The serie 117 es hermana de la serie 115, is used de forma conjunta con esta en aquellas aplicaciones donde no es posible intercambiar los de sistemas.
Series 117
Series 117 is a series series 115, and is used together with those applications where it is not possible to exchange systems.
The 117 series is the sister of the 115 series, and is used in conjunction with it in those applications where it is not possible to interchange the systems.