They are used to reverse between two energy sources (generator and concessionaire) without interruption. The main objective is to avoid the light “blinking”, beyond to contribute to the reduction of departure chains (6 to 7 times the nominal to engines). It happens because exists the synchronization with the concessionaire, slowly transferring the net load to the generator, it means, like a slope. It is very much used on generation at high consumption time.
Mil Geradores presents parallelism tables for renting and a specialized team to execute the project and the system mounting.