35kV and the following cross linked polyethylene insulated power cable Product Description: use this product is mainly used for 35kV and the following power transmission and distribution system, for the transmission of electricity. Widely used in power, construction, mining, metallurgy, petrochemical, transportation and other departments, has been completely replace the oil impregnated paper insulated power cables and alternatives to PVC insulated power cables.

Product Name: 35kV and the following cross linked polyethylene insulated power cable

35kV and the following cross linked polyethylene insulated power cables

Product features and uses

This product is suitable for in AC rated voltage 35kV and below the power device and power line transmission of electricity can be used, XLPE insulated power cable with excellent thermal mechanical properties, excellent electrical properties and resistance to chemical corrosion, it also has a cable has the advantages of light weight, transportation deposited design convenient, from the advantages of drop constraints. Therefore, it is widely used in metallurgy, electric power, petrochemical enterprises and urban power grid construction.

Two, product implementation standards

GB/T12706-2002

Fire retardant properties test execution GB12666-90 standard

Three, characteristics

Rated voltage U0/U (KV) 0.6/1, 1.8/3, 3.6/6, 6/6, 6/10, 8.7/10, 8.7/15, 12/20, 21/35, 26/35,

Conductor maximum operating temperature of 90

Short circuit temperature (the longest 5S) less than or equal to 250 DEG C

When laying temperature more than 0 DEG C when (lower than 0 DEG C preheating) of more than 0 DEG C

Allowable bending radius of a single core cable should not less than 10 times of the cable diameter is more than 10 when laying

Multi core cable should not less than 15 times of the cable diameter is greater than or equal to 15

Flame retardant properties in line with GB12666.5A, B or C (IEC332-3)

Four, model and name

Type product name

YJV copper conductor, PE insulated, PVC sheathed power cable

YJV22 copper core XLPE insulated PVC sheathed power cable.

YJV23 copper core XLPE insulated steel wire armoured PVC sheathed power cable

YJV32 copper core XLPE insulated fine steel wire armoured PVC sheathed power cable

YJV33 copper core XLPE insulated fine steel wire armoured PVC sheathed power cable

Aluminum core cable in the model plus L, flame retardant cable in the model plus ZR.

Five, name and meaning

Code name meaning

Non flame retardant

ZR flame retardant, A, B, C three

insulation

YJ crosslinked polyethylene XLPE

sheath

V polyvinyl chloride PVC

Armored

2 double tape armour

3 thick steel wire armoring

4 fine steel wire armoured

Six, technical indicators

1, finished cable conductor (class R) DC resistance (in line with the provisions of GB3956);

2, power frequency voltage test according to the formula: 2KV/5min 2.5U0 does not breakdown, U0 for the 3.6KV and the following cable, 2.5 2KV/5min U0 does not breakdown; U0 for 3.6KV and above cable: 2.5 2KV/5min U0 does not breakdown;

3, partial discharge test: U0 for 1.8KV and above and 18KV and the following 1.5 U0 discharge is not more than 20PC; U0 for more than 18KV, 1.5 U0 the following discharge quantity is not more than 10PC.