Delta VP3000 Series - Page 671

Chapter 10 Accessories | VP3000
662
The table below shows the THDi specification when using Delta drive to work with AC reactors:
Current
Harmonics
Models without built-in reactors
Low Harmonic Models
No AC Reactor
3% AC Reactor
5% AC Reactor
No AC Reactor
5
th
46.85%
36.68%
29.87%
19.65%
7
th
44.11%
14.51%
8.80%
14.58%
11
th
36.39%
6.93%
6.03%
8.70%
13
th
32.03%
3.43%
3.19%
9.96%
THDi
86.57%
40.44%
32.07%
35.83%
NOTE: Low harmonic models can meet the 48% THDi required by the regulation
without adding a reactor. These models cannot use with AC reactors to suppress
the current harmonic; therefore, it is not recommended to add AC reactors for the
low hormonic models.
Table 10-42