ACS 400 User’s Manual 1
Installation
Study these installation instructions carefully before proceeding. Failure to observe the warnings
and instructions may cause a malfunction or personal hazard.
Preparation before installation
To install the ACS 400 you need the following: screwdrivers, wire stripper, tape measure, 4 pieces
of 5x12 mm screws or nuts and bolts (depending on the mounting surface), drill.
At this point it is a good idea to check the motor nameplate data and write down the following:
supply voltage, nominal current, nominal frequency, and nominal speed.
Unpacking the unit
The ACS 400 is packaged with this User’s Manual, Conduit Box, Warning Stickers, and a separate
Installation Guide. The Installation Guide gives a summary of the installation instructions described
here.
To help you mark the mounting holes for installation of your ACS 400, a Wall Mounting Template is
drawn on the lid of the box. Remove the lid from the box and save it.
Step by step instructions
The installation of the ACS 400 has been broken down in a number of steps that are listed on page
2. The steps must be carried out in the order shown. At the right of each step, reference is made to
one or more Reference Sections on the following pages of this User’s Manual. These sections give
detailed information needed for the correct installation of the unit.
Warning! Before you begin read all of the Safety instructions.
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