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Model No. : | YJLW03 |
---|---|
Brand Name : | HUAYUAN YONGTONG |
Application : | Construction |
Beijing, Beijing, China
Mô tả Sản phẩm
Đặc điểm kỹ thuật
ITEM | DESCRIPTION | UNIT | REQUIRED SCHEDULE A | OFFERED SCHEDULE B |
38 | 800mm² 76/132kV 1C Cu XLPE CSA | ----- | ||
1 | Manufacturer | Specify | Beijing Huayuan Gaoke cable Co.,Ltd. | |
2 | Country of Origin | Specify | CHINA | |
3 | Rated voltage | kV | 145 | 76/132(145) |
4 | nominal diameter of conductor | mm2 | 800 | 800 |
5 | nominal thickness of conductor screen | mm | Specify | 1.5(wrapping & extruding) |
6 | nominal thickness of core screen | mm | Specify | 1.0 |
7 | nominal overall diameter of cable | mm | Specify | 107.0 |
8 | mass of cable | kg/m | Specify | 13890(approx.) |
9 | d.c. resistance of conductor at 20 °C | Ω/km | Specify | 0.0221 |
10 | a.c. resistance of conductor at 90 °C | Ω/km | Specify | 0.0311 |
11 | a.c. resistance of sheath with conductor at 90 °C | Ω/km | Specify | 0.0724 |
12 | reactance per phase | Ω/km | Specify | 0.199 |
13 | capacitance per phase | nF/km | Specify | 189 |
14 | zero sequence resistance and reactance | Ω/km | Specify | 0.0311+j0.151(flat formation) |
15 | zero sequence capacitance | nF/km | Specify | 189(flat formation) |
16 | rated continuous current | A | Specify |
1040(in ground ,temperture 25℃,phase spacing 250mm,depth 1.2m ,soil thermal resisitivity 1.0k.w/m ,1circuits) |
17 | rated symmetrical fault withstand current | kA.s | Specify | 115(kA/1s conductor) |
18 | rated earth fault withstand current | kA.s | Specify | 55(kA/1s Al sheath) |
19 | conductor temperature at specified load | °C | 90 max | 90 max |
20 |
conductor temperature after symmetrical fault (1 s) assumin g operation at specified load before fault |
°C | Specify | 250(not exceed 5s) |
21 |
sheath temperature after earth fault (1 s) assuming operatio n at specified load before fault |
°C | Specify | 200(not exceed 5s) |
22 | conductor losses at maximum conductor operating temperature | kW/km | Specify | 33.64(I=1040) |
23 |
type test reports for the cables offered or for simila r cables previously tested |
Required | ||
24 | dimensioned drawing of the cable cross section | Specify | refer to the "structural drawing" | |
25 | minimum installation bending radius m | Specify | 2.1 | |
26 | emergency current rating (IEC 60853-2) | Specify | 1206(I=1040,at 105℃,not more than 2h continuously) | |
27 | cyclic current rating in accordance with IEC 60853-2 | Specify |
1040(in ground ,temperture 25℃,phase spacing 250mm,depth 1.2m ,soil thermal resisitivity 1.0k.w/m ,1circuits) |
CU / XLPE / CAS / LLDPE 76/132 (145) kV 1 × 800mm2
Structure |
Nominal thickness mm |
Nominal diameter mm |
1 Water blocking stranded compacted circular copper conductor |
\ |
34.0± 0.3 |
2 Semi-conductive tape |
0.14 |
34.6 |
3 Conductor screen(wrapping & extruding) |
1.5 |
37.0 |
4 XLPE insulation |
18.0 |
73.0±1.5 |
5 Insulation screen |
1.0 |
75.0 |
6 Semi-conductive tape |
1.2 |
81.0 |
7 Corrugated aluminum sheath |
2.0 |
96.5 |
8 Anticorrosive coating (bitumen) |
0.25 |
97.0 |
9 LLDPE outer sheath |
5.0 |
107.0 |
10 Semi-conductive layer(coatings) |
|
107.0±3.0 |
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Xưởng
Gói
Giao hàng và thanh toán
Tôn vinh
1. ba lõi đồng dây dẫn 2. lõi lõi đồng dẫn 3.132kv cáp 4. điện áp cao cáp điện 5.Hv Xlpe cáp 6.Underground cáp
Beijing, Beijing, China
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