Danfoss 176F4192 Manuale di installazione - Pagina 11
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In-bottom/Out-top Cooling Kit for FA11-FA12
Installation Guide
2.8 Installing the Base Plate and Bottom Duct
To attach the bottom duct to the base plate of the cabinet, use the following steps. Refer to
Procedure
1.
Remove the base plate from the Rittal cabinet and replace it with the base plate from the kit, which has a vent opening for
the bottom duct.
2.
Position the bottom duct over the vent opening in the base plate.
3.
Place the holes in the lower flange of the duct over the 6 threaded studs surrounding the opening in the base plate.
4.
Fasten 6 M5 hex nuts (T25) to the threaded studs.
5.
Collapse the duct and install the base plate between the pedestal and the cabinet frame using the existing fasteners.
1
2
3
Illustration 10: Installation of the Bottom Duct on the Base Plate
1
Base plate (with opening for duct)
2
Bottom duct assembly
3
Lower flange of duct
2.9 Mounting the Frequency Converter
To install the mounting plate and frequency converter in the cabinet, use the following steps. Refer to
Procedure
1.
Attach the mounting plate to the cabinet rails, making sure that the pem nuts face the back of the cabinet.
2.
Loosely fasten 3 M10 screws (not supplied) into the pem nuts at the lower end of the mounting plate.
Make sure that the screws are secure. The base of the frequency converter rests on these screws.
3.
Slightly lean the top of the frequency converter forward and set the cutouts in the base onto the 3 screws.
4.
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.
5.
Secure the top of the frequency converter using 3 M10 screws.
Torque the 6 M10 screws to 19 Nm (170 in-lb).
Danfoss A/S © 2022.12
Illustration
4
M5x18 screw
5
M5 hex nut
6
Threaded stud
AN361429548582en-000201 / 136R0255 | 11
Installation
10.
4
5
6
Illustration
11.