Device for installing data transmission network over line, is fastened to support rail, where device comprises adapter and bell transformer, and support rail is cap rail, where line is current line

摘要

The device (302) is fastened to a support rail (313), where the device comprises an adapter and a bell transformer. The support rail is a cap rail, and a line is a current line, where a phase coupler is provided for coupling the phases in a multi-phase power system for the data transmission.