Summary

This Recommendation deals with constructing and maintaining telecommunication cable lines with plastic insulated conductors from the effects of induced voltages.

It gives information about:

–           the appearance of induced voltages, the magnitude of which is higher than 1200 V;

–           conditions that allow such overvoltages;

–           the necessity of safety precautions for staff;

–           protection requirements for equipment, joints and termination devices.

Reference is made to the Directives, Vol. VI and VII.