/ Use
A quadrifurcation is a set of copper cables connected on a terminal block, surrounded by black heat-shrink tubing and fitted with TFK-type watertight lugs for earthing and short-circuiting devices for 3 phases, 1 earth and 1 neutral or 4 phases and 1 earth.
It can be used to equip or replace substation short-circuiting and earthing cables.