Basis Informatie
Model NR.
Copper Conductor/XLPE Insulation/PVC Sheath
Toepassing
Bouw, Industrieel, Centrale
Spanning
Hoge Spanningskabel
Materiaal Vorm
Ronde Wire
Kernmateriaal van draad
Bare koperdraad
Model
Copper Conductor/XLPE Insulation/PVC Sheath
Shielding Layer
Copper Tape
Beschrijving
1,APPLICATION
YJV-Copper Conductor XLPE Insulated PVC Sheathed Power Cable
This product is suitable for using in power distribution networks or fixed installations for industrial equipments with rated voltage up to and including 26/35KV
 
2,BASIC INFORMATION
Code Name 
YJV
Rated Voltage (Uo/U)
26/35KV
Cable Structure
Copper Conductor/XLPE Insulation/PVC Sheath
 
3,CONSTRUCTION
Conductor
Number of conductors:1,3
The conductors shall comply with the requirement given in IEC
Insulation
XLPE(Cross-linked Polyethylene) according to IEC
Sheath
PVC(Polyaluminium Chloride) according to IEC
Metal screen
Copper Tape Screen

 
4,CABLE STANDARDS
GB/T12706-2008,IEC,BS,ASTM and etc. upon request.

 
5,CHARACTERISTICS
Conductor temperature
Maximum conductor temperature in normal use: 90ºC
Max.short-circuit temperature
Maximum shall not exceed 250ºC(5s Max,Duration)
Installation temperature
Ambient temperature under installation shall not be below 0ºC
Minimum bending radius
The bending radius of cable: (D-Diameter of cable) 
For Three Core Cable-------------------------------------≥15D
For Single Core Cable-------------------------------------≥20D

 
6,Voltage designation
The rated voltage of the cable for a given application shall be suitable for the operating conditions in the system in which the cable is used,and is expressed in the form of Uo/ U(Um)kV.
Where:
Uo-The rated power-frequency voltage between conductor and screen or metallic-sheath,for which the cable designed;
U-The rated power-frequency voltage between conductors, for which the cable designed:
Urn-The maximum value of the "hight system voltage " for which the equipment may he operated.
 
7,Rated voltaged of cable applied in three phrase system are given in table


U | 
Um | 
Uo |

First class | 
Second class |

1 | 
1.2 | 
0.6 | 
0.6 |

3 | 
3.6 | 
1.8 | 
3.6 |

6 | 
7.2 | 
3.6 | 
6 |

10 | 
12 | 
6 | 
8.7 |

15 | 
17.5 | 
8.7 | 
12 |

20 | 
24 | 
12 | 
18 |

35 | 
42 | 
21 | 
26 |

Note:The first class cable suitable for one single-phrase earth-fault time does not exceed 1 min each time and Max. time not exceed 8 hours.and not exceed 125 hours in all in one year.
The second class cable suitable fir more earth-fault time and more better insulation performance.
 
8,Production Range of cable


Type | 
No. of cores | 
Nominal Cross sectional area m2 |

Copper conductor |

YJV
 | 
1 | 
25-630 |

3 | 
25-630 |

*The armoured single-core cables are used for D.C system only. As for A.C system non-magnetic armoured material should be used. Or magnetic isolation measures should be applied. |


10,DIMENSIONS-YJV-26/35KV


Nominal cross sectional area of conductor(mm²) | 
Nominal insulation thickness(mm) | 
26/35KV YJV |

Approx overall diameter(mm) | 
Cable weight max(kg/kn) |

1×50 | 
10.5 | 
38.7 | 
1727 |

1×70 | 
10.5 | 
40.2 | 
1980 |

1×95 | 
10.5 | 
42.1 | 
2335 |

1×120 | 
10.5 | 
43.7 | 
2650 |

1×150 | 
10.5 | 
45.3 | 
3016 |

1×185 | 
10.5 | 
47.0 | 
3377 |

1×240 | 
10.5 | 
49.3 | 
3996 |

1×300 | 
10.5 | 
51.7 | 
4733 |

1×400 | 
10.5 | 
54.9 | 
5723 |

1×500 | 
10.5 | 
59.8 | 
7068 |

1x630 | 
10.5 | 
63.6 | 
8418 |

3×50 | 
10.5 | 
80.8 | 
6030 |

3×70 | 
10.5 | 
84.2 | 
6900 |

3×95 | 
10.5 | 
88.1 | 
8060 |

3×120 | 
10.5 | 
91.3 | 
9070 |

3×150 | 
10.5 | 
94.9 | 
10290 |

3×185 | 
10.5 | 
98.4 | 
11490 |

3×240 | 
10.5 | 
103.5 | 
13550 |

3×300 | 
10.5 | 
108.7 | 
15950 |

3×400 | 
10.5 | 
115.5 | 
19180 |

*Compacted conductor
 
11,Product Data Of Cable


Nominal cross-sectional area of conductor(mm²) | 
Max.D.C resistance of conductor at 20ºC(Ω/km) | 
Max.short circuit current of conductor at 90ºC |

