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Model No. : | YJV |
---|---|
Brand Name : | HUAYUAN YONGTONG |
Brand : | HUAYUAN YONGTONG |
Beijing, Beijing, China
Product beschrijving
1. ALGEMEEN
Deze vermelde specificatie heeft betrekking op de structuur, prestaties, test- en verpakkingsinformatie van EHV Power Cable zoals vervaardigd door Beijing Huayuan Gaoke cable CO., Ltd.
Zaken die niet in deze technische specificatie worden vermeld, worden onderhandeld door koper & leverancier. Dit document bevestigt de overeenkomst tussen beide partijen als technische overeenkomst van overeenkomst, tenzij anders vermeld in officiële schriftelijke bijlagen.
2. APPLICALBE NORMEN
De kabel die door Beijing Huayuan wordt aangeboden, moet als volgt worden ontworpen, vervaardigd en getest volgens de internationale normen:
Quality Control Standard |
|
ISO 9001 |
Quality Management Systems |
ISO 14001 |
Environmental Management Systems |
Component Material Standard |
|
IEC 60228 |
Conductors of insulated cables |
Cable Standard |
|
IEC 62067 |
Power cables with extruded insulation and their accessories for rated voltages above 150 kV (Um = 170 kV) up to 500 kV (Um = 550 kV) - Test methods and requirements |
3.
KABELSSTRUCTUUR voor 1C * 1400 mm 2 Kabel
CU / XLPE / CWS / AL-PE / HDPE / 220 / 400kV 1 × 1400 / 240mm 2
Structure |
Nominal thickness mm |
Nominal diameter mm |
1 Copper conductor(5 Segmental) |
/ |
45.7±0.8 |
2 semi-conductive tape |
0.14 |
46.7 |
3 conductor screen(wrapping & extruding) |
2.5 |
50.7 |
4 XLPE insulation |
29.0 |
108.7±1.5 |
5 Insulation screen |
1.5 |
111.7 |
6 semi-conductive water blocking tape |
2.0 |
113.7 |
7 Copper wire screen with Copper tape wrapping(gap) |
Sectional area 240. mm2(calculation value) |
118.2 |
8 semi-conductive water blocking tape |
0.6 |
119.2 |
11 Aluminum-polyethylene tape |
0.21 |
119.9 |
12 HDPE outer sheath |
6.0 |
131.9 |
13 semi-conductive layer(graphite coating) |
|
131.9±3.0 |
4. Gegarandeerde technische details
No |
DESCRIPTION |
UNIT |
VALUEREQUIRED |
1 |
Manufacturer |
|
Beijing Huayuan Gaoke Cable.Co.,Ltd. |
2 |
Cable size |
mm2 |
1400(nominal) |
3 |
Cable type |
|
CU/XLPE/CWS/AL-PE/HDPE |
4 |
Voltage Grade(U0/U(Um) |
KV |
220/400(420) |
5 |
Reference Standard |
|
IEC 62067 |
6 |
No. and cross sectional area of conductor |
|
1C 1400sqmm |
7 |
Conductor material |
|
Copper |
8 |
Shape |
|
5 Segmental |
9 |
Nominal diameter of conductor |
mm |
45.7 |
10 |
Conductor Screen materials |
|
Simi-conduction tape + Extruded semi-conducting compound |
11 |
Nominal thickness of conductor screen |
mm |
2.5(wrapping + extruding) |
12 |
Insulation material |
|
super clean XLPE |
13 |
Nominal thickness of insulation |
mm |
29.0 |
14 |
Nominal diameter over insulation |
mm |
108.7 |
15 |
Insulation screen material |
|
|
16 |
Nominal thickness of insulation screen |
mm |
1.5 |
17 |
Metallic Screen material |
|
Copper wire screen with copper spiral binder tape (gap) |
18 |
Short circuit current rating(t=1.0sec) |
|
|
|
Of conductor |
kA |
201.4 |
|
Of metallic screen |
kA |
34.2 |
19 |
Outer sheath material |
|
HDPE |
20 |
Nominal thickness of outer sheath |
mm |
6.0 |
21 |
Nominal overall diameter of cable |
mm |
131.9 |
22 |
Approx. weight of cable |
kg/km |
25020 |
23 |
Minimum bending radius |
mm |
2640 |
24 |
Max.D.C. Conductor resistance at20`C |
Ω/km |
0.0129 |
25 |
Nominal capacitance per phase |
uF/km |
0.175 |
26 |
Max. current rating in air at 40° C |
A |
1656(2 circuit ,phase spacing 300, flat formation, a point earthed or cross connected) |
27 |
Max. current rating in tunnel at 50° C |
A |
1500(2circuit ,phase spacing 300, flat formation, a point earthed or cross connected , inside wide more than 1.8m, inside height more than 1.0m) |
28 |
Max. conductor temperature on continuous |
℃ |
90 |
29 |
Max. conductor temperature in short circuit |
℃ |
250(not exceed 5s) |
5 . TESTVEREISTEN VOOR EHV- stroomkabels
De kabeltests moeten worden uitgevoerd in overeenstemming met de toepasselijke norm van 400 kV voedingskabels. De volgende testitems moeten worden uitgevoerd in overeenstemming met de relevante IEC-normen.
No. |
Test item |
Routine tests |
|
1 |
Partial discharge test |
2 |
Voltage test |
3 |
electrical test on oversheath of the cable |
Sample tests |
|
1 |
conductor examination |
2 |
measurement of electrical resistance of conductor and of metal screen/sheath |
3 |
measurement of thickness of insulation and oversheath |
4 |
measurement of thickness of metal sheath |
5 |
measurement of diameters |
6 |
hot set test for XLPE insulation |
7 |
measurement of capacitance |
6 . VERPAKKING GEGEVENS VOOR 400 kV voedingskabels
De kabels moeten op stalen vaten worden gewonden. De onuitwisbare markering moet worden afgedrukt op het oppervlak van de trommelflens in overeenstemming met de eisen van de klant.
Cable Type |
Drum length(m) |
Drum Dimensions (mm) |
|||
D |
d |
b |
B |
||
CU/XLPE/CWS/AL-PE/HDPE 220/400 kV 1× 1400 mm2 |
180 |
3800 |
3000 |
1950 |
2200 |
Opmerking: de waarde [D "mag de afmeting van de afdichtingsplaten niet bevatten.
Fabriek en uitrusting
Pakket
1. Drie Core Coper Dirigent 2. Koperen draad afgeschermde kabel 3. High Voltage Power Kabel 4. Hv Xlpe Kabel 5. 2x Bedieningskabel
Beijing, Beijing, China
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