New PDF release: 16th edition IEE wiring regulations : explained and

By Brian Scaddan

ISBN-10: 0080488056

ISBN-13: 9780080488059

This re-creation brings this functional e-book into line with the sixteenth variation of the IEE Wiring rules which used to be released in could 1991. Brian Scaddan is the writer of "Wiring structures and Fault discovering for install Electricians".

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Additional info for 16th edition IEE wiring regulations : explained and illustrated

Sample text

Added to these requirements is the need to protect persons from burns by guarding parts of equipment liable to exceed temperatures listed in Table 42A of the Regulations. 50 Protection Figure 15 Mineral-insulated cable. On impact, all parts including the conductors are flattened, and a proportionate thickness of insulation remains between conductors, and conductors and sheath, without impairing the performance of the cable at normal working voltages Polyvinyl chloride PVC is a thermoplastic polymer widely used in electrical installation work for cable insulation, conduit and trunking.

Water projected by a nozzle from any direction under stated conditions shall have no harmful effect. 6 Protection against conditions on ships’ decks (deck with watertight equipment). Water from heavy seas shall not enter the enclosures under prescribed conditions. 7 Protection against immersion in water. It must not be possible for water to enter the enclosure under stated conditions of pressure and time. 8 Protection against indefinite immersion in water under specified pressure. It must not be possible for water to enter the enclosure.

IPXXB denotes protection against the test finger only, and IP4X indicates protection against small foreign bodies and a 1 mm diameter test wire. IEE Regulations 522–01 to 12 give details of the types of equipment, cables, enclosure etc. g an enclosure housing equipment in an AD8 environment (under water) would need to be to IPX8. 54 Protection Protection against electric shock (IEE Regs Chapter 41 and Section 471) There are two ways of receiving an electric shock: by direct contact, and by indirect contact.

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16th edition IEE wiring regulations : explained and illustrated by Brian Scaddan

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