5.3
Step load
Figure 56.
Step load
5.4
Power factor, efficiency, and THDi
The table below shows the power factor (PF column), efficiency (n column), and THD (THDi column).
Table 6.
STDES-VRECTFD power factor, efficiency, and THDi
VAC
LN
[Vrms]
IAC [Arms] V
DC
[V] I
DC
[A] P
DC
[kW] S
AC
[kVA] P
AC
[kW]
n [%]
PF
f
sw
[kHz] THDi [%]
230
1.64
800
1.24
1
1.1360
1.0277
97.53
0.922
70
18.24
3.03
2.49
2
2.0984
2.0353
98.32
0.949
13.72
4.46
3.73
3
3.0839
3.0403
98.493 0.976
9.72
5.92
4.99
4
4.0919
4.0593
98.618 0.986
6.46
7.39
6.23
5
5.1078
5.0801
98.569 0.991
4.87
8.85
7.47
6
6.110
6.0877
98.491 0.994
4.57
10.27
8.67
7
7.096
7.0759
98.461 0.995
3.69
11.82
9.97
8
8.1639
8.1456
98.34
0.997
3.29
13.29
11.21
9
9.1716
9.1547
98.25
0.997
3.07
14.77
12.44
10
10.1935
10.1778
98.08
0.998
2.50
16.21
10.94
11
11.186
11.1719
97.99
0.998
2.42
17.76
14.96
12
12.27
12.26
97.86
0.999
2.31
19.29
16.2
13
13.30
13.29
97.74
0.999
1.99
20.74
17.39
14
14.31
14.29
97.59
0.999
2.01
22.26
18.66
15
15.357
15.345
97.49
0.999
2.01
UM2975
Step load
UM2975
-
Rev 1
page 33/63