4. The drive is installed according to the instructions given in the hardware manual.
5. Maximum motor cable length is 100 meters (328 ft).
WARNING!
The drive may cause radio interference if used in a residential or domestic
environment. The installer is required to take measures to prevent interference,
in addition to the requirements for CE compliance listed above, if necessary.
WARNING!
Do not install a drive equipped with the C2 EMC filter on IT (ungrounded)
systems. The supply network becomes connected to ground potential through
the EMC filter capacitors which may cause danger or damage the unit.
￭
Category C3
The drive complies with the standard with the following provisions:
1. The drive is installed according to the instructions given in the appropriate drive
hardware manual.
2. Maximum motor cable length is 100 meters (328 ft).
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.
￭
Category C4
The drive complies with the C4 category with these provisions:
1. It is made sure that no excessive emission is propagated to neighboring
low-voltage networks. In some cases, the natural suppression in transformers
and cables is sufficient. If in doubt, a supply transformer with static screening
between the primary and secondary windings can be used.
Technical data 245
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