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GD350A series high-performance multifunction VFD
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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 "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.
Currently in environments in China, the VFD may generate radio interference,
you need to take measures to reduce the interference.
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 "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.
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.