5 Attachment and connection to ground of the shieldIng of cables 6, 7and 8 as to the speed close as possible controller: strip the shielding use cable clamps of size on the parts from which the shlelding has been strlpped, to attach them to the casing 1 The shielding must be clamped onto the c sufficiently tightly to create a good contact. types of clamp stainless steel.