Chieftec Compact CSN-550C 550W SFX12V Energy label

80 PLUS Verification and Testing Report

TYPICAL EFFICIENCY (50% Load):

90.79%

AVERAGE EFFICIENCY :

89.53%

80 PLUS COMPLIANT:

YES

Value Units

100-240

Volts

8-4 Amps

47-63 Hz

550 Watts

Note: All measurements were taken with input voltage at 115 V nominal at 60 Hz. Input AC Current Waveform (ITHD = 9.78%, 50% Load)

RMS A

-12V 3.3V 5V 5Vsb

0.62 0.90 8.53% 10% 64.56 11.62/0.03 3.33/1.01 5.07/0.84 5.07/0.25 55.32

85.68%

1.13 0.95 11.95% 20% 123.49 11.63/0.05 3.32/2.01 5.07/1.68 5.06/0.5 110.74

89.68%

2.68 0.99 9.78% 50% 303.33 11.71/0.13 3.3/5.04 5.05/4.17 5.03/1.25 275.40

90.79%

5.44 0.99 9.55% 100% 619.90 12.06/0.25 3.27/10.05 5.02/8.33 4.98/2.51 546.22

88.11%

Rated Output Power

THD

(%)

Year

SFX

Rated Specifications

Input Voltage

Input

Watts

Load (%)

12V (cumulative of 12V1, 12V2, etc.)

DC Terminal Voltage (V)/ DC Load Current (A)

Input Current

Test Date

Input Frequency

4719.2

Type

Ecos ID #

Model Number

9/21/16

2016

Serial Number

CHIEFTEC

CSN-550C

Manufacturer

Output

Watts

11.98/38.07

12/19.15

Efficiency

12.05/3.83

12.03/7.68

10%

20%

30%

40%

50%

60%

70%

80%

90%

100%

0% 25% 50% 75% 100% 125%

Efficiency (%)

Loading (% of Rated Output Power)

Efficiency of the Power Supply

Efficiency %

Input Watts

Output Watts

100

200

300

400

500

600

700

20% 50% 100%

Power (Watts)

Loading (% of Rated Output Power)

Input and Output Power

These tests were conducted by a third party independent testing firm on behalf of the 80 PLUS Program. 80 PLUS is a certification program to promote highly-efficient power

supplies (greater than 80% efficiency in the active mode) in technology applications.

http://www.80plus.org/

-5

-4

-3

-2

-1

-200

-150

-100

-50

100

150

200

0 0.003 0.006 0.009 0.012 0.015

Current (A)

Voltage (V)

Time (s)

Input Current and Voltage Waveforms

Voltage Current