To prepare European standards (ENs), Technical specifications (TSs) and Technical reports (TRs).

These documents will cover surge protective devices (SPDs) for protection against surges due to lightning and/or other transient overvoltages and their selection and application. These devices are to be used in power, telecommunication and/or signalling networks with voltages up to 1 000 V a.c. or 1 500 V d.c.