The fence systems used in the equipment are part of the group of Physical Protection Devices and must be selected, manufactured and installed in accordance with EN ISO 14120 standards. Among these protective devices there are fixed and movable types, which must be designed according to the same standards.

In certain areas of installation of protective devices (doors, passages, openings, window) there must be locking devices. The necessity and detailing of these locking devices are defined by EN ISO 14119 standards.