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NIGHTJAR SERIES
ST50NF
Industrial-class fanless power supply
Fan-less thermal solution, 0 dBA acoustics
Efficiency 82%~85% at 20%~100% loading
500W continuous power output
April, 2011
Strict ±3% voltage regulation
PCI-E 8pin and PCI-E 6pin connector support
NO:G11214010
Powerful class-leading single +12V rail
Aluminum construction
Server-level components
Support ATX 12V 2.3 & EPS 12V
Active PFC
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Summary of Contents for SilverStone ST50NF
- Page 1 NIGHTJAR SERIES ST50NF Industrial-class fanless power supply Fan-less thermal solution, 0 dBA acoustics Efficiency 82%~85% at 20%~100% loading 500W continuous power output April, 2011 Strict ±3% voltage regulation PCI-E 8pin and PCI-E 6pin connector support NO:G11214010 Powerful class-leading single +12V rail...
- Page 2 ST50NF 1-3-2. Warm Start Conditions Limits Turn off at 132/264VAC full No component over stress Silverstone Nightjar load for 1 sec then turn on or damage should occur to ST50NF at the peak of the input the power supply. voltage cycle at 25 C ambient.
- Page 3 ST50NF 2-5. Total Output Power 2-2-1. Cross Regulation The DC loads shall remain within the ranges specified in 2-2 DC Load Requirements and the DC Ac Input Voltage Units output voltages also shall remain within the regulation ranges specified in 2-1 Output Regulation when measured at the load end of the output connectors.
- Page 4 ST50NF 3-5. Over Power Protection 2-12. Hold Up Time (T5) At 115/230Vac input the power supply will shut down all DC output within max. 150% of full load. MIN. Units 3-6. Over Current Protection The test environment is 25 C & full Max.160% for +5V,+12V,+3.3V dc output rail.
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Page 5: Mechanical Requirements
ST50NF 5. Safety 14. LED Indicators 5-1. UL 60950-1, 2005 (2nd Edition.) There are two leds for the monitoring the status of the power supply,which allows 5-2. BSMI (CNS14336: 94) users to perceiveA full awareness of the working condition of the power supply. - Page 6 ST50NF 8PIN PCI Express connector EPS 12V 8PIN connector Signal Signal Signal Signal Yellow +12V Black Yellow +12V Black Yellow +12V Black Yellow +12V Black Yellow +12V Black Yellow +12V Black Yellow +12V Black Black sense1 Black ATX 12V 4PIN (4+4PIN EPS 12V in split mode)
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