Telephony cables with continuous polyethylene insulation of cores, with a screen of aluminopolymer tape, in a polyethylene sheath, armoured with steel tapes, with an external protective cover, designed for operation in local primary communication networks with a nominal voltage of remote power supply up to 225 and 145 V AC 50 Hz or voltage up to 315 and 200 V DC, respectively. For laying in soils of all categories, not characterised by increased corrosive activity in relation to steel armour, not subject to permafrost deformations.
Cables are manufactured in climatic version UHL, categories of placement 1, 2 according to GOST 15150. TPPepB cables are also manufactured in climatic version TC.
Telephone cables are produced in accordance with GOST 31943-2012 under the certificate of conformity to the requirements of TR TS 004/2011.
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