Vfd Category Of C2; Vfd Category Of C3 - INVT Goodrive350 Series Operation Manual

Goodrive350 series high-performance multifunction VFD
C3: Rated voltage lower than 1000 V, applied to environments of Category II. They cannot be applied
to environments of Category I.
C4: Rated voltage higher than 1000 V, or rated current higher or equal to 400 A, applied to complex
systems in environments of Category II.
B.6.1 VFD category of C2
The induction disturbance limit meets the following stipulations:
1. Select an optional EMC filter according to Appendix D Optional peripheral accessories and install
it following the description in the EMC filter manual.
2. Select the motor and control cables according to the description in the manual.
3. Install the VFD according to the description in the manual.
4. For the maximum length of the motor cable, see section "EMC compatibility and motor cable
length".

B.6.2 VFD category of C3
The anti-interference performance of the VFD meets the requirements of environments Category II in
the IEC/EN 61800-3 standard.
The induction disturbance limit meets the following stipulations:
1. Select an optional EMC filter according to Appendix D Optional peripheral accessories and install
it following the description in the EMC filter manual.
2. Select the motor and control cables according to the description in the manual.
3. Install the VFD according to the description in the manual.
4. For the maximum length of the motor cable, see section "EMC compatibility and motor cable
length".

Currently in environments in China, the VFD may generate radio
interference, you need to take measures to reduce the interference.
VFDs of C3 category cannot be applied to civilian low-voltage common grids.
When applied to such grids, the VFDs may generate radio frequency
electromagnetic interference.
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Technical data