Constant Voltage Led Display Power Supply 400W For Large LED Billboard

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Manufacturer
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China
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Constant Voltage Led Display Power Supply 400W For Large LED Billboard







Specifications :

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Input: 90 ~ 264 Vac; Output Power: 400W |
Environment |
Parameters | Min. | Typ. | Max. | Unit | Note |
Working temperature | -25 | 65 | 85 | C | Test points: the cInput of the cover from the output port40mm |
Storage temperature | -25 | 25 | 100 | C | |
Relative humidity | 5 | | 95 | % | Non-condensing |
Altitude | 0 | | 4000 | m | Where the temperature derating300 0 ~ 4000m under the conditions of use, increased by 1 lower 200m |
Cooling | | | | | Natural heat conduction |
Input |
Parameters | Min. | Typ. | Max. | Unit | Note |
AC input voltage range | 90 | 110/220 | 264 | Vac | |
AC input voltage frequency | 47 | 50/60 | 63 | Hz | |
Power Factor | 0.95 | | | | 220 Vac loaded |
Input surge current | | | 60 | A | 220 Vac full load / cold |
AC input format | | Single-phase input | | | Support single phase |
L, N |
Output |
Parameters | Min. | Typ. | Max. | Unit | Note |
Output voltage range | 4.2 | 4.6 | 5 | Vdc | Adjustable output voltage |
Output voltage setting | 4.55 | 4.6 | 4.65 | Vdc | |
Output Current Range | 0 | | 80 | A | The full input voltage range |
Load Regulation | | | 1 | % | Rated input voltage, full load change |
Regulation accuracy | | | 5 | % | The full input voltage range /full load output |
Source regulation | | | 0.5 | % | Rated current output, the full voltage range |
Noise + Ripple(peak to peak) | | | 200 | mV | Over the full input voltage and load range, and the output of the test in Canada and 0.1uF ceramic capacitor or a gold film capacitors and electrolytic capacitors 10uF each one, the oscilloscope bandwidth 20MHz |
Other output characteristics |
Parameters | Min. | Typ. | Max. | Unit | Note |
Output Power | | | 400 | W | |
Output efficiency | 86 | 89 | | % | 220Vac input and output full, normal temperature test |
Dynamic response overshoot | | | 5 | % | 25% -50% -25% or 50% -75% -50%load change, current change rates 0.1A / us, cycle 4ms |
Dynamic response overshoot | | | 10 | % | Output from no sudden 100%load, the output from full load to no-load, back and forth transition (transition time5ms, after the jump can be maintained for several cycles), the output of the oscillation, the output voltage measuring the output voltage waveform, the module should not appear10% overshoot does not exceed the value of the output voltage setting |
Temperature Coefficient | | | 0.02 | % / | Rated output voltage and output current, wide operating temperature |
Power-output delay | | | 2 | S | 220Vac at full load test |
Switch Overshoot | | | 10 | % | The full input voltage range, full load output |
Output voltage rise time | | | 200 | ms | Rated input / rated output |
Capacitive load | | 4700 | 10000 | uF | Full voltage range at full load |
Protection |
Parameters | Min. | Typ. | Max. | Unit | Note |
Output overvoltage protection point | 5.5 | | 6.5 | V | Self-healing |
Output current limiting protection point | 90 | | 110 | A | |
Output short circuit protection | | | | | Long-term short-circuit, self-healing |
Over-temperature protection | 90 | | 100 | | Overtemperature shutdown, recoverable. |
Test point is the center of the cover 40mm away from the output port |
Mechanical properties |
L * W * H | 16 5 * 85 * 26 mm |
Weight (kg) | 1 Kg |
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Features

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Wide input range | 90~305Vac |
Active PFC | THD<20% at 230Vac |
Protection | Short/Over-Curr./Over-Volt./Over-heat |
IP level | IP65/67, Fanless |
Constant current output | |
Optional dimming | 1~10Vdc/PWM |
Application | Streetlight/Commercial indoor |
Suitable for Outdoor use | |
High efficiency upto 94% | |
6kV surge protection | |
High reliability | |
UL60950-1 / IEC60950 / UL8750 compliance |
3-Year warranty |
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Description :

1 400W constant output

2 Protection:Short circuit/Overload/Over voltage/Over temperature

3Built in PFC function,PF>0.95

4Cooling by fan

5Suitable for all kinds of LED lingtings, LED street lighting

6Compliance to worldwide safety regulations for lighting

7 Slim size,light weight

8 3-Year warranty



Applications :

Large LED billboard display



Ms. Vivian Vivian
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Ms. Vivian Vivian

China

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