ABB ACH580-01 Series, Hardware Manual, Page: 302 / 396

302 Technical data
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Category C2
The emission limits are complied with the following provisions:
2. The motor and control cables are selected as specified in this manual.
3. The drive is installed according to the instructions given in this manual.
4. For the maximum motor cable length with 4 kHz switching frequency, see page
287 .
WARNING! The drive may cause radio interference if used in residential or domestic
environment. The user is required to take measures to prevent interference, in
association to the requirements for the CE compliance listed above, if necessary.
Note: Do not install a drive with the EMC filter connected to a system that the filter is
not suitable for. This can cause danger, or damage the drive.
Note: Do not install a drive with the ground-to-phase varistor connected to a system
that the varistor is not suitable for. If you do, the varistor circuit can be damaged.
If you install the drive to any other system than symmetrically grounded TN-S system,
you may need to disconnect the EMC filter or the ground-to-phase varistor. See
sections:
IEC: Checking the compatibility with IT (ungrounded), corner-grounded delta,
midpoint-grounded delta and TT systems on page 116
North America: Checking the compatibility with IT (ungrounded), corner-grounded
delta, midpoint-grounded delta and TT systems on page 170
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Category C3
The drive complies with the standard with the following provisions:
1. The motor and control cables are selected as specified in this manual.
2. The drive is installed according to the instructions given in this manual.
3. For the maximum motor cable length with 4 kHz switching frequency, see page
287
WARNING! A drive of category C3 is not intended to be used on a low-voltage public
network which supplies domestic premises. Radio frequency interference is expected
if the drive is used on such a network.