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高壓電力電纜

執行標準

GB/T12706.1~12706.3—2008額定電壓1KV(Vm=1.2KV)到35KV(Vm=40.5KV)擠包絕緣電力電纜。


產品應用

本產品適用于固定敷設在交流50HZ、額定電壓3.6/6KV—26/35KV的電力輸配電線路上作輸送電能用。

產品詳情

使用特性

1)電纜導體的最高額定溫度為90℃。

2)短路時(最長持續時間不超過5s)電纜導體的最高溫度不超過250℃。

3)敷設電纜時的環境溫度應不低于0℃,電纜安裝時的最小彎曲半徑。


項目單芯電纜三芯電纜
無鎧裝有鎧裝無鎧裝有鎧裝
安裝時的電纜最小彎曲半徑20D15D15D12D
靠近連接盒和終端的電纜最小彎曲半徑(但彎曲要小心控制,如采用成型導板)15D12D12D10D
注:D為電纜外徑


產品性能

1)電纜主要技術性能指標參數見表1。

2)導體直流電阻見附錄A。

3)電力電纜電容、電感、電抗見附錄D。


表1 電纜技術性能指標參數

額定電壓KV3.6/66/6 6/108.7/10 8.7/1526/35
局部放電試驗1.73U0下,試驗靈敏度下無可視放電
工頻5min耐壓試驗12.52130.591


產品命名

1)電纜型號用字母及數字含義

T .............................................................. 銅導體(省略)

L ............................................................... 鋁導體

YJ .............................................................. 交聯聚乙烯

V ............................................................... 聚氯乙烯

Y ............................................................... 聚乙烯

鎧裝代號

2 ............................................................... 雙鋼帶鎧裝

3 ............................................................... 細圓鋼絲鎧裝

4 ............................................................... 粗圓鋼絲鎧裝

6 ............................................................... (雙)非磁性金屬帶鎧裝

7 ............................................................... 非磁性金屬絲鎧裝

外護套代號

2 ............................................................... 聚氯乙烯外護套

3 ............................................................... 聚乙烯外護套

4 ............................................................... 彈性體外護套

2)電纜型號用字母及數字含義

產品用型號、規格和標準標號表示

示例:鋼芯交聯聚乙烯絕緣鋼帶鎧裝聚氯乙烯護套電力電纜,額定電壓8.7/15KV,3芯標稱截面240mm2,表示為:YJV22—8.7/15 3X240 GB/T12706.2-2008。


產品型號(見表2)

表2 產品型號

型號產品名稱使用范圍環境
銅芯鋁芯
YJVYJLV交聯聚乙烯絕緣聚氯乙烯護套電力電纜室內、隧道、管道、電纜溝等室內、隧道、管道、電纜溝、地下直埋,可承受機械壓力
YJYYJLY交聯聚乙烯絕緣聚烯烴護套電力電纜
YJV22YJLV22交聯聚乙烯絕緣聚鋼帶鎧裝氯乙烯護套電力電纜
YJV23YJLV23交聯聚乙烯絕緣鋼帶鎧裝聚乙烯護套電力電纜
YJV32YJLV32交聯聚乙烯絕緣細鋼絲鎧裝聚氯乙烯護套電力電纜有落差或垂直敷設,可承受機械拉力
YJV33YJLV33交聯聚乙烯絕緣細鋼絲鎧裝聚乙烯護套電力電纜
YJV42YJLV42交聯聚乙烯絕緣粗鋼絲鎧裝聚氯乙烯護套電力電纜
YJV43YJLV43交聯聚乙烯絕緣粗鋼絲鎧裝聚乙烯護套電力電纜


絕緣標稱厚度(見表3)

表3 交聯聚乙烯(XLPE)絕緣標稱厚度

導體標稱截面(mm2)額定電壓U0/U(Um)下的絕緣厚度(mm)
3.6/6(7.2)KV3.6/6(7.2)6/10(12)KV8.7/10(12)KV8.7/15(17.8)KV12/20(24)KV18/30(36)KV21/35(40.5)KV26/35(40.5)KV

10

16

25

35

50-185

240

300

400

500-1000

2.5

2.5

2.5

2.5

2.5

2.6

2.8

3.0

3.2

3.4

3.4

3.4

3.4

3.4

3.4

3.4

3.4

4.5

4.5

4.5

4.5

4.5

4.5

4.5

4.5

5.5

5.5

5.5

5.5

5.5

5.5

8.0

8.0

8.0

8.0

8.0

9.3

9.3

9.3

9.3

9.3

10.5

10.5

10.5

10.5

10.5


產品規格(見表4)

