690 Voltage XPLE 3*50, 3*35,SWA Cable for Underground Coal Mine
Product Description
The three-core cables with insulation of cross-linked polyethylene (XLPE) and longitudinal water-blocking elements ,are designed for transfer and distribution of electrical power with nominal voltage Uo/U 3.6/6; 8.7/15 kV and frequency 50 Hz in urban and district electrical networks and for electrical supply of transformer's substations, small and medium industrial plants.
They are suitable for use in distribution installations, electric power stations and industrial systems. The cables are for fixed assembly in lines with unlimited difference levels, indoor installations, in cable ducts, conduits and shafts, over shelves and grills directly underground in ditch and outdoor shelter.
Cable construction | Construction | According to BS 6622 | Conductor | Cu or Al stranded compacted, according to BS 6360 (IEC 60228) class 2 | Inner semi-conductive layer: | semi-conductive XLPE compound | Insulation | XLPE compound | Outer semi-conductive layer | semi-conductive XLPE compound | Metal screen over each phase | -I option- Cu tapes laid with overlap over each phase -II option - Cu wires laid concen trically | Cable assembly | Three insulated and screened phases are twisted with fillings and tape support | Separating layer | PVC compound - type 9 | Armour | Galvanized steel wires, laid concentrically | Sheath | PVC compound - type 9 to BS 6755-4.2 | Color | black | | Technical data | Conductor resistance at 20°C | According to BS 6360 (IEC228) class 2 | Operating temperature | 90°C continuous operation | Overload temperature | 130°C /100h per year max./ | Short circuit temperature | 250°C /5 s max./ | Nominal voltage Uo/U: | 3.8/6.6; 6.35/11; 8.7/15; 12.7/22; 19/33 | Highest system voltage Uo/U, no more than | 7.2; 12; 17.5; 24; 36 | Test voltage AC (≈) - 15 min | 15; 25.5; 35; 51; 76kV | Level of partial discharge at kV | 7.5; 12.5; 17.5; 25.5; 38 kV max. 10pC | Bending radius, min | 12x D cable | | Bending radius adjacent to joints or terminations, min | 10x D cable | Temperature of laying | no less than 0°C | Temperature of exploitation | -30 to 50°C | | Force of strain in laying N max. n-number of cores and | Al cores - 30*n*S core Cu cores - 50*n*S core S-cross section of cores in mm | |
Company Information
Zhengzhou hongda cable Co., Ltd.
Established Year: 1999
Registered capital of RMB:5,000,000
Factory Area:300,000m2
Main products:
Areial bundle cable ,XLPE insulated power cable ,PVC insulated power cable ,electrical wire ,bare aluminum conductor(AAC AAAC ACSR )and so on
Main export county:
USA Philippines Malaysia Indonesia Venezuela, Colombia Mexico
Dominica India South Africa Zambia Kenya and so on .
FAQ
Q: Are you trading company or manufacturer ?
A: We are factory.
Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
Q: What is your terms of payment ?
A: 30% T/T in advance,70% T/T balance before shipment
Contact us if you need more details on 690 Voltage XPLE 350 SWA. We are ready to answer your questions on packaging, logistics, certification or any other aspects about Cable for Underground Coal Mine、
Coal Mine Cable. If these products fail to match your need, please contact us and we would like to provide relevant information.
Product Categories : Coal Mine Cable
