Generators

1. Home
2. Products
3. Electronic & Electrical
4. Generators

Share us

Stage / advertising screens LED Display Power Supply Cooling by free air convection

NHI200-4.2-A

Send Inquiry

Description

?

?

Stage / advertising screens LED Display Power Supply Cooling by free air convection?

?

?

Features:

* 2 years warranty

* Low cost,high reliability

* 100% full load burn-in test

* Cooling by free air convection

* Withstand 300vac surge input for 5 second

* Built-in constant current limiting circuit

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

?

?

Applications:

* Stage

* urban?landscape?lighting

* LED Lighting

* Military project

* Communication security equipment

* indoor?and?outdoor?advertising?screens

* New energy and other Various industries

?

?

Specifications:

- - - -
Switching power supply | ?NHI200-4.2-A |
?OUTPUT | DC Voltage | ?4.2V |
Current Range | ?0~40A |
Rated Current | ?40A |
Rated Power | ?168W |
Ripple & Noise(max.) | ?<250mVp-p |
Voltage ADJ.Range | ?3.78~4.62V |
Voltage Tolerance | ?+/- 2.0% |
Line Regulation | ?+/- 0.5% |
Load Regulation | ?+/- 1.0% |
Setup,Rise Time | ?1000ms,50ms/230VAC |
Hold up time | ?20ms/230VAC |
?INPUT | Voltage Range | ?200-240VAC |
Frequency Range | ?47-63Hz |
Efficiency(Typ.) | ?83-88% |
AC Current | ?2.5A/230VAC |
Inrush Current(max.) | ?55A/230VAC |
Leakage Current | ?< 3.5mA /240VAC |
?Protection | Over Load | ?105 ~ 150% rated output power |
?Protection type: Constant current limiting,recovers?? automatically after fault condition is removed |
Over Voltage | ?4.83?~ 5.88V |
?Protection type: Shut down O/P voltage,re-power on to recover |
Over Temperature | ?100℃ +/- 5℃ |
?Protection type: Shut down O/P voltage,recovers automatically after temperature goes down |
?Environment | Working Temp. | ?-40 ~ +60℃ (Refer to output load derating curve) |
Working Humidity | ?20 ~ 90% RH, non-condensing |
Storage Temp., Humidity | ?-90 ~ +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 | ?271.9K hrs min. MIL-HDBK-217F(25℃) |
Dimension | ?190*85*30mm (L*W*H) |
Packing | ?0.8kg; 20pcs/16Kgs |
?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 |
- - - -

?

?

Competitive Advantage:

* Ultra-thin 30mm

* Ultra-low start up temp.(- 30℃)

* synchonous rectification

* High efficiency up to 85%

* CE / ROHS / FCC approval

* Small size,ultra-light and easy to install

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

?

?

Company Advantage:

* High quality products

* Short lead time

* Professional R&D team

* Standardized production process

?

?

Read More