СИПн-2 — self-supporting insulated wire, non-spreading combustion
Длительно допустимая температура в процессе эксплуатации 90ºС
Срок службы не менее 45 лет
Структура
Core materialaluminum
The placeholderis missing
The screenis missing
The armoris missing
The core - aluminum, multi-wire, round, compacted
The core - steel wire
Insulation - silane-crosslinking composition based on a copolymer of polyethylene with vinyl acetate
Назначение for transmission and distribution of electricity in overhead power lines and branches to inputs to residential buildings and outbuildings
Условия эксплуатации и монтажа

operating temperature – from -50 to +50 °C;
gasket temperature-not less than -20 °C;
permissible heating temperature of conductive cores, °C:
in normal operation — 90
in overload mode (up to 8 hours a day) – 130
short circuit with a short-circuit current flow of up to 5 seconds — 250
breaking strength of the carrier cable, kN, not less:
with a cable cross-section of 25 mm22 — 7,4;
with a cable cross-section of 35 mm22 — 10,3;
with a cable cross-section of 50 mm22 — 14,2;

with a cable cross-section of 70 mm22 — 20,6;
with a cable cross-section of 95 mm22 — 27,9.

Электрические характеристики
Наименования характеристики Значение
rated operating voltage0,66 кВ or 1 кВ
the frequency of the AC50 Hz
electrical resistance of conducting wires to direct current for 1 km of length at a temperature of 20 °C, omnot more
with a core cross-section of 16 mm21,910
with a core cross-section of 25 mm21,200
with a core cross-section of 35 mm20,863
with a core cross-section of 50 mm20,641
with a core cross-section of 70 mm20,443
with a core cross-section of 120 mm20,253
with a cable cross section of 25 mm21,380
with a cable cross section of 35 mm20,986
with a cable cross section of 50 mm20,720
with a cable cross section of 70 mm20,363
when the cross section of the phase core is 16 mm2100
when the cross section of the phase core is 25 mm2130
when the cross section of the phase core is 35 mm2160
when the cross section of the phase core is 50 mm2195
when the cross section of the phase core is 70 mm2240
when the cross section of the phase core is 120 mm2340

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