The ornamental design for an equipment for control of electric power, as shown and described.
FIG. 1 is a front view of an equipment for control of electric power, showing our new design;
FIG. 2 is a rear view thereof;
FIG. 3 is a top view thereof;
FIG. 4 is a bottom view thereof;
FIG. 5 is a right side view thereof;
FIG. 6 is a left side view thereof; and,
FIG. 7 is a front, bottom and left side perspective view thereof.
The broken lines immediately adjacent to the claim depict the bounds of the claimed design while all other broken lines are directed to environment, the broken line form no part of the design.