Professional 252W LED Switching Slim Power Supply With High Reliability

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China
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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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