表4 產品規格

型號芯數額定電壓(KV)
3.6/6,6/66/10,8.7/108.7/15-12/2018/20-26/35
標稱截面(mm2)

YJV

YJY

YJV32

YJV33

YJV42

YJV43

YJLV

YJLY

YJLV32

YJLV33

YJLV42

YJLV43

1

25-120

025-1200

25-1200

25-1200

25-1200

25-1200

25-1200

25-1200

25-1200

25-1200

25-1200

25-1200

35-1200

35-1200

35-1200

35-1200

35-1200

35-1200

50-1200

50-1200

50-1200

50-1200

50-1200

50-1200

YJV

YJY

YJV22

YJV23

YJV32

YJV33

YJV42

YJV43

YJLV

YJLY

YJLV22

YJLV23

YJLV32

YJLV33

YJLV42

YJLV43

3

25-40

025-400

25-400

25-400

25-400

25-400

25-400

25-400

25-400

25-400

25-400

25-400

25-400

25-400

25-400

25-400

35-400

35-400

35-400

35-400

35-400

35-400

35-400

35-400

50-400

50-400

50-400

50-400

50-400

50-400

50-400

50-400


規格尺寸及重量(規格尺寸及重量見表5~12)

表5 3.6/6KV交聯聚乙烯絕緣電力電纜

標稱截面(mm2)YJV   YJLVYJV22 YJLV22
3.6/6KV
單芯三芯三芯
計算外徑mm計算重量(KG/KM)計算外徑mm計算重量(KG/KM)計算外徑mm計算重量(KG/KM)
銅芯鋁芯銅芯鋁芯銅芯鋁芯
2518.857642136.61745127742.827692301
3519.869247539.02125146945.232102554
5021.186055142.02671173548.238332897
7022.8108465145.83395208552.046563345
9524.4135076149.54252247455.956323854
12025.8161086752.75093284759.165574311
15027.4191999156.56119331162.776534845
18529.22286114160.27265390266.488955432
24031.82860137465.89092459972.0108656372
30034.73496163971.811123550779.0132307615
40040.046132137
50044.057002605
63047.669943094


表6 3.6/6KV交聯聚乙烯絕緣細/粗鋼絲鎧裝電力電纜

標稱截面mm2YJV32 YJLV32YJV42  YJLV42
3.6/6KV
單芯三芯單芯三芯
計算外徑mm計算重量(KG/KM)計算外徑mm計算重量(KG/KM)計算外徑mm計算重量(KG/KM)計算外徑mm計算重量(KG/KM)
銅芯鋁芯銅芯鋁芯銅芯鋁芯銅芯鋁芯
2526.21565141046.04003353530.42599244449.252894821
3527.21727151049.95080442531.42799258251.657895143
5028.51955164552.95849491332.93092278254.666855749
7030.42269183656.76805549534.63460302758.676816371
9532.02609202160.47956617736.43878329062.388877109
12033.62948220563.68958671137.84258351565.599697723
15036.43670274167.210252744539.64721379369.1113208512
18538.04115297071.111657819441.25214406872.8127119248
24040.64828334276.713862937043.85998451278.41501010518
30043.55616375983.7165031088746.76865500885.41778312168
40050.07611513551.784005924
50054.38986589156.098436748
63056.110298639960.0114337533


表7 6/6~6/10KV交聯聚乙烯絕緣(鋼帶鎧裝)電力電纜


標稱截面(mm2)
YJV   YJLVYJV22 YJLV22
6/6KV  6/10KV
單芯三芯三芯
計算外徑mm計算重量(KG/KM)計算外徑mm計算重量(KG/KM)計算外徑mm計算重量(KG/KM)
銅芯鋁芯銅芯鋁芯銅芯鋁芯
2520.164649141.12047154947.331552687
3521.776554843.32392173749.736102955
5023.093762846.32956202052.742523316
7024.7116673250.43725241456.651023791
9526.3143584754.04603282460.260734295
12027.7169995757.25463321763.470164770
15029.52026109860.96489368167.181375329
18531.12386124164.57654419170.793955932
24033.52956147069.79471497976.9115217028
30035.93572171574.611404578882.0136268011
40040.54671219581.914593710689.5170349547
50044.457322637
63048.070293129


