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ÑÁÂÃíãä 33x1
ÒÓ Ó 31.3-00214534-008-2001
Signal blocking cables with copper conductors, with polyethylene insulation, in PVC compound sheath, with low smoke and corrosive gas emission
Designed for electrical installations of railway signaling, centralization, blocking and automation at a rated voltage of 380 V AC at frequency 50 Hz or 700 V DC
Cables are used for laying:
• in bunches
• in premises, dry ducts and tunnels, in corrosive environment
• at the sites, where, along with the requirements for flame retardance are specified requirements for low smoke and gas emission at combustion or smoldering
• in the absence of mechanical effects on cable
Manufacturing of cables with core diameter of 0.8 mm is possible
Fire safety code in accordance with ÄÑÒÓ 4809:2007: ÏÁ123121000
Products of this mark meet the requirements:
• single wire cable flame retardance
• bunched cable flame retardance category A
• toxicity class Tk3 of the combustion products of nonmetallic elements (toxicity index over 120 g/m3)
• class ÄÒê1 on smoke-forming ability by smouldering of non-metallic elements (coefficient of smoke formation from 50 to 500 m2/kg)
• class ÄÏê2 on smoke-forming ability by combustion (minimum luminous flux more than 60 %)
• corrosive class Êê1 of combustion products of non-metallic elements (the number of halogen hydrides less than 150 mg/g, pH less than 4.3, specific conductivity more than 10 µS/mm)