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XLPE Insulated SWA/STA Cable

XLPE Insulated SWA/STA Cable

Details

XLPE Insulated SWA/STA Cable


Operation characteristics forSTA CABLE
1) Rated power-frepuency voltage U0/U: 0.6/1kv (Um=1.2KV).
2) Max. admissible operating temperature of the conductor:90℃.
3) Max. short-circurt temperature of conductor shall not exceed 250℃.
(5s maximum duration)
4) The ambient temperature under installation should not below 0℃.
5) The bending radius of a single-core cable should not less than 20
times of the cable diameter.
The bending radius of a three-core cable should not less than 15 times
of the cable diameter.


xlpe insulated cable

XLPE Insulated SWA/STA Cable

Technical Parameters of SWA CABLE

Rated Voltage:

0.6/1KV 

Core Number:

Single Core Two Core  Three Core  Four Core Five Core 

Available Dimensions:

25mm2, 35mm2, 50mm2, 70mm2, 95mm2, 120mm2, 150mm2, 185mm2, 240mm2, 300mm2, 400mm2, 500mm2, 630mm2.

Codes Available:

N2XSY, N2XSEY, NA2XSY, NA2XSEY, N2XSRY, NA2XSRY, N2XSEBY, N2XSEYBY, NA2XSEBY, N2XSERY, NA2XSERY, N2XSEYRGbY, NA2XSEYRGbY, N2XS(F)2Y, NA 2XS(F)2Y, N2XS(FL)2Y, N2XSH, N2XSYRY

YJV, YJLV, YJSV, YJLSV, YJV72, YJLV72, YJSV72, YJLSV72, YJV22, YJLV22, YJSV22, YJLSV22, YJV32, YJLV32, YJSV32, YJLSV32

Application:

For power networks, underground, outdoors and in cable ducting. It is recommended that the installation instructions indicated by the Local Electric Code, or any equivalent, be followed, so that the safeguarding of persons and the integrity of the product will not be affected during installation.

Construction:

 

Conductor:

Stranded round compacted copper or aluminum conductor (Cu / Al ), copper wire annealed.

Conductor Screen:

Semi-conducting material

Insulation:

XLPE (Cross-Linked Polyethylene)

Insulation Screen:

Semi-conducting material

Metallic Screen:

Copper tape screen or copper wire screen (CTS / CWS )

Filler:

PP rope

Separator:

Binding tape

Bedding:

PVC (Polyvinyl Chloride)

Armouring:

Single Core: Aluminium Wire Armoured (AWA) Multi-core: Steel Wire Armoured (SWA) or Steel Tape Armoured (STA)

Sheath:

PVC (Polyvinyl Chloride), flame retardant PVC, PE, LSOH, HFFR

Colour:

Red or Black

Temperature Rating:

0°C to 90°C

Minimum Bending Radius:

Single Core: 15 x overall diameter Three Core: 12 x overall diameter (Single Core 12 x overall diameter and 3 core 10 x overall diameter where bands are positioned adjacent to joint or terminations provided that the bending is carefully controlled by the use of a former)


XLPE Insulated SWA/STA Cable

Cu conductor XLPE insulated PVC sheated steel wire armored power cable  not only have excellent electric, mechanical properties, but also have powerful resistance against chemical corrosion, heataging and environmental stress. Their structures are simple. The permissible maximum operating temperature is 90'C. It is convenient for using, and they can be laid with no restriction of different elevation.

Rate
Voltage(kv)
Sectional
Area(mm 2 )
No.of Core
1st class 0.6/1 1.8/3 3.6/6 6/10 8.7/15 12/20 18/30 21/35
2nd class 1/1 3/3 6/6 8.7/10 12/15 18/20 - 26/35
1 Core   1.5-800 25-800 25-1200 25-1200 35-1200 50-1200 50-1200 50-1200
2 Core   1.5-185 25-185            
3 Core   1.5-400 25-400 25-400 25-400 35-400 50-400 50-400 50-400
4 Core   2.5-400 25-400            
5 Core   2.5-400 25-400            

XLPE Insulated SWA/STA Cable

Type Name Main Application
Cu Core Al Core
YJV
YJY
YJLV
YJLV
XLPE insulated,PVC or PE Sheathed Power Cable For laying indoor,tunnel,channel and undergroud,Unable to bear external mechanical force,but bear the traction force during laid
YJV22
YJV22
YJLV22
YJV22
XLPE Insulated,Steel Tape Armoured,PVC or PE Sheathed Power Cable For laying indoor,tunnel,channel and undergroud Able to bear external mechanical force,but unable to bear large pulling force
YJV32
YJV32
YJLV32
YJLV32
XLPE Insulated,Fine Steel Wire Armoured,PVC or PE Sheathed Power Cable For laying in shaft with large difference of level.Able to bear external machanical force and maderate pulling force
YJV42
YJV42
YJLV42
YJLV42
XLPE Insulated,Thick Steel Wire Armoured,PVC or PE Sheathed Power Cable Able to bear positive pressure and pulling force

Note:"ZR-"Include ABC three kinds of flame retardent cables,which are spectively indicated in "ZRA-" or "ZRB-" "ZRC-".For example:"ZRB-YJV","ZRA-YJV22".

Main Technical Quota
1.DC resistance:conductor resistance of finished cable at 20’C per kilometer is not more than the following values.

Nominal Section
Area(mm 2 )
1.5 2.5 4 6 10 16 25 35 50 70 95 120 150 185 240 300 400 500 630 800
Copper Core 12.1 7.41 4.61 3.08 1.83 1.15 0.727 0.524 0.387 0.268 0.193 0.153 0.124 0.0991 0.0754 0.0601 0.0470 0.0366 0.0283 0.0221
Aluminum Core 18.1 12.1 7.41 4.61 3.08 1.91 1.20 0.868 0.641 0.443 0.320 0.253 0.206 0.164 0.125 0.100 0.778 0.0605 0.0469 0.0367

2.Voltage Test and Partial Discharge Test
Rate
Voltage Uo(kv)
Item
0.6/1 1.8/3 3.6/6 6/6
6/10
8.7/10
8.7/15
12/20 18/20
18/30
21/35 26/35
Voltage Test Voltage 3.5 6.5 12.5 21 30.5 42 63 73.5 91
Test Time 5 5 5 5 5 5 5 5 5
Partial Discharge Test Test Voltage - - 6.2 10.4 15.1 20.8 31.1 36.3 45
Discharge Capacity - - 10 10 10 10 10 10 10


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