48v dc switching power supply

1,Input parameter

1.1 AC input voltage range: 176-264VAC

1.2 AC input voltage frequency:47~63Hz

1.3 AC input current:     1.6A/230VAC

1.4 AC inrush current:Cold start, 50A at 230VAC

1.5 Efficiency:84%

1.6 Leakage current:<3.5mA/240VAC

2,Output parameter

2.1 DC output voltage:48V

2.2 DC output rated current:8.3A

2.3 DC output current range:0~8.3A

2.4 DC output rated power: 400W

2.5 Ripple & Noise (max):250mVp-p

(Measured at 20MHz of bandwidth by using a 12mm twisted pair-wire

terminated with a 0.1uf & 47uf parallel capacitor)

2.6 DC output voltage adjustment range (min):55~65V

2.7 DC output voltage tolerance:59.80~60.12V

2.8 DC output line regulation:±0.5%

2.9 DC output load regulation:±1%

2.10 Power setup time:100mS at full load

2.11 Power rise time:50mS at full load

2.12 Power hold time:20mS at full load

2.13 Power respond time:500uS

3,Protection

3.1 Over load: 105~150% of rated load, shut off,AC recycle to re-start

3.2 Short circuit: shut off  AC recycle to re-start

3.3 Over Voltage: 115~145% of rated voltage, shut off,AC recycle to re-start

4,Working entironment

4.1 Working temperature range: -10°C~+45°C

(Refer to output load derating curve)

4.2 Working humidity range: 0~90%RH non-condensing

4.3 Storage temperature range: -40°C~+85°C

4.4 Storage humidity range: 10~95%RH

4.5 Temperature coefficient:±0.03%/°C(0~50°C)

4.6 Vibration:10~500Hz,2G,10min/cycle,60min, each along X, Y, Z axes

5,Safety & EMC

5.1 Safety standards:design refer to UL60950-1,TUV EN60950-1

5.2 Withstand voltage:I/P-O/P:1.5KVAC,I/P-FG:1.5KVAC O/P-FG:0.5KVAC

5.3 Isolation resistance:I/P-O/P,I/P-FG,O/P-FG:100MΩ/500VDC

5.4 EMC standards:design refer to EN55022,Class B

6,Others

6.1 MTBF:100,000 hours min, MIL-HDBK-217F(25°C)

6.3 Connection:7P/9.5mm pitch terminal block