Products

NES-350

350W Single Output Switching Power Supply NES-350 series Features: AC input range selectable by switch Prot

350W Single Output Switching Power Supply         NES-350 series

Features:

  • AC input range selectable by switch
  • Protections: Short circuit / Overload / Over voltage
  • Cooling by free air convection
  • LED indicator for power on
  • 100% full load burn-in test
  • High efficiency, long life and high reliability
  • 2 years warranty
SPECIFICATION  
OUTPUT  
Model NES-350-5 NES-350-7.5 NES-350-12 NES-350-15 NES-350-24 NES-350-36
DC Voltage 5V 7.5V 12V 15V 24V 36V
Rated Current 60A 46A 30A 23.2A 15A 9.7A
Current Range 0~60A 0~46A 0~30A 0~23.2A 0~15A 0~9.7A
Rated Power 300W 345W 360W 348W 360W 349W
Ripple&Noise 150mVp-p 150mVp-p 150mVp-p 150mVp-p 150mVp-p 240mVp-p
VoltageAdj. Range 4.5~5.5V 7.13 ~ 8.3V 10~ 13.5V 13.5~18V 20~26.4V 32~40V
Voltage Tolerance ±2.0% ±1.0% ±1.0% ±1.0% ±1.0% ±1.0%
Line Regulation ±0.5% ±0.5% ±0.5% ±0.5% ±0.5% ±0.5%
Load Regulation ±1.0% ±0.5% ±0.5% ±0.5% ±0.5% ±0.5%
Setup,Rise Time 1000ms, 50ms/230VAC   1000ms, 50ms/115VAC at full load
Hold Up Time 20ms/230VAC   16ms/115VAC at full load
   
INPUT  
Voltage Range 90 ~ 132VAC / 180 ~ 264VAC selected by switch   254 ~ 373VDC
Frequency Range 47 ~ 63Hz
Efficiency 78% 80% 84% 87% 87% 87.5% 87.5%
AC Current 7A/115VAC  4A/230VAC
Inrush Current Cold Start40A/230VAC
Leakage Current <3.5mA / 240VAC
   
PROTECTION  
Over Load 110 ~ 150% rated output power
Protection type: Hiccup mode, recovers automatically after fault condition is removed
Over Voltage 5.75~7.5V 9.4~11.5V 13.8~16.2V 18~21V 27.6~32.4V 41.4~46.8V 57.6~67.2V
Protection type: Hiccup mode, recovers automatically after fault condition is removed
   
ENVIRONMENT  
Working Temp. -20 ~ +60℃ (Refer to output load derating curve)
Working Humidity 20 ~ 90% RH non-condensing
StorageTemp., Humidity -20 ~ +85℃, 10 ~ 95% RH
Temp. Coefficient ±0.03%/℃ (0 ~ 50℃)
Vibration 10 ~ 500Hz, 2G 10min./1cycle, period for 60min. each along X, Y, Z axes
   
SAFETY &EMC  
Safety Standards UL60950-1, CB(IEC60950-1),CCC GB4943 approved
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 / 25℃ / 70% RH
EMI Conduction & Radiation Compliance to EN55022 (CISPR22) Class B,GB9254 CLASS B
Harmonic Current Compliance to EN61000-3-2,-3,GB17625.1
EMC Immunity Compliance to EN61000-4-2, 3, 4, 5, 6, 8,11, ENV50204, EN55024, EN61000-6-1, heavy industry level, criteria A
   
OTHERS  
Dimension 215*115*50mm (L*W*H)
Weight 1.07Kg
Packing 20pcs/carton
   
NOTE  
1. All parameters NOT specially mentioned are measured at 230VAC input, rated load and 25℃ of ambient temperature. 2. Ripple & noise are measured at 20MHz of bandwidth by using a 12” twisted pair-wire terminated with a 0.1uf & 47uf parallel capacitor. 3. Tolerance: includes set up tolerance, line regulation and load regulation. 4. Line regulation is measured from low line to high line at rated load. 5. Load regulation is measured from 0% to 100% rated load. 6. The power supply is considered a component which will be installed into a final equipment. The final equipment must be re-confirmed that it still meetsEMC directives. 7. Length of set up time is measured at cold first start. Turning ON/OFF the power supply very quickly may lead to increase of the set up time.

NES-350

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