The ornamental design for a powermodule of a frequency converter, as shown and described.
The patent or application file contains at least one drawing executed in color. Copies of this patent or patent application publication with color drawing(s) will be provided by the Office upon request and payment of the necessary fee.
FIG. 1 is a top, front, left side perspective view of a power module of a frequency converter, showing our new design;
FIG. 2 is a bottom, rear, right side perspective view thereof;
FIG. 3 is a top plan view thereof;
FIG. 4 is a bottom plan view thereof;
FIG. 5 is a left side elevation view thereof;
FIG. 6 is a right side elevation view thereof;
FIG. 7 is a rear elevation view thereof; and,
FIG. 8 is a front elevation view thereof.
The equal length broken lines in the drawings depict portions of the power module for a frequency converter that form no part of the claimed design.