China manufacturer constant voltage 18v 25a computer switching power supply

Specification

Features: 

    1:AC input range by the switch

    2:Protection:Short Circuit Protection,Overload Protection,Over Voltage Protection

    3:Forced air cooling by built-in DC fan with fan speed control 

    4:Thermostat fan operation

    5:100% full load aging test

    6:LED power-on indicator 

    7:100% PC material

Electrical Specification:

Output

1:DC voltage 

 18V

2:Rated Current  

 25A

3:Current Range

0--25A

4:Ripple&Noise(max)

≤120MV

5:Voltage ADJ.Range

±0.5%

6:voltage tolerance

±0.5%

7:Line regulation

±0.5%

8:Load regulation

±0.5% Full Load

9:Setup Rise Time

200ms 40ms/230VAC

10:Hold Time(TYP.)

20MS/230VAC     15MS/115VAC

Input

1:Voltage Range

115v or 230v by switch

2:Frequency Range

47——63HZ

3:Efficiency

85%

4:Leak Current

≤0.1MA/230VAC  115VAC

Protection 

1:Over Load

Rated Output Power 105-140%

2:Over Voltage

> Rated Voltage 108%

3:Short circuit

Load automatically after fault condition is removed to restore

Function

1:Fan switch Control

RTH≥50°C Fan ON 
RTH≤50°C Fan OFF

Environment

1:operate temperature

0C~40C   

2:storage temperature,
      storage humidity

0C~+40C, -5%~95%RH no Condensing

Safety&EMC

1:withstand voltage

Input and output internal:1.5KVAC,Input and enclosure:1.5KVAC,
Output and enclosure:0.5KVAC

2:EMC IMMUNITY 

Compliance to EN55022 (CISPR22) CLASS A

Others

1:   Dimension

240-110*67mm

2:Package

Normally white paper box