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Delta DPS-300AB-76 A  5.0V(4.5V~5.5V)  55A


Highlight & Features



  • Universal AC input voltage 90V~264V
  • Built-in active PFC, PF≥0.9 and Fan speed control
  • Full corrosion resistant aluminium chassis and conformal coating for PCB board
  • Cold start -40°C, operating -25°C~70°C
  • Short Circuit / Overvoltage / Overload / Over Temperature Protections
parameter

Output Characteristics:

1.Nominal Output Voltage

5V

2.Output Voltage Adjustment Range

4.55.5V Adjustable by VR no load condition

3.Output Current

0~55A

4.Output Power

275W

5.Rise time

(At 230Vac / 55A, DC output rise time from 5% to 95% of Vout) 30ms

6.Start-up Time

500ms

7.Hold-up Time

≥10ms

8.Ripple and noise

150mVp-p

9.Line Regulation

±0.5%

10.Load Regulation

±3%typ

Input Characteristics:

1.Input Voltage Range

85-264VAC

2.Nominal Input Frequency

4763HZ

3.Power factor

≥0.9

4.Input Current

90~132Vac≤5.5A 180~264Vac Vac≤2.5A

5.Max Inrush Current

110Vac≤20A;220Vac≤40A

6.Leakage Current

264Vac/60Hz≤0.6mA

7.Efficiency(typ)

79%

Protection Characteristics:

1.Overload / Overcurrent

≤80A Auto recovery

2.Overvoltage

Shutdown and no damage≤7.5V Auto recovery

3.Over Temperature

Hiccup Mode, Non-Latching (Auto-Recovery when the fault is removed)

4.Short Circuit

Hiccup Mode, Non-Latching (Auto-Recovery when the fault is removed)

Environmental Characteristics:

1.Operating temperature

-40° C to +70° C (-40 Cold start)

2.Storage

-40° C to +85° C

3.Operating Humidity

20 to 95% RH (no condensation)

4.Storage Humidity

10 to 95% RH (no condensation)

5.Electrical Safety

CB/UL/TUV/CCC/CE/BSMI

6.Galvanic Isolation

Input-Out3KVAC(10mA),Output-Ground1.5KVAC10mA),Output-Ground500VAC10mA)1 minute

7.Harmonics

IEC61000-3-2&IEC61000-3-3

8.Lighting Surge:

Refer to IEC1000-4-5 Line to Line:±1KV Line to Earth: ±2KV

9.EMI

a.) Part 15,Sub-part J.Computing Devices"Class B limits"; b.)Cispr22 Class B

Others

1.MTBF

> 700,000 hrs. as per Telcordia SR-332 I/P: 100Vac, O/P: 100% load, Ta: 35° C

2.Cooling

Fan cooling

3. Weight

1KG

4.Dimension

215*115*50(L*W*H)mm



Output De-rating VS Input Voltage:



Output De-rating VS Environment temperature:




Mechanical Drawing: