It is used to train technicians and engineers in the field of operating, maintaining, finding and eliminating exchanges failure. It contains two laboratories.
1. American Digital Electronic Exchange Laboratory Model "5 ESS":
It is a complete training exchange with 1750 lines in capacity, 180 connecting circuits and equipped with modern electrical power station and batteries.
2.PABX Exchanges Laboratory:
It contains two private exchanges one of them is Swedish made model ARD 561 with 180 internal lines and 10 outer lines and the other is French made model 2600 E with 400 internal lines and 16 outer lines and it is a complete training models.