ReportNo. 019L036E
Page : 15 of 48
Version:1.0
4.
Power Harmonics and Voltage Fluctuation
4.1.
Power Harmonics and Voltage Fluctuation Test Equipment List
Item
Instrument
Manufacturer
Type No/Serial No.
Last Calibration
1
Power Harmonics Tester SCHAFFNER
Profline 2105-400
S/N: HK54148
Jun., 2001
2
Analyzer
SCHAFFNER
CCN 1000-1/X71887
Jun., 2001
3
No.3 Shielded Room
N/A
Note: All equipment upon which need to calibrated are with calibration period of 1 year.
4.2.
Test Setup
4.3.
Limits
ØLimits of Harmonics Currents
Harmonics
Order
Maximum Permissible
harmonic current
(in amperes)
Harmonics
Order
Maximum Permissible
harmonic current
(in amperes)
Odd harmonics
Even harmonics
3
2.30
2
1.08
5
1.14
4
0.43
7
0.77
6
0.30
9
0.40
8
≤ n ≤ 40
0.23 * 8/n
11
0.33
13
0.21
15
≤ n ≤ 39
0.15 * 15/n
Power Analyzer
Impedance Network
Power Source
EUT
Load
Controller
PC
Non-Conducted