21KV 35KV Fire Resistant 120mm2 Medium Voltage Wire For Construction

 China 21KV 35KV Fire Resistant 120mm2 Medium Voltage Wire For Construction supplier

21KV 35KV Fire Resistant 120mm2 Medium Voltage Wire For Construction image

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Brand Name :
OEM

Certification :
ISO/RoHS/CE

Place of Origin :
china

MOQ :
200 meters

Payment Terms :
L/C, T/T

Supply Ability :
50000meters per week

Delivery Time :
5-15day

Packaging Details :
wooden drum

Conductor Core :
Annealed Copper or Hard Drawn Aluminum

Insulation Material :
Crosslinked Polyethylene (XLPE)

Armoured Types :
DSTA/SWA/AWA or Unarmoured

Outer Sheath Material :
Polyvinyl Chloride (PVC) or Polyethylene (PE)

Standard :
BS IEC ASTM DIN, IEC 60502-2, GB12706, IEC60228

Colour :
Black or As Requirement

Packing :
Wooden-steel Drum, Steel Drum, Wooden Drum

Special Requiremets :
Fire-resistant,flame retardant,low smoke halogen free

Sample :
Y, Provided

Application :
Underground,Construction,Industrial,power distribution and transmission line

Voltage :
3.6kv to 35kv

Price :
Negotiable

21KV 35KV Fire Resistant 120mm2 Medium Voltage Wire For Construction

MEDIUM VOLTAGE CABLE VOLTAGE

3.6/6KV, 6/10KV, 8.7/15KV, 12/20KV, 18/20KV, 21/35KV, 26/35KV

MEDIUM VOLTAGE CABLE CONSTRUCTION

1. Conductor: Copper or aluminium (class1 or class 2)

2. Inner semi-conducting layer

3. Insulation: Cross inked polyethylene (XLPE)

4. Outer semi-conducting layer

5. Armoured or Unarmoured

6. Wrapping of conductive material

7. Screen: Braiding of copper wires or copper tape

8. Separator

9. Outer jacket: PVC or PE

MEDIUM VOLTAGE CABLE APPLICATION

The cable is used for fixed installations such as electric power distribution networks or industrial installations, which is laid indoors, outdoors, in tunnel, in cable trench, or direct in ground, able to bear external mechanical force, but unable to bear large pulling force.

MEDIUM VOLTAGE CABLE CHARACTERISTICS

1. Max Long-time operating temperature of XLPE insulated cable is 90°C

2. Installing temperature of cable should not be less than 0°C

3. Max short-circuit temperature is not exceed 250°C,Not more than5 Sec.

4. Unable be laid without the limit of fall with enough mechanical pull,Single core cable can not be laid in iron tube or fixed by circled iron tools around cables

MEDIUM VOLTAGE CABLE TYPE & APPLICATION

TYPE

NAME

Main Application

CU core

AL core

YJV/YJY

YJLV/YJLY

XLPE insulated,PVC/PE sheathed power cable

For laying indoor ,tunnel,canal and underground.Unable to bear external mechanical forces,but bear the traction force during laid

YJV22/YJV23

YJLV22/YJLV23

XLPE insulated,steel tape armored,PVC/PE sheathed power cable

For laying indoor ,tunnel,canal and underground.Able to bear external mechanical forces,but unable to bear large pulling force

YJV32/YJV33

YJLV32/YJLV33

XLPE insulated,thin steel wire armored,PVC/PE sheathed power cable

For laying in shaft,water underground will large difference of level.Able to bear external mechanical forces and moderate pulling force

YJV42/YJV43

YJLV42/YJLV43

XLPE insulated,thick steel wire armored,PVC/PE sheathed power cable

For laying in water and seabed.Able to bear positive pressure and pulling force

21/35KV XLPE INSULATE PVC SHEATH COPPER CORE MV CABLE DATA

No. of cores and nominal crosssection

Operation
voltage
max.

Nominal
voltage
U0/U

Insulation
thickness

Sheath
thickness
Nominal
value

Outer Ø
approx.

weight
approx.

Current ratings in air 30℃

Current ratings buried 20℃

maximum DC resistance at 20℃

mm²

kV

kV

mm

mm

mm

kg / km

A

A

Ω/km

1 x 50

40.5

21/ 35

9.3

2.1

34.8

1533

245

225

0.39

1 x 70

40.5

21/ 35

9.3

2.1

36.4

1791

305

275

0.27

1 x 95

40.5

21/ 35

9.3

2.2

38.3

2115

370

330

0.19

1 x 120

40.5

21/ 35

9.3

2.2

39.7

2408

430

375

0.15

1 x 150

40.5

21/ 35

9.3

2.3

41.4

2769

490

425

0.12

1 x 185

40.5

21/ 35

9.3

2.3

43.1

3167

560

480

0.1

1 x 240

40.5

21/ 35

9.3

2.4

45.5

3790

665

555

0.08

1 x 300

40.5

21/ 35

9.3

2.5

48.1

4481

765

630

0.06

1 x 400

40.5

21/ 35

9.3

2.6

51.4

5561

890

725

0.05

1 x 500

40.5

21/ 35

9.3

2.7

57.1

6894

1000

825

0.04

1 x 630

40.5

21/ 35

9.3

2.8

60.8

8263

1160

940

0.03

We are China 21KV 35KV Fire Resistant 120mm2 Medium Voltage Wire For Construction manufacture and supplier,You can get more details with Email,you will get cheap price or factory price.

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