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Page 45 of 106                      Report No.: NTEK-2011NT1009314E 

 

 

 
3.3 HARMONICS CURRENT 
 
3.3.1  LIMITS OF HARMONICS CURRENT 
 
 

 

 

 

 
 
 

Page 46 of 106                      Report No.: NTEK-2011NT1009314E 

 

 

 

3.3.1.1TEST PROCEDURE 
a. The EUT was placed on the top of a wooden table 0.8 meters above the ground and operated
to produce the maximum harmonic components under normal operating conditions. 
b. The classification of EUT is according to section 5 of EN 61000-3-2. The EUT is 
classified as follows: 
Class A: Balanced three-phase equipment, Household appliances excluding equipment as 
Class D, Tools excluding portable tools, Dimmers for incandescent lamps, audio 
equipment, equipment not specified in one of the three other classes. 
Class B: Portable tools. Portable tools.; Arc welding equipment which is not professional 
equipment. 
Class C: Lighting equipment. 
Class D: Equipment having a specified power less than or equal to600 W of the following 
types: Personal computers and personal computer monitors and television 
receivers. 
c. The correspondent test program of test instrument to measure the current harmonics 
emanated from EUT is chosen. The measure time shall be not less than the time necessary for 
the EUT to be exercised. 

  

 

3.3.1.2  EUT OPERATING CONDITIONS 
The EUT tested system was configured as the statements of 2.3 Unless otherwise a special 
operating condition is specified in the follows during the testing. 

  

 

  

 

 

 

3.3.1.3 TEST SETUP 

  

 

Page 47 of 106                      Report No.: NTEK-2011NT1009314E 

 

 

 
3.3.2 TEST RESULTS 
 

EUT： 

AM/FM radio & speaker dock 
for ipod/iphone 

Model Name  ： 

Jbl on time™ micro 

Temperature： 

25 ℃ 

Relative Humidity： 45% 

Pressure： 

1010 hPa 

Test Date : 

2011-10-17 

Test Mode  ： 

Audio in 

Test Power ： 

DC 12V From Adapter AC 230V/50Hz 

 
 

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Order (n):   

None 

Order (n):   

None 

Order (n):   

None 

 
 

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DS (time):   

None 

Order (n):   

None 

Page 48 of 106                      Report No.: NTEK-2011NT1009314E 

 

 

 

Hn 

Ieff [A] 

Ieff [%]   

Limit [A] 

Result 

1 27.554E-3 

100.000 

 

 

2 0.998E-3 3.621  972.00E-3  PASS 
3 15.040E-3 54.585 

2.07 

PASS 

4 1.959E-3 7.109  387.00E-3  PASS 
5 14.664E-3 53.218 

1.03 

PASS 

6 1.138E-3 4.132  270.00E-3  PASS 
7 14.417E-3 52.321  693.00E-3  PASS 
8 850.203E-6  3.086 

207.00E-3 

PASS 

9 14.381E-3 52.193  360.00E-3  PASS 

10 996.731E-6 

3.617 

165.60E-3 

PASS 

11 13.921E-3  50.522 

297.00E-3 

PASS 

12 872.720E-6 

3.167 

138.00E-3 

PASS 

13 13.220E-3  47.979 

189.00E-3 

PASS 

14 1.035E-3  3.758  118.29E-3  PASS 
15 12.452E-3  45.192 

135.00E-3 

PASS 

16 730.958E-6 

2.653 

103.50E-3 

PASS 

17 11.776E-3  42.738 

119.11E-3 

PASS 

18 1.108E-3  4.023 

92.00E-3  PASS 

19 11.056E-3  40.126 

106.58E-3 

PASS 

20 735.282E-6 

2.668 

82.80E-3 

PASS 

21 10.415E-3  37.799 

96.43E-3 

PASS 

22 993.032E-6 

3.604 

75.28E-3 

PASS 

23 9.555E-3 34.676 

88.05E-3  PASS 

24 623.689E-6 

2.263 

68.99E-3 

PASS 

25 8.685E-3 31.521 

81.00E-3  PASS 

26 633.037E-6 

2.297 

63.69E-3 

PASS 

27 7.950E-3 28.851 

75.00E-3  PASS 

28 613.046E-6 

2.225 

59.14E-3 

PASS 

29 7.012E-3 25.450 

69.83E-3  PASS 

30 625.548E-6 

2.270 

55.20E-3 

PASS 

31 6.326E-3 22.959 

65.32E-3  PASS 

32 602.862E-6 

2.188 

51.75E-3 

PASS 

33 5.488E-3 19.917 

61.36E-3  PASS 

34 555.234E-6 

2.015 

48.71E-3 

PASS 

35 4.752E-3 17.244 

57.86E-3  PASS 

36 809.275E-6 

2.937 

46.00E-3 

PASS 

37 4.101E-3 14.883 

54.73E-3  PASS 

38 524.659E-6 

1.904 

43.58E-3 

PASS 

39 3.366E-3 12.216 

51.92E-3  PASS 

40 778.056E-6 

2.824 

41.40E-3 

PASS