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Brand:
KAIHUIItem NO.:
K28-U72S48Product Origin:
China(Mainland)Shipping Port:
Guangzhou portLead Time:
2 days for stocks; 7-10 days for samplesDescription:
K28-U72S series 72W 48V 1.5A smps belongs to single output and open frame switching power supply without PFC function, high quanlity,it is used in game machine and amplifier equipment.
Features:
1, 72W high efficiency 48V switching power supply;
2, Wide range of AC input voltage,48V 72W single output power supply open frame;
3, Short circuit, over load, over voltage protection;
4, 48V 1.5A smps used in LED lighting,stage lighting etc.
Output Voltage
Rated Current
Current Range
Rated Power
Ripple & Noise
Adjustable Output Range
±10%
Output Accuracy
±1%
Line Regulation
±0.5%
Load Regulation
±0.5%
Set up,Rise,Keep up time
500ms, 50ms, 20ms
Input Voltage Range
90~264V AC
Input Current
0.3A@220V AC
Input Frequency
47~63Hz
Efficiency
Inrush Current
Leakage Current
<0.35mA@240V
Over Load Protection
110~200%,Hiccup,automatic recovery
Short Circuit Protection
---
Environment
Working Temp.,Humidity
-20~50℃,10~90% RH,No condensation
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,EN60950-1
Withstand Voltage
Insulation Resistance
I/P-O/P, I/P-FG, O/P-FG:500VDC / 100M Ohms
EMC Standards
GB9254 EN55022 CLASS B
105*44*27mm(L*W*H)
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 connect 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.
Parameter
Item NO
K28-U72S12
K28-U72S24
K28-U72S36
K28-U72S48
Output
+12V
+24V
+36V
+48V
6A
3A
2A
1.5A
0-6A
0-3A
0-2A
0-1.5A
72W
72W
72W
72W
100mVp-p
100mVp-p
200mVp-p
200mVp-p
Input
Power Factor
---
>84%
>84%
>84%
>84%
Cold start 15A@115V,30A@230V
Protection
Over Temp., protection
---
I/P-O/P,I/P-FG:1.5KV;O/P-FG:0.5KV DC 1min
Others
Dimension
Weight
0.1kg
Notes
Product picture:
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