Vacon NX series, Руководство пользователя

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5
vacon • 54 Installation
Local contacts: http://drives.danfoss.com/danfoss-drives/local-contacts/
Figure 25. Mounting points of FI13 AFE unit
5.1.2 LCL filter
The LCL filter can only be mounted in a vertical position on the floor of a cubicle. Enough space must
be reserved around the LCL filter to ensure sufficient cooling, see Figure 33. Follow the minimum
dimensions for installation, see Table 29. Required cooling air capacity and minimum air holes on
the switchgear, see Table 30. LCL filters cooling air airflow is present in Figure 34 and Figure 35.
Also make sure that the floor is relatively even. The LCL filter must be attached properly so it can
not move.
In the LCL filter for the FI13 Active Front End unit, the connection direction can change from right
to left, see Appendix 81 and Appendix 82. Follow the instruction below:
1. Open fastenings numbered by 1 in Figure 26.
2. Open fastenings numbered by 2 in Figure 26.
3. Remove bus bars.
4. Remove the (dark grey) from the right side and place it in same place to the left.
5. Place the bus bars like in Figure 27.
6. Close fastenings numbered by 2 in Figure 27.
7. Close fastenings numbered by 1 in Figure 27.