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Cables low toxic, fire-resistant and fire-safe for fire and intruder alarm systems, warning and evacuation control systems and data transmission, not spreading combustion, with single-wire copper conductors, cross section from 0,20 to 2,50 mm², with the number of twisted pairs up to 12 or the number of twisted cores up to 20, insulation made of fire-resistant organosilicon rubber with low toxicity of combustion, with thermal barrier in the form of wrapping with mica-containing tape, sheathing made of polyvinyl chloride plasticate of reduced fire hazard, with low smoke and gas emission and low toxicity of combustion products, for group laying, designed for operation at voltages up to 300 V inclusive alternating current frequency of 50 Hz.