4.
5.
6.
7.
8.
1.
2.
A
B
C
e3
0b
i7
21
.1
0
Illustration 79: Power Cell Input Terminals A, B, C
Power up the power cell and check the indicator lights on the power cell.
e3
0b
i7
22
.1
0
Illustration 80: Power Cell Indicator Locations
The status of the power cell is normal if the indicators PWR and COM are on.
If any other LED indicators are on, further inspection is necessary. Contact Danfoss.
Keep the power cell powered up for one hour.
If after one hour there is nothing abnormal shown by the power cell indicators, the maintenance is done.
Turn off the power and remove the connections.
Put power cell back in the drive cabinet, or if stored, in its insulated plastic bag.
If there are any problems, contact Danfoss.
9.8.2 Replacing the Power Cells
Cut off the system power according to
9.2 Standard Maintenance Process
and take all the safety measures.
Procedure
Disconnect the fiber optical wiring (A) from the power cell.
9.8.2.1 Diagram of the Power Cell Replacement
Remove the combination screws from the interconnection busbars (B) on the two sides of the power cells. Retain the
screws carefully.
Use an M6/M8 torque sleeve wrench.
AQ363633621020en-000201 / 172F3117
88 | Danfoss A/S © 2021.06
Maintenance
VACON® 1000
Operating Guide
Summary of Contents for VACON 1000
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