4.
1.
2.
3.
4.
5.
6.
7.
8.
Secure the bottom cover using the M5x14 screws (T25).
Torque screws to 2.3 Nm (20 in-lb). FA11 frequency converters require 8 screws, and FA12 frequency converters require 10
screws.
1
e3
0b
g2
43
.1
0
2
3
4
5
6
7
8
Illustration 8: Installation of the Bottom Cover
1
Frequency converter
2
Cooling back channel
3
Bottom gasket
4
Bottom cover
5
M5x14 screws
6
Drain hole
7
Mounting plate
8
Cabinet rails
2.7 Mounting the Frequency Converter
To install the mounting plate and frequency converter in the cabinet, use the following steps. Refer to
.
Procedure
Remove the paper backing from both 6-hole gaskets, exposing the adhesive.
Adhere 1 gasket around the vent opening on each side of the mounting plate.
Position the mounting plate in the Rittal cabinet, aligning the top mounting plate hole with the 5
th
hole from the top of the
cabinet rails.
Check that the pem nuts face the back of the cabinet.
Fasten the mounting plate to the cabinet rails with 14 M5x10 thread-forming screws.
Loosely fasten 3 M10 screws (not supplied) into the pem nuts at the lower end of the mounting plate.
Check that the screws are secure. The base of the frequency converter rests on the screws.
Slightly lean the top of the frequency converter forward and set the cutouts in the base onto the 3 screws.
Slowly push the top of the frequency converter back against the mounting plate until the top 3 pem nuts line up with the
holes in the frequency converter.
Secure the top of the frequency converter using 3 M10 screws.
Torque the 6 M10 screws to 19 Nm (170 in-lb).
AN361428862578en-000101 / 136R0249 | 11
Danfoss A/S © 2022.03
Installation
In-back/Out-back Cooling Kit for FA11-FA12
Installation Guide
