Drive of category C2: drive of rated voltage less than 1000 V and intended to be installed
and started up only by a professional when used in the first environment.
Note:
A professional is a person or organization having necessary skills in installing and/or starting
up power drive systems, including their EMC aspects.
Drive of category C3: drive of rated voltage less than 1000 V, intended for use in the second
environment and not intended for use in the first environment.
￭ Category C1
The emission limits are complied with the following provisions:
1. The optional EMC filter is selected according to the documentation and installed as
specified in the EMC filter manual.
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 section
Maximum recommended motor cable length (page 125).
WARNING!
In a domestic environment, this product may cause radio inference, in which case
supplementary mitigation measures may be required.
￭ Category C2
The emission limits are complied with the following provisions:
1. (For R0...R2) The optional EMC filter is selected according to the documentation and
installed as specified in the EMC filter manual.
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 section
Maximum recommended motor cable length (page 125).
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 internal EMC filter connected on IT (ungrounded). The
supply network becomes connected to ground potential through the internal EMC filter
capacitors which may cause danger or damage to the drive. For disconnecting the EMC
filter see section Frames R0…R3 (page 67).
• Do not install a drive with internal EMC filter connected on corner-grounded TN systems;
otherwise the drive will be damaged. For disconnecting the internal EMC filter see
section Frames R0…R3 (page 67).
￭ 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.
Technical data 135
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