(v) be installed in a zone within 150 mm from the top of the wall or partition or within 150 mm of an angle formed by two adjoining walls or partitions. (iv) be mechanically protected against damage sufficient to prevent penetration of the cable by nails, screws and the like, or (iii) be enclosed in earthed trunking or ducting complying with BS EN 50085 and satisfying the requirements of these Regulations for a protective conductor, or (ii) be enclosed in earthed conduit complying with BS EN 61386 and satisfying the requirements of these Regulations for a protective conductor, or (i) incorporate an earthed metallic covering which complies with the requirements of the Regulations for a protective conductor of the circuit concerned, the cable complying with BS 5467, BS 6346, BS 6724, BS 7846, BS EN 60702-1 or BS 8436, or (v) be mechanically protected against damage sufficient to prevent penetration of the cable by nails, screws and the likeДҐ22.6.6Дљ cable concealed in a wall or partition at a depth of less than 50 mm from a surface of the wall or partition shall: (iv) be enclosed in earthed trunking or ducting complying with BS EN 50085 and satisfying the requirements of these Regulations for a protective conductor, or (iii) be enclosed in earthed conduit complying with BS EN 61386 and satisfying the requirements of these Regulations for a protective conductor, or (ii) incorporate an earthed metallic covering which complies with the requirements of these Regulations for a protective conductor of the circuit concerned, the cable complying with BS 5467, BS 6346, BS 6724, BS 7846, BS EN 60702-1 or BS 8436, or (i) be at least 50 mm measured vertically from the top, or bottom as appropriate, of the joist or batten, or A cable passing through a joist within a floor or ceiling construction or through a ceiling support (e.g. NOTE:Дћxamples are areas where the floor is likely to be penetrated and areas used by forklift trucksДҐ22.6.3 The degree of protection of electrical equipment shall be maintained after installation of the cables and conductors.ДҐ22.6.4Дљ wiring system buried in a floor shall be sufficiently protected to prevent damage caused by the intended use of the floor.ДҐ22.6.5Дљ cable installed under a floor or above a ceiling shall be run in such a position that it is not liable to be damaged by contact with the floor or the ceiling or their fixings. (iii) the provision of additional local or general protection against mechanical damage, or

(i) the mechanical characteristics of the wiring system, or by impact, abrasion, penetration, tension or compression during installation, use or maintenance.ДҐ22.6.2 In a fixed installation where impacts of medium severity (AG 2) or high severity (AG 3) can occur protection shall be afforded by: IEE Wiring Regulations Seventeenth EditionДҐ22.6.1 Wiring systems shall be selected and erected so as to minimize the damage arising from mechanical stress, e.g. Requirements for Electrical Installations

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