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Single output 28V 4.3A 120W AC DC switching power supply open frame SMPS

Single output 28V Open frame Switching power supply 120W for LED lighting and General electronic machinery etc.

  • Brand:

    KAIHUI
  • Item NO.:

    K18-U120S28
  • Product Origin:

    China(Mainland)
  • Shipping Port:

    Guangzhou port
  • Lead Time:

    2 days for stocks; 7-10 days for samples
Product Details

Single output 28V 120W AC DC switching power supply open frame SMPS

Description:

K18-U120S28 120W 28Vdc 4.3A open frame single output switching power supply source has built-in active filter,wide range of AC input voltage, it has 2 years warranty, be widely used in CCTV Led driver and electronic system.


Features:

1, High efficiency 120W 28V switching power supply,low temperature rise;
2, Built-in active filter, low output niose 120W 28VDC output 4.3A power supply;
3, 28V 4.3A power supply with wide range of AC input voltage ;
4, Overload,short circuit and overvoltage protection;

5, Single output samll size LED stage lighting power supply.

                       Item NO.

K18-U120S28

Output

Output Voltage

+28V

Rated Current

4.3A

Current Range

0-4.3A

Rated power

120.4W

Ripple

280mVp-p

Adjustable output range

±10%

Output Accuracy

±1%

Line Regulation

±0.5%

Load Regulation

±0.5%

Set up,Rise,Keep up time

500ms,50ms,20ms /230V

Input

Input Voltage range

90~264V AC;110~360V DC

Input current

2A/115V;1A/230V

Input frequency

47~63Hz

Efficiency

85%

Inrush current

30A@230V

Leakage Current

<0.5mA@240V

Protection

Over load protection

105~150%,Hiccup protection, automatic recovery

Short circuit protection

Hiccup protection, automatic recovery

Output overvoltage

15~18V

Over Temp.protection

------

Environment

Working Temp.,Humidity

-10~60℃,10~90% RH,No condensation,Referring to the Load curve

Storage Temp.,Humidity

-20~85℃,10~95% RH

Temp.,Drift

±0.03%/℃(0~50℃)

Vibration

10~500Hz, 2G 10min./1cycle, PERIOD FOR 60min. EACH AXES

Safety&EMC Standards

Safety standards

GB4943,EN60950

Withstand voltage

I/P-O/P,I/P-FG:1.5KV;O/P-FG:0.5KV DC 1min.

Insulation resistance

I/P-O/P, I/P-FG, O/P-FG:500VDC / 100M Ohms

EMC standards

GB9254,EN55022 CLASSA

Others

Dimension

127*82*38mm CASE:K818

Weight

0.5Kg

Note

1. All parameters 230VAC input, rated load, ambient temperature 25 ℃, measured under conditions of 70% humidity;

2. Accuracy: includes set up tolerance, line regulation, load regulation and so on;

3. Ripple Test: 30cm long strands connected to the power supply and the load on the load side and 0.1u and 47u capacitor to 20MHz oscilloscope measured at the load end;

4. Line Regulation: at rated load conditions, the input voltage changes from low to high measured;

5. Load regulation: the measured output load from 0 to 100% load change measured.

Product picture:

120W 28V 4.3A switching power supply




120W 28V wide range of AC input power supply

120w Open frame power supply

single output 28V 4.3A power supply

wholesale switching power supply 28v

120W 28V wide range of AC input power supply

120W 28V open frame switching power supply


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