INVT Goodrive350-19 Series Operation Manual page 476

Goodrive350-19 Series VFD for Crane
Category C3: VFD of rated voltage lower than 1000V, applied to the second environment. They
cannot be applied to the first environment.
Category C4: VFD of rated voltage higher than 1000V, or rated current higher or equal to 400A,
applied to complex systems in the second environment.
B.6.1 VFD category of C2
The induction disturbance limit meets the following stipulations:

Select an optional EMC filter according to and install it following the description in the EMC filter
manual.

Select the motor and control cables according to the description in the manual.

Install the VFD according to the description in the manual.
The product may generate radio interference in some environments, and 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 the second environment in
the IEC/EN 61800-3 standard.
The induction disturbance limit meets the following stipulations:

Select an optional EMC filter according to and install it following the description in the EMC filter
manual.

Select the motor and control cables according to the description in the manual.

Install the VFD according to the description in the manual.
VFDs of category C3 cannot be applied to civilian low-voltage common grids. When
applied to such grids, the VFD may generate radio frequency electromagnetic
interference.
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Technical data