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Power Supplies / D Series /
D-120W series
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Normal dual switching power supply
Features: - AC input voltage range selected by switch - Small volume, low weight, high efficiency - Protections:short circuit/over load/ over voltage - LED indicator for power on - 100% full load burn-in test - 2 year warranty |
Model |
D-120A |
D-120B |
D-120C |
output |
DC voltage |
CH1: 5V |
CH2: 12V |
CH1: 5V |
CH2: 24V |
CH1: 12V |
CH2: 24V |
Voltage tolerance |
±2% |
+5%~-8% |
±3% |
+6%~-8% |
±3% |
+7%~-8% |
Rated current |
12A |
5A |
6A |
4A |
5A |
2.5A |
Current range |
2~12A |
0.5~5A |
1~6A |
0.4~4A |
1~5A |
0.4~2.5A |
Rated power |
120W |
126W |
120W |
Ripple&noise |
80mvp-p |
120mvp-p |
80mvp-p |
150mvp-p |
120mvp-p |
150mvp-p |
DCvoltage ADJ.range |
CH1: -9%~+10% |
input |
Voltage range |
90~132VAC / 180~264VAC (selected by switch), 255~373VDC |
frequency |
47~63HZ |
AC current |
2.8A / 115VAC, 1.6A / 230VAC |
Efficiency |
78% |
80% |
81% |
Inrush current |
Cold start current 25A/115VAC, 50A/230VAC |
Leakage current |
< 3.5mA/240VAC |
protection |
Overload |
Rated output power 110%~150 start over load protection |
protection type: cutoff output, recovery after restart power |
Over voltage |
CH1: 115~135% |
protection type: cutoff output, recovery after restart power |
environment |
Working temp, humidity |
-10°C~+60, 20%~90%RH |
Storage temp, humidity |
-20°C~+85, 10%~95%RH non-condensing |
Withstand vibration |
10~500HZ, 2G 10min/1cycle, period for 60 minutes, each axes |
safety |
Withstand voltage |
I/P-O/P:1.5KVAC I/P-FG:1.5KVAC O/P-FG:0.5KVAC |
Isolated resistance |
I/P-O/P,I/P-FG,O/P-FG:100M ohms/500VDC |
fit standard |
Safety standard |
Fit UL1012 |
EMC standard |
EN55022, CLASS A |
others |
Dimension |
199*110*50mm (L*W*H) |
Weight/packing |
0.85kg/24pcs/21kg/0.043m3/1.51CUFT |
note |
1. All parameters NOT specially mentioned are measured at 230VAC input,
rated load and 25°C of ambient temperature.
2. Ripple & noise are measured at 20MHz of bandwidth by using
a 12"
twisted pair-wire terminated with a 0.1uf & 47uf parallel capacitor.
3. Tolerance: includes set up tolerance, line regulation and load regulation. |
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