The construction of the electric motor should follow the rules that determine how the electric motor mro supply should be built, how much should have its dimensions, its protection, power and other aspects.
The Voges is one of the companies that manufactures electric induction motors and it follows the rules of the Brazilian Association of Technical Standards (ABNT), the International Electrotechnical Commission (IEC), and the National Electrical Manufacturers Association (NEMA).
The ABNT that standardizes the manufacture of electric motor and which is followed by Voges is the norm NBR 5031. The electric motor has a box with side links that are placed after the designation during construction, indicate what will be the position of the compared shaft box.
You will need to have the front view of the junction box and the indication of the letter E when the electric motor shaft is on the left side of the junction box and the letter D should be when the electric motor shaft is on the right.