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LPS-75 Series - 75W Single Output Open Frame Power Supply

LPS-75 is a 75W Single Output Open Frame Power Supply Series



LPS-75 Series is a range of 75W open frame convection cooled power supplies, available in 3.3V, 5V, 12V, 15V, 24V & 48V output voltages. Designed with -20 ~ +60°C wide range operating temperatures and featuring built in remote on/off control, PWM control and short circuit, over load and over voltage protections this is a very flexible open frame power supply.

Additional information




AC/DC,Industrial,Open Frame

Range Power



  • Universal AC input / Full range
  • Short circuit, over load, over voltage protections
  • Cooling by free air convection
  • PWM control and regulated
  • Small and compact size
  • Built-in remote ON-OFF control
  • LED indicator for power on
  • 100% full load burn-in test
  • Display lighting
  • Decorative lighting
Input Voltage 90 ~ 264VAC 127 ~ 370VDC
Input Frequency 47 ~ 63Hz
Input Current 1.9A/115VAC 1.1A/230VAC
Inrush Current 18A/115VAC 36A/230VAC, cold start
Leakage Current <1mA / 240VAC
Set Up Rise Time 100ms, 35ms/230VAC 100ms, 35ms/115VAC at full load
Hold Up Time 60ms/230VAC 12ms/115VAC at full load
Over Load Protection 115 ~ 150% of rate output power
Hiccup mode, recovers automatically after fault condition is removed
Over Voltage Protection Hiccup mode, recovers automatically after fault condition is removed
Remote On/Off RC+/RC- : 0 ~ 0.8V power on ; 4 ~ 10V power off
Working Temperature -20°C ~ +70°C (Refer to output load derating curve)
Working Humidity 20 ~ 90% RH non-condensing
Storage Temperature, Humidity -20°C ~ +85°C, 10 ~ 95% RH
Temperature Coefficient ±0.04%/ (0 ~ 50°C)
Vibration 10 ~ 500Hz, 2G 10min./1cycle, Period for 60min.each along X, Y, Z axes
Withstand Voltage I/P-O/P:3KVAC I/P-FG:1.5KVAC O/P-FG:0.5KVAC
Isolation Resistance I/P-O/P, I/P-FG, O/P-FG:100M Ohms/500VDC
Safety Standards UL60950-1, TUV EN60950-1 Approved
EMC Compliance to EN55011, EN55022 (CISPR22) Class B, EN61000-3-2,-3, ENV50204,
EN61000-4-2,3,4,5,6,8,11; EN55024, EN61000-6-2 (EN50082-2), heavy industry level, criteria A
MTBF 355Khrs min. MIL-HDBK-217F (25°C)
Dimensions 222 x 55 x 30mm