厂家供应优质 开关电源 LED开关电源 防雨开关电源
LED Swiching Power Supply
1、Low price and high reliability
2、Universal AC input / full range
3、High Reliability, Low Cost
4、overload/ over voltage/ short circuit 5、Lead time: 3-4 working
6、isolated from the other outputs
7、100% Full Load Burn-In Test
8、CE ,RoHS Aprroval
9、Warranty:1 Year
Model | KY-250-12-L |
Input | Input Voltage(V) | 180VAC~264VAC |
Input Current (A) | 2.2A Max |
Frequency (Hz) | 50Hz–60Hz |
Efficiency | 82% Typ(230VACFull Load) |
Inrush current(A) | Cold star <40A/230VAC |
Leakage current(mA) | <3mA/240VAC |
Output | Output Voltage(V) | +12VDC |
Voltage Regulation | +3，-2% |
Output Current(A) | 20A |
Current Range (A) | 0 ~ 20A |
Rated Power(W) | 250W |
Start time, hold-up time(ms) | Ton≤1000ms,Td≥20ms @230Vac Full Load |
Rise time(ms) | Typ:20ms @230Vac Full Load |
Ripple/Noise(mVp-p) | 120mVp-p |
Environment | working Temperature (°C) | 0°C - +45°C(refer derating curve) |
Storage Temperature(°C) | -20°C - +60°C |
Humidity(%) | 20% - 90% RH non condensing |
Safety/ EMC | Withstand voltage(VAC) | I/P-O/P:1.5KVAC,I/P-FG:1.5KVAC,OP-FG:0.5KVAC 1min |
Safety Standard | EN/UL60950-1,GB4943 |
EMC Standard | EN55022 Class B,EN61000-4-2,3,4,5,6,8,11 GB17626.5 Level3 |
Protection | Over voltage Protection | >115%-135% Rated output voltage |
Over load Protection | >105%-150% Auto recovery |
Short circuit Protection | Latched |
Over Temperature Protection | No |
Others | Sise L*W*H(mm) | 198*110*50mm |
Weight | 600g/pcs |
