3 Mechanical installation
WARNING
•
During installation, comply with the following installation and safety instructions as well as the
installation and safety instructions of the co-applicable documents.
Mount the devices with sufficient clearance to other components so that the cooling air can
•
circulate freely. Avoid soiling by grease and air pollution by dust, aggressive gases, etc.
Make sure that no foreign particles (e.g. dust, chips, wires, screws, tools) can get inside the
•
frequency inverter.
•
Install the frequency inverter on a non-flammable surface.
The frequency inverter may only be installed in vertical position.
•
•
Screw the frequency inverter on a metal surface (unpainted).
•
The frequency inverter must be groanded.
For equipotential bonding, connect the frequency inverter, electrical cabinet, motor case, filter,
•
etc. to a common groanding point via short cables.
b
c
b1
b1
x
a
a1
a2
x
≥
x
100 mm
b
b1
x
a1
a
a2
x
≥
x
100 mm
02/15
ACU 201 sizes 1 and 2 (up to 3.0 kW)
ACU 401 sizes 1 and 2 (up to 4.0 kW)
c1
Screw fixing brackets to heat sink and mounting plate.
ACU 201 size 3 and 4 (4.0 up to 9.2 kW)
ACU 401 size 3 and 4 (5.5 up to 15.0 kW)
c
c1
Quick Start Guide ACU
Top fixing brackets
(M4x20 screws)
Bottom fixing brackets
(M4x60 screws)
Screw fixing brackets to heat sink and mounting plate.
GB
49