表8 6/6~6/10KV交聯聚乙烯絕緣細/粗鋼線鎧裝電力電纜

標稱截面mm2YJV32 YJLV32YJV42  YJLV42
6/6KV   6/10KV
單芯三芯單芯三芯
計算外徑mm計算重量(KG/KM)計算外徑mm計算重量(KG/KM)計算外徑mm計算重量(KG/KM)計算外徑mm計算重量(KG/KM)
銅芯鋁芯銅芯鋁芯銅芯鋁芯銅芯鋁芯
2528.11723156851.85101463332.32832267753.759205452
3529.11888267154.25648499233.53049283356.164445789
5030.62133182357.26343549834.83332302359.173496413
7032.32440200661.17413610336.73721328863.083457035
9534.12798221064.98611683238.34128354066.695707792
12036.73468272568.19632738639.94529378669.8106718425
15038.33873294571.810952814441.54981405273.5120449237
18540.14340319575.412346888343.35496435177.31348610023
24042.55039355381.6146961020445.76260477583.51603611544
30044.75765390847.97051519488.41834012725
40050.87728525252.585316055
50054.79049595456.499136818
63058.310585668560.2115317631


表9 8.7/10~8.7/15KV交聯聚乙烯絕緣(鋼帶鎧裝)電力電纜

標稱截面(mm2)YJV   YJLVYJV22 YJLV22
8.7/10KV  8.7/15KV
單芯三芯三芯
計算外徑mm計算重量(KG/KM)計算外徑mm計算重量(KG/KM)計算外徑mm計算重量(KG/KM)
銅芯鋁芯銅芯鋁芯銅芯鋁芯
2523.174058546.42361189352.836603192
3524.186264648.82772211655.041093454
5025.4103972951.83357242158.047713835
7027.1127384055.64131282162.056714360
9528.9156197359.35036325765.766724894
12030.31830108762.55919367268.976395393
15032.12165123666.46998419072.687875979
18533.72530138570.08189472677.2102476784
24036.13110162475.110043555182.3130458553
30038.53736187980.112013637987.5152449629
40043.14853237787.615294780796.41881711329
50047.059302835
63050.672403341


表10 8.7/10~8.7/15KV交聯聚乙烯絕緣細/粗鋼絲鎧裝電力電纜

標稱截面mm2YJV32 YJLV32YJV42  YJLV42
8.7/10KV   8.7/15KV
單芯三芯單芯三芯
計算外徑mm計算重量(KG/KM)計算外徑mm計算重量(KG/KM)計算外徑mm計算重量(KG/KM)計算外徑mm計算重量(KG/KM)
銅芯鋁芯銅芯鋁芯銅芯鋁芯銅芯鋁芯
2530.71939178457.35840537234.93140298659.267556287
3531.72107189059.76404574935.93348313161.672966941
5033.22358204862.77213627737.43651334164.681227186
7034.92671223866.58218690839.34048361468.492477936
9537.73372278470.29352757440.94461387372.1105008722
12039.33737299473.410460421442.54868412575.3116249378
15040.94148322077.311838903044.15326439879.01302410216
18542.74622347781.9134821001945.95849470483.81475811295
24044.95311382548.16602511688.71695112459
30048.86652489550.57421556493.91943613820
40053.48078560255.189206444
50057.39414631959.0103177222
63060.910964706562.6119248024


表11 26/35KV單芯交聯聚乙烯絕緣電力電纜

芯數及標稱截面(mm)YJV YJLV芯數及標稱截面(mm)YJV YJLV
26/35KV26/35KV
計算外徑(mm)計算重量(kg/km)計算外徑(mm)計算重量(kg/km)
銅芯鋁芯銅芯鋁芯
1X5041.2196716571X24051.643042810
1X7042.9224318091X30054.349913134
1X9544.7257619881X40057.760953618
1X12046.1288021371X50064.074114316
1X15047.9326023311X63067.687934894
1X18549.736862541




表12 26/35KV三芯交聯聚乙烯絕緣電力電纜


芯數及標稱截面(mm2)
YJV  YJLVYJV22  YJLV22
26/35KV
計算外徑(mm)計算重量(kg/km)計算外徑(mm)計算重量(kg/km)
銅芯鋁芯銅芯鋁芯
3X5087.96819588390.9102719335
3X7091.87773646394.91148010169
3X9595.29010723298.81275210974
3X12098.9100037757102.01393211686
3X150102.1113378529105.81535812550
3X185107.3133149851110.31692713464
3X240111.51467510183114.81925214760
3X300115.01693511319120.22178616170
3X400116.02017712690


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