Operating Instructions ACU
6.6 Size 7: ACU 401 (75.0 to 132.0 kW)
The illustration shows an example for mechanical installation of air-cooled frequency
inverters. The dimensions and fitting elements correspond to those of liquid-cooled size 7
devices.
The frequency inverter is mounted in a vertical position on the assembly panel. The following
illustration shows the standard fitting.
The diameter of the fixing holes is 9 mm.
For assembly the back wall of the frequency inverter is screwed to the assembly panel.
The dimensions of the device and the installation dimensions are those of the standard device
without optional components and are given in millimeters.
a
b
c
c1
c2
c3
b1
b2
b3
a1
x
x
x
300 mm
x
300 mm