1.4.6 Installing AC Input Busbars
To install the AC input busbars, use the following steps. The
AC input busbars can look different when the drive includes
extra input options, such as an RFI filter or mains fuses.
Illustration 1.2
shows the AC input busbars configured to
include mains fuses.
1.
The next step differs based on the input options
present in the drive. Select the appropriate procedure
for the drive:
•
No options
•
Mains fuses only
•
RFI filter only
•
Mains fuses and RFI filter
No options
1.
Position the 3 AC input busbars in the drive.
2.
Secure 3 nuts (13 mm), 1 in the top of each AC input
busbar.
3.
Fasten 3 nuts (13 mm), 1 in the bottom of each AC
input busbar.
4.
Connect the customer mains input power wiring.
5.
Replace the air baffle and secure with 4 screws (T25)
and 2 nuts (13 mm).
Mains fuses only
1.
Position the 3 AC input busbars in the drive.
2.
Secure 3 nuts (13 mm), 1 in the top of each AC input
busbar.
3.
Install the 3 mains fuses by securing 6 nuts (13 mm),
1 at each end of the fuses.
4.
Connect the customer mains input power wiring.
5.
Replace the air baffle and secure with 4 screws (T25)
and 2 nuts (13 mm).
RFI filter only
1.
Connect the RFI cable to MK100 on the RFI printed
circuit card.
2.
Fasten the RFI filter to the side channels of the drive
with 4 thread-cutting screws (T20).
3.
Secure the top of the RFI filter using 3 nuts (13 mm),
1 per phase.
4.
Secure the bottom of the RFI filter using 6 nuts
(13 mm), 2 per phase.
5.
Connect the customer mains input power wiring.
6.
Replace the air baffle and secure with 4 screws (T25)
and 2 nuts (13 mm).
Mains fuses and RFI filter
1.
Connect the RFI cable to MK100 on the RFI printed
circuit card.
2.
Fasten the RFI filter to the side channels of the drive
with 4 thread-cutting screws (T20).
3.
Secure the top of the RFI filter using 3 nuts (13 mm),
1 per phase.
4.
Install 3 mains fuses using 6 nuts (13 mm), 1 at each
end of the fuses.
5.
Connect the customer mains input power wiring.
6.
Replace the air baffle and secure with 4 screws (T25)
and 2 nuts (13 mm).
Installation Instructions
300 A/500 A Current Sensor Kit for D2h/D4h/D7h/D8h Drives
VLT
®
FC Series FC 102, FC 103, FC 202, FC 302
MI70V202
Danfoss A/S © 07/2018 All rights reserved.
9
