Professional 252W LED Switching Slim Power Supply with High Reliability - NHI300-4.2-A
Professional 252W LED Switching Slim Power Supply with High Reliability For Sale, Most Competitive Price, Fast Delivery, Custom Service, Wholesale Professional 252W LED Switching Slim Power Supply with High Reliability, Made in China, High Quality Products!, China cheap prodocuts, china suppliers Supplier, Manufacturer.
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Professional 252W LED Switching Slim Power Supply with High Reliability?
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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
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Specifications:
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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.) | RTH2≧50℃ 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 mark”L” of terminal block,connect negative pole of input voltage with mark”N” of terminal block,using DC voltage for input voltage |
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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
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Company Advantage:
* High quality products
* Short lead time
* Professional R&D team
* Standardized production process
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Applications:
* urban?landscape?lighting
* LED Lighting
* Stage
* Military project
* Communication security equipment
* indoor?and?outdoor?advertising?screens
* New energy and other Various industries
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Shenzhen G-Orient Technology Co.,Ltd
Address: NO.1st building,NO.5th Block,South Block,Zhong Guan Hong Hua Ling Industrial Zone,Nan Shan District,Shen Zhen City,China, Shenzhen, Guangdong, China, 518000
Tel: 86-755-86239353
Shenzhen G-Orient Technology Co., Ltd was a professional manufacturer of switch power supply since its established in 2005. With integrating industry, technology and trading, through our staff鈥檚 hard work and persistent innovation, our business development and expansion rapid in the past decade under the solid support of both our customers and suppliers, which also helps us keep diligent and rigorous. As a leading manufacturer and exporter of switching power supply in China, especially since we focused on LED switch power supply from 2012, Shenzhen G-Orient keeps being ranked in top 10 in the industry with its well-known reputation for best quality and optimum solution design.
Shenzhen G-Orient is ISO9001 approved factory.Our various kinds of products include AC/DC adapter, battery charger, industrial power supply, and advantageous Led car display power supply, LED TV power supply, LED display power supply, LED lighting driver, etc., rated power consumption from 100W to 300W or even higher or customized, with CE, RoHs, GS, FCC, CCC, PSE, UL certificates as well. All our products are 100% designed and developed, engineered and manufactured by ourselves independently in China, with the advanced technology and automatic manufacture equipments & assemble line, such as digital-control machines, solders, mounting machines and so on. Shenzhen G-Orient sells and distributes its products to more than 100 Countries worldwide.
