety StandardsUL60950-1, TUV EN60950-1 Approved
EMCCompliance to EN55022 (CISPR22) Class B; EN61000-3-2,-3;
EN61000-4-2,3,4,5,6,8,11; ENV50204, EN55024, EN61000-6-2 (EN50082-2) Heavy industry level criteria A
MTBF341.7Khrs min. MIL-HDBK-217F (25°C)
  • CB
  • CE
  • TUV