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Welcome to the Dun-Bri Group Blog and Knowledgebase.

This is the help, support and knowledgebase site for Dun-Bri Group, the UK's only specialist and largest supplier of commercial and emergency vehicle lighting systems, Lite-wire and aftermarket parts.

We are international distributors of flashing beacons, lightbars, auto-electrical products, commercial spares, vehicle lamps and more.

Remember, you can contact us by telephone on +44 (0) 1763 274185, email us at sales@dun-bri.com, submit a question through our CONTACT US page or visit your local branch!

UN ECE R159, or Regulation No. 159 of the Economic Commission for Europe of the United Nations, is a regulation that specifies the requirements for the Moving Off Information System (MOIS) for power-driven vehicles. This regulation aims to reduce the number of collisions between vehicles and

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UN ECE R165, or Regulation No. 165 of the Economic Commission for Europe of the United Nations, is a regulation that specifies the requirements for audible reverse warning devices for power-driven vehicles. These devices are used to warn pedestrians and cyclists of the presence of a reversing

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UN ECE R166, or Regulation No. 166 of the Economic Commission for Europe of the United Nations, is a regulation that specifies the requirements for event data recorders (EDRs) for power-driven vehicles. These devices are used to record data about the vehicle's speed, braking, and acceleration

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UN ECE R167, or Regulation No. 167 of the Economic Commission for Europe of the United Nations, is a regulation that specifies the requirements for direct vision systems (DVSs) for power-driven vehicles. These devices are used to improve the visibility of vulnerable road users (VRUs) in the

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As cited by Chapter 8 of the Traffic Signs Manual, any vehicle working on the highway must be fitted with a number of beacons and/or lightbars and additional warning lights where required.

Chapter 8 Regulations,New Road & Street Works Act,Traffic Signs Manual,
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Under the Licensing of Aerodromes regulations, as written by the Civil Aviation Authority, there is a requirement under Chapter 4, Section 12, Sub-section 11, to light all vehicles that enter the movement area of an airport, airfield or similar.

Airport Beacons,Airport Lightbars, CAP 168 Regulations,Civil Aviation Authority,
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CISPR 25 contains limits and procedures for the measurement of radio disturbances in the frequency range of 150 kHz to 5,925 MHz.

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Broadly speaking the vehicle safety measures for working on HS2 (High Speed Two) sites that apply are taken from the CLOCS standard. The CLOCS standard was aligned with the FORS Silver accreditation in June 2015.

Health & Safety,High Speed Two,HS2,Pedestrian Safety,Reversing Systems,
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With the Crossrail project seemingly continuing to expand its plans and projects for London, we are a common question – ‘What safety equipment do I need to get my vehicle on to a Crossrail site?’…

Camera Systems, Crossrail, Crossrail Site Safety Regulations, Cycling Safety, Department for Transport, Health & Safety, London, Pedestrian Safety, Reversing Cameras, Reversing Systems, Side Sensor Systems, Transport for London, FORS, CLOCS, TFL,
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The IP rating, or International Protection Marking as it technically known is part of the IEC standard 60529. It is sometimes interpreted as Ingress Protection Marking, but its job is to classify and rate the degree of protection provided against intrusion (body parts such as hands and fingers), dust, accidental contact, and water by mechanical casings and electrical enclosures. It is published by the International Electrotechnical Commission (IEC). The equivalent British standard is EN 60529.

IP Ratings,Water-proofing
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