SNR RDC-48-540-STD [4/15] V electrical characteristics

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V. Electrical Characteristics

1 Input Characteristics

No. Items Technical Specifications Unit Remarks

1.1 Input rated voltage 100－240 Vac

1.2 Input voltage range 90－264 Vac Rated input, full load

1.3

Input voltage range

limiting

90－280 Vac

1.4 Input voltage frequency 47－63 Hz

1.5 Input Current <8.4 A

Lowest input voltage, rated

load

1.6 Input Shock Current <50 A

Cold start-up, max input

voltage

2 Output Characteristics

No. Items Technical Requirements Unit Remarks

2.1 Min output current 0 A

2.2 Max output current 10 A Forced air cooling

2.3 Output voltage range +54±0.5 Vdc

Power supply voltage refers

to the voltage after two

rectified modules are

integrated (voltage drop

inside distribution unit is

0.3V )

2.4 Output ripple & noise ≤200 mVp-p

Rated load, frequency band

is limited to 20MHz

2.5 PFC >0.95

Input voltage 264 －280Vac,

it is OK for PFC to be not

satisfied with 0.95

2.6 Output power 270（typical value） W

Air cooling, for single

module

2.7 Efficiency >80%

Rated input voltage (220Vac)

rated load

2.8

Turn-on output delay

≤5 S

Vin=220Vac

2.9

Output rising time

≤100

Output voltage rises

from 10% to 90%, rated

load.

2.10

Output holding time

>10

2.11 Turn on/off overshoot ≤5 %Vo

Overshoot

≤5 %Vo

2.12

Transient

Response

Recovery

time

≤200 µS

25%—50%—25%

or 50%—75%—50%

load change

2.13 Temperature coefficient ±0.02

%/℃

2.0V±0.2

Output 5A

2.14

LS terminal voltage (for

single module)

1.0V±0.2

Output 2.5A

SNR RDC-48-540-STD [4/15] V electrical characteristics

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