CPR fire-resistant optical cables with Euroclass Dca, Cca, and B2ca classifications. In Optral we manufacture cables with the best optical fibers in the market. Sensing & Monitoring Solutions based in Optical Fibre We have product quality certificates UL, BUREAU VERITAS and DNV, and other approvals of our cables. It supersedes the conventional Construction Products Directive 89/10/EEC, establishing obligatory regulation through formal legal structures. The CPR establishes the basic requirements and the harmonized essential characteristics that all products must guarantee to be permanently installed in civil engineering works (e. Belden has invested in a cross-functional team of research and development, product management, production, quality and purchasing experts to ensure that Belden's cable products comply with CPR (Construction Products Regulation). ETK Kablo 's fire-resistant fiber optic cables ensure continuous data transmission during fire conditions, safeguarding critical communication lines when reliability is most crucial. Certified to B2ca CPR and FE180 fire-resistance standards, these cables maintain optical integrity under extreme. Leviton offers a comprehensive range of premium conventional and air blown fiber optic cables.