1

Operating Temperature

0－+40

℃

Long-term employment

2

Storage temperature

-25－+55

℃

3

Relative humidity

5%－85%

Long-term operation without condensation

5%－95%

Not operating, no condensation

4

Atmospheric pressure

78.8-106

KPa

5

Elevation

≤2,000

m

Normal operation

6

Heat dissipation method

Forced air cooling

1

Input Characteristics

1.1

Rated Input Voltage

200-240

Vac

1.2

Input Voltage Range

187-264Vac

Vac

1.3

AC input voltage frequency

47—65

Hz

1.4

Efficiency

＞90

%

Input 220V, rated load output

1.5

Input current

≤13.3

A

Input 187V, rated load output

1.6

Input Power Factor

≥0.95

Full-range input 50%-100% load

(When the output voltage is 50V)

1.7

Maximum power input

2400

W

1.8

Input surge current

≤25

A

264Vac/50Hz input/rated load/cold state/ambient temperature 25°C

2

Output Characteristics

Serial Number

Project

Technical Requirements

Unit

Note

1－50V

2.1

Output Current Range

2.5-40

A

When outputting 50V/0A, the voltage must be stable.

2.2

Load Regulation

±1

%

When the output voltage is 50V (the voltage reference point is the voltage point set in the sixth item)

2.3

Voltage Regulation Accuracy

±1

%

2.4

Dynamic Response Recovery Time

Over-shoot

≤±5

%

25%－50%、50%－75%

(At an output voltage of 50V)

≤500

µS

2.5

Dynamic response overshoot

≤±5

%

2.5–40A load variation, 25%–75% load variation (at 50V output voltage)

2.6

Output ripple and noise

≤200

mVp-p

Output at full load, bandwidth 20MHz, output connected in parallel with a 10μF electrolytic capacitor and a 0.1μF polyester capacitor (at 50V output voltage).

2.7

Output Hold Time

≥15

ms

Output voltage is less than 49.5V

≥20

Output voltage is less than 45V

2.8

Power-on output delay

≤7

S

220Vac(At an output voltage of 50V)

2.9

Power-on/off overshoot

≤±5

%

When the output voltage is 50V (Test method: First turn on the power supply, then apply a 10V set voltage to observe the power-on/off overshoot)

2.10

Output rise time

30±5

ms

Output voltage rises from 10% to 90% at rated load (output voltage 50V) (Test method: First turn on the power supply, then apply a 10V set voltage to measure the output rise time)

2.11

Load-bearing capacity response time

≤240

µS

When the output voltage is 50V, the rise time of the measured current when the load changes from 0A to 40A

2.12

PFC Output Voltage RMS Value

400±10

V

Output at full load

2.13

PFC Output Ripple

≤30

V

Output at full load