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Fficiency and, Ower, Osses – B&B Electronics NTPS-48-5 - Datasheet User Manual

Page 6: 48v, 5a, s

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CS10.481

CSeries

48V, 5A, S

INGLE

P

HASE

I

NPUT

Nov. 2006 / Rev.1.1 DS-CS10.481-EN
All parameters are specified at 48V, 5A, 230Vac, 25°C ambient and after a 5 minutes run-in time unless otherwise noted.

www.pulspower.com Phone +49 89 9278 0 Germany

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9. E

FFICIENCY AND

P

OWER

L

OSSES

AC 100V

AC 120V

AC 230V

Efficiency

typ.

90.7% 91.0% 91.6%

5A,

48V

Power

losses

typ.

5.8W 8.4W 7.5W

0A

typ. 12.0W 12.3W 11.3W

2.5A,

48V

typ. 25.1W 24.1W 22.4W

5A,

48V

typ. 31.9W 29.6W 27.9W

6A,

48V

Fig. 9-1 Efficiency vs. output current at 48V

Fig. 9-2 Losses vs. output current at 48V

Efficiency

1

89

90

91

88

92%

120Vac

100V

ac

230Vac

6A

2

4

5

Output Current

3

Power Losses

0

1

2

4

5

6A

0

4

12

16

24

28

32W

120Vac

100Vac

230Vac

Output Current

8

3

20

100Vac

120Vac

230Vac

Fig. 9-3 Efficiency vs. input voltage, 48V, 5A

Fig. 9-4 Losses vs. input voltage, 48V, 5A

Efficiency

85

120

155

190

225 260

Vac

88

89

90

Input Voltage

91

92%

Power Losses

9

12

15

18

21

Input Voltage

24

27W

85

120

155

190

225 260

Vac