4. Special rules for HV delivery substations (up to 33 kV)

4.1 Prior approval from the public distribution system operator

Prior to any installation, prior approval must be sought from the public distribution network operator regarding the planned arrangements for both the choice of delivery station equipment and its location. Any modification to the initial arrangements must also be submitted to the public network operator.

The application for prior approval from the public network operator must include the following information:

• the position of the substation in relation to adjoining roads and indication of access roads or feeder pipe crossings;

• the connection diagram for the delivery substation and earth circuits;

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