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Latest news
24.01.2012
Cubicle switchboard “KRU-IE”, low voltage distribution switchgear “NKU SE IE” and one-side operated cabinets “KSO-IE” produced by INVENT-Electro have passed all qualification and certification tests and were certified for use at the facilities of the Federal Grid Company.
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28.10.2011
The visit took place within the official trip of the management of the Russian Energy Agency (REA) to Kazan. The government of the Republic of Tatarstan and Russian Energy Agency signed a cooperation agreement which contemplates cooperation in the sphere of improvement of energy efficiency and innovative activities in...
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4.10.2011
According to the results of annual research by rating agency Expert RA, INVENT group is in the list of the largest Russian companies
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NAYY 3 kV, NAYY-J 3 kV
NAYY 3 kV
Power cables with aluminum conductors insulated by PVC and with PVC sheath.
NAYY-J 3 kV
Power cables with aluminum conductors insulated by PVC and with PVC sheath with low flammability.
Construction:
1. Current-carrying conductor is made of aluminum, stranded conductor, round- or sector-shaped, of class 2 as per GOST 22483.
2. Insulation is made of polyvinylchloride compound (PVC). Insulated cable conductors have distinctive color.
3. Twist - insulated cable conductors are twisted.
4. Inner sheath is moulded out with filling of gaps between conductors with unvulcanized rubber compound, in NAYY-J cables - with flame resistant unvulcanized rubber compound.
5. Metal screen consists of two copper tapes or copper foil.
6. Outer sheath is made of PVC compound, NAYY-J cables - flame resistant PVC compound.
Application
– For power transmission and distribution in fixed plants for rated alternating voltage of 3 kV with frequency of 50 Hz.
– For installation in dry and damp production spaces, on special cable racks, in blocks and for outdoor installation.
NAYY type cables are flame-retardant if single. NAYY-J type cables are flame-retardant if bunched.