Integration principles and description

AN3165

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Doc ID 17180 Rev 1

The following table shows the performances obtained.

4.4.3

3-ph inverter board input stage modification

When all boards are connected as shown in Figure 14, the 3-ph inverter boards are supplied

by a regulated DC voltage and are intended as parts of a whole interconnected system.

Therefore, their input stage must be modified as shown in Figure 16.

Figure 16.

Modified input stage for 3-ph inverter boards

Table 6.

System performances

Input voltage

Output voltage

Input power

P.F.

Current T.H.D.

185 Vrms/50 Hz

350 Vdc

850 W

0.996

2.7