Parker 890GTR - Transformer Harmonics

Technical Specifications E-25
890GTR Inverter Power Manual HA502996
Transformer Harmonics
• Nominal frequency = 60/50 Hz
• Fundamental primary current = 128 Arms
• Current present from inner-harmonics have been included into the closest harmonic
• The following table does not include the effects of distortion of the supply network due to other loads and non-linear
effects of the network
Nominal impedance = 5.75% p.u.; +/-7.5%
Frequency
(Hz)
harmonic
order
Magnitude
(Arms)
THD (%)
Frequency
(Hz)
harmonic
order
Magnitude
(Arms)
THD (%)
60
1
130.9
100.0
50
1
131.4
100.0
120
2
0.4
0.3
100
2
0.4
0.3
180
3
0.3
0.2
150
3
0.4
0.3
240
4
0.2
0.1
200
4
0.2
0.1
300
5
0.9
0.7
250
5
0.5
0.4
360
6
0.1
0.0
300
6
0.2
0.1
420
7
0.5
0.4
350
7
0.5
0.4
480
8
0.0
0.0
400
8
0.1
0.0
540
9
0.2
0.2
450
9
0.1
0.0
600
10
0.1
0.0
500
10
0.1
0.1
660
11
0.4
0.3
550
11
0.1
0.1
720
12
0.0
0.0
600
12
0.1
0.1
780
13
0.2
0.1
650
13
0.2
0.1
840
14
0.1
0.1
700
14
0.1
0.0
900
15
0.2
0.1
750
15
0.1
0.1
960
16
0.0
0.0
800
16
0.1
0.0
1020
17
0.3
0.3
850
17
0.1
0.1