BS EN 50172 PDF

20 Dec Bristish Standards BS EN , BS – Emergency escape lighting systems, available to purchase for only £ ex VAT. In respect of maintenance and testing the requirements of BS EN alter the duration period and frequency required for self-contained. BS EN Emergency escape lighting systems. standard by British- Adopted European Standard, 12/20/ View all product details. Most Recent.

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If the emergency luminaires are individually switched, only a single walk around the building will be needed. A Luminaire including test device: It contains only recs. In this case, there is a daily visual inspection of indicators on the central power supply to identify that the system is operational.

The IEE document you refer to says: It looks at the illumination of ne routes and safety signs if the normal supply fails. Where the exit route or final exit is not readily identifiable, bw sign should be utilised rather than a lighting unit. Maintained fire exit signs are also used in public spaces even where these are well lit to offer clear escape route guidance in evacuation situations where the power does not fail.

This website is best viewed with browser version of up to Microsoft Internet Explorer 8 or Firefox 3. The guides can be accessed via this link: Product Overview Technical Data. During this period, all luminaires and signs shall be checked to ensure that they are present, clean and functioning correctly. The lights are typically dimmed when these premises are occupied and the emergency escape lighting prevents total darkness.

Wider escape routes can be treated as a number of 2m wide bands.

BS EN 50172:2004, BS 5266-8:2004

This person shall be given sufficient authority to ensure the carrying out of any work necessary to maintain the system in correct operational mode. D High risk task luminaire: Learn more about the cookies we use and how to change your settings.

And in section 7. Your Email Address Questions. Change your cookie settings at any time by clicking on the button at the bottom of each page. C Luminaire with inhibiting mode: Emergency lighting is normally required to operate fully automatically and give illumination of bw sufficiently high level to enable all occupants to evacuate the premises safely.


This may lead to em darkness and a possible danger to the occupants, either through physical danger or panic. And then details the testing and maintenance standard. They also apply to standby lighting used as emergency escape lighting and gives practical guidance to make it more effective in an emergency. Escape lighting must be provided not only as a consequence of complete supply failure but also on local failure.

Maintained mode is generally used in places of assembly such as theatres, cinemas, clubs and halls; the full list is contained in BS Thus, technically, standards contain ”requirements”, albiet that they may not be legal requirements; it is simply that if 501172 want to claim compliance, you comply with the whole lot. This will then form the basis on which your selection of equipment can be made. Discharge tests need to be undertaken outside normal working hours.

So there are no requirements, and the words ”shall” and ”must” cannot be used.

British Standard – BS EN , BS – Emergency Escape Lighting Systems

The uniformity ratio for task area lighting should be a minimum of It also give best practice recommendation on the servicing and testing of emergency lighting systems. Search all products by. In general, if careful consideration is given to siting the luminaires and signs to cover these areas, the completed scheme will meet most requirements. Escape route lighting — that part of an emergency escape lighting system provided to ensure that the means of escape can be effectively identified and safely used by occupants of the building.

Open area lighting in some countries known as anti-panic lighting — that part of an emergency escape lighting system provided to minimise panic and ensure there is sufficient illumination to allow the occupants of a building to reach a place where an escape route can be identified.

Your basket is empty. The faster, easier way to work with standards. This standard covers a variety of topics, including emergency escape lighting, the design of emergency lighting, as well as the required system records and log book.


If you have any questions or would like more information about this product you can ask one of our specialists. Different formats are available to match particular site requirements. General requirements and tests.

This will force the emergency lighting system to operate via the battery supply.

Emergency Lighting :

Emergency escape lighting is itself sub-divided into escape route lighting, open area lighting and high risk task area lighting. This test does not apply to emergency lighting with self-contained back-up batteries in each unit standard emergency lighting. A CoP is the opposite.

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Compound self-contained emergency luminaire: These should detail the quality of the installation and its conformance to IEE regulations, including the main circuit of the normal lighting system feeding non-maintained fittings. I am regularly having discussions with competent electricians who insist on wiring self contained units back to a dedicated mcb on the distribution board rather than taking a feed from the local lighting subcircuit. Visit your local reference library or purchase copies of the requisite standards from BSI online; insert the BS number to see which titles are current.

Although this standard recommends the types and durations of emergency lighting systems relating to each category of premises, it should be remembered that the standards are the minimum safe standards for these types of building and that a higher standard may be required for a particular installation.

Access to fire alarm call points and fire fighting equipment should be clearly illuminated.

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