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АВВГнг, ВВГнг, на 660 В и 1 кВ по ТУ 16.К01-37-2003. Кабели силовые с пластмассовой изоляцией и оболочкой из ПВХ пластиката пониженной горючести.

Описание

НАЗНАЧЕНИЕ

Для передачи и распределения электроэнергии в стационарных установках на номинальное переменное напряжение 660 В и 1000 В частоты 50 Гц. Для прокладки в сухих и влажных производственных помещениях, на специальных кабельных эстакадах, в блоках, а также для прокладки на открытом воздухе. Кабели не рекомендуются для прокладки в земле (траншеях). Кабели марки ВВГ не распространяют горение при одиночной прокладке. Кабели марки ВВГнг не распространяют горение при прокладке в пучках.

КОНСТРУКЦИЯ

  • ТОКОПРОВОДЯЩАЯ ЖИЛА — для марок АВВГ – аллюминиевая, ВВГ — медная однопроволочная или многопроволочная, круглой или секторной формы, 1 или 2 класса по ГОСТ 22483-77;
    ИЗОЛЯЦИЯ – поливинилхлоридный пластикат. Изолированные жилы многожильных кабелей имеют отличительную расцветку. Изоляция нулевых жил выполняется голубого цвета. Изоляция жил заземления выполняется двухцветной желто-зеленого цвета.
    ИЗОЛИРОВАННЫЕ ЖИЛЫ — жилы кабеля АВВГ и ВВГ трех-, четырех- и пятижильных кабелей скручены, жилы кабеля АВВГ-П и ВВГ-П уложены в одной плоскости. Двухжильные кабели имеют жилы одинакового сечения, трех-, четырех- и пятижильные имеют все жилы одинакового сечения или одну жилу меньшего сечения (жилу заземления или нулевую).
    ОБОЛОЧКА – поливинилхлоридный пластикат. В кабелях с индексом «нг» оболочка выполнена из поливинилхлоридного пластиката пониженной горючести.
    КОЛИЧЕСТВО ЖИЛ – 1, 2, 3, 4, 5.
    Сечение жил может быть: 1,5; 2,5; 4; 6; 10; 16; 25; 35; 50; 70; 95 кв. мм.
ТЕХНИЧЕСКИЕ ХАРАКТЕРИСТИКИ
Диапазон рабочих температур – от минус 50°С до плюс 50°С.
Кабели устойчивы к относительной влажности воздуха до 98% при температуре +35°С.
Длительно допустимая температура нагрева жил при эксплуатации +70°С.
Кабели марок: ВВГ, АВВГ, ВВГ-1, АВВГ-1 не распространяют горение при одиночной прокладке. Кабели марок: ВВГнг, АВВГнг не распространяют горение при прокладке в пучках.
Срок службы кабелей – 30 лет.

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