MEANWELL 450W SINGLE OUTPUT POWER SUPPLY - SE-450 SERIES - SE-450-12
SE-450-12
Features
AC input active surge current limiting
AC input range selected by switch
Protections: Short circuit / Overload / Over voltage / Over temperature
Forced air cooling by built-in DC fan
Built-in remote sense function
LED indicator for power on
UL approved
Low cost, high reliability
100% full load burn-in test
2 years warranty
SPECIFICATION
Model : SE-450-12
Output
DC voltage : 12V
Rated current : 37.5A
Current range : 0 ~ 37.5A
Rated power : 450W
Ripple & noise (max) : 200mVp-p
Voltage adj. range : 10.8 ~ 13.5V
Voltage tolerance : ±1.0%
Line regulation : ±0.3%
Load regulation : ±0.5%
Setup, Rise time : 1500ms, 50ms/230VAC 1500ms,50ms/115VAC at full load
Hold up time : 16ms/230VAC 12ms/115VAC at full load
Input
Voltage range : 90 ~ 132VAC / 180 ~ 264VAC selected by switch 254 ~ 370VDC
Frequency range : 47 ~ 63Hz
EFFICIENCY (Typ.) : 83%
AC current : 10A/115VAC 6A/230VAC
Inrush current : 35A/115VAC 55A/230VAC
Leakage current : <2.5mA / 240VAC
Protection
Over load : 105 ~ 150% rated output power / Protection type : Shut down o/p voltage, re-power on to recovery
Over voltage : 13.8 ~ 16.2V / Protection type : Shut off o/p voltage, re-power on to recovery
Over temperature : 80°C±5°C (3.3 ~ 12V), 90°C ±5°C (15 ~ 48) (TSW1) detect on heatsink of power transistor / Protection type : Shut down o/p voltage, recovers automatically after temperature goes down
Environment
Working temp. : -10 ~ +60℃ (Refer to output load derating curve)
Working humidity : 20 ~ 90% RH non-condensing
Storage temp. humidity : -40 ~ +85℃, 10 ~ 95% RH
Temp. coefficient : ±0.05%/℃ (0 ~ 50℃)
Vibration : 10 ~ 500Hz, 2G 10min./1cycle, 60min. each along X, Y, Z axes
Safety & EMC
Safety standards : UL60950-1 approved
Withstand voltage : I/P-O/P:3KVAC I/P-FG:1.5KVAC O/P-FG:0.5KVAC
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