Copper conductor | 
Copper conductor |

25 | 
0.727 | 
3.69 |

35 | 
0.524 | 
5.15 |

50 | 
0.387 | 
7.31 |

70 | 
0.268 | 
10.2 |

95 | 
0.193 | 
13.8 |

120 | 
0.153 | 
17.4 |

150 | 
0.124 | 
21.7 |

185 | 
0.0991 | 
26.7 |

240 | 
0.0754 | 
34.6 |

300 | 
0.0601 | 
43.1 |

400 | 
0.0470 | 
57.4 |

500 | 
0.0366 | 
71.7 |

630 | 
0.0283 | 
88.8 |


12,Voltage test and partial discharge test


No. | 
Test items | 
Rated Voltage KV |

26/35 |

1 | 
Power frency A.C.Voltage test (KV/5min) | 
91(65)* |

2 | 
Power frency A.C.Voltage test for 4 hours (KV) | 
104 |

3 | 
Impluse voltage test(KV) | 
250 |

4 | 
Partial discharge test maximum discharge at 1.73Uo pc | 
5 |

The power-frequency voltage test of cables for rated voltage 21/35KV shall be done upon request according to 2.5Uo×30min or 3.5Uo×50min. |


13,Capacitance of cable(reference value)


Nominal cross-sectional area of conductor(mm²) | 
Rated Voltage KV |

26/35 |

Capacitance/phase μF/km |

25 | 
0.0992 |

35 | 
0.1061 |

50 | 
0.1150 |

70 | 
0.1263 |

95 | 
0.1368 |

120 | 
0.1460 |

150 | 
0.1563 |

185 | 
0.1665 |

240 | 
0.1805 |

300 | 
0.1945 |

400 | 
0.2146 |

500 | 
0.2321 |

630 | 
0.2533 |



14,Inductance of cable


Nominal cross-sectional area of conductor(mm²) | 
Rated Voltage KV |

26/35 |

Capacitance/phase μF/km |

1x50 | 
0.6751 |

1x70 | 
0.6467 |

1x95 | 
0.6279 |

1x120 | 
0.6118 |

1x150 | 
0.5959 |

1x185 | 
0.5839 |

1x240 | 
0.5677 |

1x300 | 
0.5540 |

1x400 | 
0.5393 |

1x500 | 
0.5272 |

1x630 | 
0.5161 |

3x50 | 
0.6979 |

3x70 | 
0.4427 |

3x95 | 
0.4208 |

3x120 | 
0.4019 |

3x150 | 
0.3862 |

3x185 | 
0.3737 |

3x240 | 
0.3611 |

3x300 | 
0.3485 |

3x400 | 
0.3266 |



15,Short circuit current of mechanic-screen


Nominal cross-sectional area of conductor(mm²) | 
Rated Voltage KV |

26/35 |

Short circuit current |

1x50 | 
1288 |

1x70 | 
1286 |

1x95 | 
1283 |

1x120 | 
1282 |

1x150 | 
1282 |

1x185 | 
1279 |

1x240 | 
1278 |

1x300 | 
1277 |

1x400 | 
1274 |

1x500 | 
1273 |

1x630 | 
1270 |

3x50 | 
3031 |

3x70 | 
3031 |

3x95 | 
3031 |

3x120 | 
3031 |

3x150 | 
3031 |

3x185 | 
3031 |

3x240 | 
3031 |

3x300 | 
3031 |



16,Current carrying capacity of cable
Copper conductor XLPE insulated power cable for rated voltage 3.6/6~12/20KV


Copper Conductor | 
Nominal Cross sectional area of conductor mm2 | 
In the air | 
In the ground |

Air temperature:40ºC | 
Air temperature:25ºC |

Single Core | 
Three Core | 
Single Core | 
Three Core |


 | 
 | 

 | 
 |

50 | 
220 | 
245 | 
185 | 
215 | 
225 | 
200 |

70 | 
270 | 
305 | 
230 | 
265 | 
275 | 
250 |

95 | 
330 | 
370 | 
280 | 
315 | 
330 | 
300 |

120 | 
375 | 
425 | 
310 | 
360 | 
375 | 
330 |

150 | 
425 | 
485 | 
260 | 
400 | 
420 | 
380 |

185 | 
485 | 
555 | 
400 | 
455 | 
475 | 
425 |

240 | 
560 | 
650 | 
470 | 
525 | 
555 | 
490 |

300 | 
650 | 
745 | 
540 | 
595 | 
630 | 
555 |

400 | 
760 | 
870 | 
610 | 
680 | 
720 | 
625 |

500 | 
875 | 
1000 | 
- | 
775 | 
825 | 
- |

630 | 
1000 | 
1160 | 
- | 
875 | 
940 | 
- |

17,Installation and Operation Condition of Cable
Max.Operation temperature of conductor------------------------------------------90ºC
Ambient air temperature---------------------------------------------------- 40ºC.
Soil temperature--------------------------------------------------------------------------25ºC.
Soil thermal resitivity--------------------------------------------------------------------1.0ºCm/w
Buried depth-------------------------------------------------------------------------------0.8m
Single-Circuit only
Single-core cable is installed in parallel.Adjacent space is equivalent to the diameter of the cable.
Correction factors of current carrying for different soil temperature


