Professional 252W LED Switching Slim Power Supply With High Reliability

Business Type
Manufacturer
Country
China
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Product Detail





Professional 252W LED Switching Slim Power Supply with High Reliability





Features:

* AC input range selectable by switch

* Protections:Short circuit / Overload / Over voltage / Over temperature

* Cooling by free air convection

* Withstand 300vac surge input for 5 second

* Built-in constant current limiting circuit

* 100% full load burn-in test

* Fixed switching frequency at 90KHz

* Low cost,high reliability

* 2 years warranty





Specifications:

- - - -
Switching power supply | NHI300-4.2-A |
OUTPUT | DC Voltage | 4.2V |
Current Range | 0~60A |
Rated Current | 60A |
Rated Power | 252W |
Ripple & Noise(max.) | <200mVp-p |
Voltage ADJ.Range | 4.05~5.0V |
Voltage Tolerance | +/- 3.0% |
Line Regulation | +/- 0.5% |
Load Regulation | +/- 2.0% |
Setup,Rise Time | 1000ms,50ms/230VAC |
Hold up time | 20ms/230VA |
INPUT | Voltage Range | 200-240VAC |
Frequency Range | 47-63Hz |
Efficiency(Typ.) | 81-85% |
AC Current | 4A/230VAC |
Inrush Current(max.) | 60A/230VAC |
Leakage Current | < 3.5mA /240VAC |
Protection | Over Load | 105 ~ 135% rated output power |
Protection type: Constant current limiting,recovers automatically after fault condition is removed |
Over Voltage | 5.75 ~ 7.5V |
Protection type: Shut down O/P voltage,re-power on to recover |
Over Temperature | 90 +/- 5 |
Protection type: Shut down O/P voltage,recovers automatically after temperature goes down |
Function | Fan on/off control(Typ.) | RTH250 Fan on,45 Fan off |
Environment | Working Temp. | -20 ~ +60 |
Working Humidity | 20 ~ 90% RH, non-condensing |
Storage Temp., Humidity | -20 ~ +85, 10 ~ 95% RH |
Temp.Coefficient | +/-0.03%/ (0 ~ 50) |
Vibration | 10 ~ 500Hz, 5G 10min./1 cycle,60min. Each along X, Y, Z axes |
Safety | Safety standards | UL60950-1 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 |
Others | MTBF | 234.3K hrs min. MIL-HDBK-217F(25) |
Dimension | 196*110*30mm (L*W*H) |
Packing | 1.0kg; 20pcs/20Kgs |
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 & 47 uf parallel capacitor. |
3. Tolerance: includes set up tolerance,line regulation and load regulation. |
4. Please connect positive pole of input voltage with markL of terminal block,connect negative pole of input voltage with markN of terminal block,using DC voltage for input voltage |
- - - -





Competitive Advantage:

* Ultra-thin 30mm

* Ultra-low start up temp.(- 30)

* synchonous rectification

* High efficiency up to 85%

* Protections:Short circuit / Overload / Over voltage / Over temperature

* Small size,ultra-light and easy to install

* CE / ROHS / FCC approval





Company Advantage:

* High quality products

* Short lead time

* Professional R&D team

* Standardized production process





Applications:

* urbanlandscapelighting

* LED Lighting

* Stage

* Military project

* Communication security equipment

* indoorandoutdooradvertisingscreens

* New energy and other Various industries



Ms. Selina Lian
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Shenzhen G-Orient Technology Co.,Ltd

Ms. Selina Lian

China

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