Danfoss VLT Midi Drive FC 280 Operating Instructions Manual page 11

Mechanical Installation
3.3.3 Mounting
To mount the bus decoupling kit:
1. Place the horizontal decoupling plate on the
control cassette that is mounted on the
frequency converter, and fasten the plate using 2
screws, as shown in Illustration 3.4. Tightening
torque 0.7–1.0 Nm.
2. Optional: Mount the vertical decoupling plate as
follows:
2a Remove the 2 mechanical springs and 2
metal clamps from the horizontal plate.
2b Mount the mechanical springs and
metal clamps on the vertical plate.
2c Fasten the plate with 2 screws, as shown
in Illustration 3.5. Tightening torque 0.7–
1.0 Nm.
NOTICE
If the IP21 top cover is used, do not mount the vertical
decoupling plate, because its height affects the proper
installation of the IP21 top cover.
1 Mechanical springs
2 Metal clamps
3 Screws
Illustration 3.4 Fasten the Horizontal Decoupling Plate with
Screws
MG07A102
Operating Instructions
1
1
2
2
Illustration 3.5 Fasten the Vertical Decoupling Plate with
Screws
Both Illustration 3.4 and Illustration 3.5 show PROFINET
3
sockets. The actual sockets are based on the type of the
control cassette mounted on the frequency converter.
3.
4.
Danfoss A/S © 11/2015 All rights reserved.
Vertical decoupling plate
Screws
Push the PROFIBUS/PROFINET/CANopen/Ethernet
cable connectors into the sockets in the control
cassette.
4a Place the PROFIBUS/CANopen cables
between the spring-loaded metal
clamps to establish mechanical fixation
and electrical contact between the
screened sections of the cables and the
clamps.
4b Place the PROFINET/Ethernet cables
between the spring-loaded metal
clamps to establish mechanical fixation
between the cables and the clamps.
1
3 3
2
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