scope:

This document applies to the interface of equipment designed and intended to be connected as a communication terminal to an information and communication technology (ICT) network termination.

This document does not apply to:

• equipment covered by IEC 62368-1; and

• interfaces to other networks.

NOTE 1 An example of 'other networks' is a dedicated Home and Building Electronic Systems/Building Automation and Control Systems HBES/BACS network covered by EN 50491-3.

This document specifies the safety requirements of the interface to the ICT network only.

NOTE 2 See Annex D.

Requirements additional to those specified in this document may be necessary for

• equipment intended for operation while exposed, for example, to extremes of temperature, to excessive dust, moisture, or vibration, to flammable gases, to corrosive or explosive atmospheres,

• electro medical applications with physical connections to the patient.

The following requirements are not covered by this document:

• functional safety of equipment;

• functional reliability of equipment;

• communication facilities with remote supply using hazardous voltage;

• protection of equipment connected to ICT networks from functional damage.