How this discussion come onto covenants is a mystery as a covenant does not give anyone the right to use someones land.
Could be an easement if owned by one of the houses and if they have been their long enough they would now have a right to be their if any land that owned them has been sold once with them in place due to the Law of Property Act 1925
They will however most likely be owned by the electricity supplier so will be most likely covered as a wayleave.
Talk to the electricity board and ask them to move it. They do have statatory powers which they can call on allowing them to refuse but the chances are they will not.
Could be an easement if owned by one of the houses and if they have been their long enough they would now have a right to be their if any land that owned them has been sold once with them in place due to the Law of Property Act 1925
1)A conveyance of land shall be deemed to include and shall by virtue of this Act operate to convey, with the land, all buildings, erections, fixtures, commons, hedges, ditches, fences, ways, waters, water-courses, liberties, privileges, easements, rights, and advantages whatsoever, appertaining or reputed to appertain to the land, or any part thereof, or, at the time of conveyance, demised, occupied, or enjoyed with, or reputed or known as part or parcel of or appurtenant to the land or any part thereof
They will however most likely be owned by the electricity supplier so will be most likely covered as a wayleave.
Talk to the electricity board and ask them to move it. They do have statatory powers which they can call on allowing them to refuse but the chances are they will not.