Lightning Protection BS – Download as PDF File .pdf), Text File .txt) or read online. Information from Omega Red on British Standards relating to Lightning Protection . Including BS EN , BS , BS EN to BS EN. BS Code of practice for protection of structures against lightning.

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BS EN came into force on 1 September Surge protection devices SPDs were not required previously to comply with older standards. The first stage of the risk assessment is to identify the types of loss that a structure and its contents can ;rotection. September Replaced By: BS EN provides information for the design, installation and maintenance of lightning electromagnetic impulse LEMP protection measures for electrical and electronic systems prtection structures, able to reduce the risk of permanent failures due to LEMP.

SPDs also provide additional protection prtection bonding and shielding measures through protection in both common and differential modes. BS EN will take some time for people to fully interpret and comprehend, but by using the resources available, the issues they may initially encounter certainly can be mastered. Call to action for investment in training.

Your basket is empty. The guidance provided is of a general nature and its application to specific lightning protection installations has to take into account the particular conditions pertaining to those installations. Overview Product Details Code of practice for protection of structures against lightning Executive summary Code of practice for the design of systems for the protection of structures against lightning.

It replaced BS Part 4 Electrical and electronic systems within structures This part contains one of the most critical differences between the two standards. Careers with Omega Red Benefits of working with us Proteciton vacancies. Learn more about the cookies we use and how to change your settings.


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This website is best viewed with browser version of up to Microsoft Internet Explorer 8 or Firefox 3. A lightning protection system commissioned or installed on a structure prior to this date should be maintained to BS Bd ensures equipment is not only protected from damage but also remains operational during lightning activity.

Lightning protection – Mastering the maze of BS EN

The faster, easier way to work with standards. Structural lightning protection cannot now be considered in isolation from transient overvoltage or surge protection. Appropriate SPDs should be fitted wherever services cross from one LPZ to another Conclusion So, this brief overview of the new BS EN lightning protection standard clearly demonstrates how it is more complex and exacting than its predecessor. Please download Chrome or Firefox or view our browser tips.

Part 1 Prrotection principles This is an introduction to the other parts of the standard. When applying bonding, shielding and SPDs, technical excellence must be balanced with economic necessity.

The four parts are as follows:. Find Similar Items This product falls into the following categories. In BSthe protection of electronic equipment is only included in an informative annex. Omega Brochures Open product brochure Height safety brochure.

British Standards relating to Lightning Protection

Risk management Part 3: Contact Publications Site Map. From that risk assessment, a structure may need both a structural LPS and a fully co-ordinated set of surge protection devices SPDs or just overvoltage protection alone.

Guidance is also provided on the protection of electronically stored data.

It is now recognised that the electromagnetic effects of lightning related activity, and switching events, are the cause of much damage to systems and equipment, with the subsequent loss of critical data.


The actual risk R is then arrived at through a series of calculations, using formulae in the standard and including various weighting factors.

BS EN is applicable to risk assessment for a structure due to lightning flashes. Related Articles Be 66651 for lightning Lightning Protection – Combined lightning and surge arresters: Most read Latest news. We use cookies to make our website easier to use and to better understand your needs.

lightnijg Standard Number BS A series of trial and error calculations is then required in order that a sufficient level of lightning protection can be defined. The protection of telecommunication lines and equipment against lightning dischargesUL However, BS EN details the use of air rods or finials, catenary or suspended conductors or a meshed conductor network, in any combination.

The four parts are as protectiob However, the key principles are well established and pretty familiar to all. BS EN goes further, categorising inspection into visual inspection, complete inspection and critical systems complete inspection, whose frequency depends on the LPL in force.

In BS a system was used where each down conductor was attached to an earth electrode. Debut for hybrid system for automotive connectivity. Protection of offshore oil and gas installations does not fall within the scope of this British Standard. Resources and Waste Strategy release. The BS British Bz on lightning protection has existed for decades.