Soil temperature(ºC) | 
15 | 
20 | 
25 | 
30 | 
35 | 
40 | 
45 |

Rating factor | 
1.09 | 
1.04 | 
1.0 | 
0.96 | 
0.92 | 
0.87 | 
0.83 |

Correction factors of current carrying for different thermal temperature


Rating factors for soil Thermal resistivityºC.m/w | 
1.0 | 
1.2 | 
1.5 | 
2.0 | 
2.5 | 
3.0 | 
3.5 |

Three cores | 
1.0 | 
0.943 | 
0.877 | 
0.792 | 
0.736 | 
0.675 | 
0.641 |

Single core | 
1.0 | 
0.934 | 
0.850 | 
0.748 | 
0.692 | 
0.635 | 
0.598 |

Correction factors of current carrying for different air temperature


Air temperature(ºC) | 
20 | 
25 | 
30 | 
35 | 
40 | 
45 | 
50 |

Correction factor | 
1.18 | 
1.14 | 
1.10 | 
1.05 | 
1.0 | 
0.95 | 
0.89 |
Adres:
Room1116, Floor 11, Hongxing Jiuzhou International Plaza, Xincheng Road, Yixing, Wuxi, Jiangsu, China
Soort bedrijf:
Fabrikant/fabriek, Handelsbedrijf
Zakelijk Bereik:
Chemische Stoffen, Diensten, Elektrotechniek & Elektronica's
Certificering Van Managementsysteem:
ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000, OHSAS/ OHSMS 18001
Bedrijfsintroductie:
Lonheo is opgericht in 2014 en heeft meer dan 30 jaar ervaring in kabel en is een uitstekende reputatie van onze medewerkende fabriek. We doen er alleen maar voor om ze tot toonaangevende kabelaannemers in de wereld te maken.
Lonheo is in staat om te streven naar de huidige concurrerende zakelijke omgeving door synergie te creëren en de middelen van alle partners te consolideren. Dit zorgt ervoor dat Lonheo operationeel en financieel sterk blijft.
Met dit strategische partnerschap is Lonheo in staat om onze klanten te helpen hun doelen te bereiken en hen meer diensten met toegevoegde waarde te bieden.
Ons bedrijf richt zich op de toevoer van kabels en draden en chemicaliën voor de behandeling van afvalwater.
Onze kenmerken Product:
===voedingskabels=== Ultra
High Voltage, voedingskabel, hoogspanningskabel, voedingskabel voor middelhoge spanning, voedingskabel voor laag voltage, LSZH-kabel (low smoke zero halogeenkabel), XLPE-kabel, voedingskabel voor AAAC (Aluminium Alloy Conductor), gepantserde kabel, SWA-kabel (stalen gepantserde kabel).
Stroomkabels worden voornamelijk gebruikt voor elektriciteitstransmissie- en distributiesystemen in de elektriciteitssector en de algemene industrie.
===draden en kabels voor elektrische apparatuur=== Rubber
-geïsoleerde kabel, mijnbouw, boor- en tunnelkabel, scheepskabel, nylon omhulde draad, kunststof geïsoleerde besturingskabel.
Kabels voor elektrische apparatuur worden voornamelijk gebruikt voor de toevoer en distributie van elektriciteit.
===Luchtkabel===
antennekabel, koperen gevlochten draad, ACSR-draden (Aluminium Conductor Steel Reinforced), AAAC-geleiders (Aluminium Alloy Conductor), AAC (Aluminium stranded Conductor).
Deze kabels worden voornamelijk gebruikt als bovengrondse elektriciteitsleidingen voor de overdracht van elektriciteit en de distributie van elektriciteit.
===Speciale kabels en draden===
Brandwerende kabel, hittebestendige kabel, knaagbestendige kabel/Termite-resistente kabel, waterdichte kabel, milieuvriendelijke gelijkstroomkabel, middenspanningskabel voor metrostation en lichtgewicht, windenergiekabel, nucleaire kabel van 1e-klasse, energiezuinige ACSR, UHV-ondersteunende en uitbreidende bovengrondse kabels, Flexibele brandbestendige kabel voor 0.6 kV.