[300.20(A)]. So as to avoid heating the surrounding ferrous metal
via induction.
[300.20(A)]. By grouping the ungrounded conductors together.
[300.20(B)]. By cutting slots or passing all of the conductors
through an insulating wall.
[300.22(B)]. They must effectively close any openings in the
connection. The reason for this is to prevent the spread of byproducts of
combustion from the raceway into the environmental air.
[300.23]. Because the panels must be arranged and secured so as to
allow the removal of the panels and access to the equipment.