Huayuan Gaoke Cable Co.,Ltd.
66 KV XLPE HV Power Cables,1x1000 Mm2 Underground Cable,Lead Alloy Amored Cable
Payment Type: | L/C,T/T,Paypal,Western Union |
---|---|
Incoterm: | FOB,CFR,CIF,FCA,CPT,CIP |
Min. Order: | 1000 Meter |
Model No.: YJQS03
Brand: HUAYUAN YONGTONG
Type: Insulated
Conductor Type: Stranded
Application: Underground
Conductor Material: Copper
Sheath Material: Crosslinking
Insulation Material: XLPE
Material Shape: Round Wire
Range of Application: LSOH
Certification: ISO9001
Brand: HUAYUAN YONGTONG
Packaging: Drum
Productivity: 100km/M
Transportation: Ocean,Land,Air
Place of Origin: Beijing,China
Supply Ability: 1000km/M
Certificate: CE,CCC,ISO,KEMA
HS Code: 8544601300
Port: TIANJIN,SHANGHIA,QINGDAO
Payment Type: L/C,T/T,Paypal,Western Union
Incoterm: FOB,CFR,CIF,FCA,CPT,CIP
1. GENERAL
This listed specification covers the structure, performance, test and packing information of EHV Power Cable as manufactured by Beijing Huayuan Gaoke Cable Co.,Ltd.
Matters not mentioned in this technical specification shall be negotiated by purchaser & supplier. This document confirms the two parties agreement as technical agreement of contract unless otherwise in official written annexes.
2. APPLICALBE STANDARDS
The cable which offered shall be designed, manufactured and tested according to international standards as follows:
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 60840 | Power cables with extruded insulation and their accessories for rated voltages above 30 kV (Um = 36 kV) up to 150 kV (Um = 170 kV) – Test methods and requirements |
3. CABLES STRUCTURE for 66kV Cable
CU/XLPE/LS/CWS/HDPE 38/66(72.5)kV 1×1000 mm2
Structure | Nominal thickness mm | Nominal diameter mm |
1 Five(5) Milliken (segmental) copper conductor | / | 38.8±0.6 |
2 Semi-conductive tape | 0.14 | 39.4 |
3 Conductor screen(wrapping & extruding) | 2.0 | 42.8 |
4 XLPE insulation | 12.0 | 66.8±1.5 |
5 Insulation screen | 1.0 | 68.8 |
6 semi-conductive water blocking tape | 2.0 | 70.8 |
7 lead sheath | 3.0 | 76.8 |
8 Semi-conductive water blocking tape | 2.0 | 78.8 |
9 Copper wire screen with c opper tape wrapping(gap) | Nominal sectional area 120.0mm2 | 81.8 |
10 non-conductive water blocking tape | 0.6 | 82.8 |
11 HDPE outer sheath | 4.5 | 91.8 |
12 semi-conductive layer(extruding) | 0.5 | 92.8±3.0 |
Leas sheath with copper wire undertake loading short circuit current together
4. Guaranteed Technical Particulars
No | DESCRIPTION | UNIT | VALUEREQUIRED |
1 | Manufacturer | | Beijing Huayuan Gaoke Cable.Co.,Ltd. |
2 | Cable size | mm2 | 1000(nominal) |
3 | Cable type | | CU/XLPE/LS/CWS/HDPE |
4 | Voltage Grade(U0/U(Um) | KV | 38/66(72.5) |
5 | Reference Standard | | IEC 60840 |
6 | No. and cross sectional area of conductor | | 1C 1000sqmm |
7 | Conductor material | | Copper |
8 | Shape | | Five(5) Milliken (segmental) |
9 | Nominal diameter of conductor | mm | 38.8 |
10 | Conductor Screen materials | | Simi-conduction tape + Extruded semi-conducting compound |
11 | Nominal thickness of conductor screen | mm | 2.0(wrapping + extruding) |
12 | Insulation material |
| super clean XLPE |
13 | Nominal thickness of insulation | mm | 12.0 |
14 | Nominal diameter over insulation | mm | 66.8 |
15 | Insulation screen material | | Extruded semi-conducting compound |
16 | Nominal thickness of insulation screen | mm | 1.0 |
17 | Metallic Screen material | | copper wire with copper tape binder tape (gap) |
18 | Short circuit current rating(t=1.0sec) | | |
| Of conductor | kA | 144 |
| Of metallic screen | kA | ≥25(lead sheath with copper wire) |
19 | Outer sheath material | | HDPE |
| Colour |
| yellow |
20 | Nominal thickness of outer sheath | mm | 4.5 |
21 | Nominal thickness of extrude semi-conductive layer | mm | 0.5 |
22 | Nominal overall diameter of cable | mm | 92.8 |
23 | Approx. weight of cable | kg/km | 21860 |
24 | Minimum bending radius | mm | 2320 |
25 | Max.D.C. Conductor resistance at20`C | Ω/km | 0.0176 |
26 | Nominal capacitance per phase | uF/km | 0.30 |
27 | Max. current rating in air at 40° C | A | 1442(1 circuit ,phase spacing 250, flat formation, a point earthed or cross connected) |
28 | Max. current rating in ground at 25° C | A | 1273circuit ,phase spacing 250, flat formation, a point earthed or cross connected ,depth of laying 1200 mm ,thermal resistivity of soil 1.0 k.m/W) |
29 | Max. conductor temperature on continuous | ℃ | 90 |
30 | Max. conductor temperature in short circuit | ℃ | 250(not exceed 5s) |
5. TEST REQUIREMENTS FOR EHV Power Cables
The cable testing shall be conducted in accordance with applicable standard of 66 kV Power Cables. The following test items shall be carried out in accordance with relevant IEC standards.
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 |
Company
Workshop
Package
Delivery and Payment
Honor
Customer
Product Categories : High Voltage Power Cable