220kv high voltage 300 mm² copper dc power cable multi cores

Specifications:

220kv dc power cable

high voltage cable power cable
High voltage (35kv~220kv)
copper or aluminium conductor
xlpe insulation
metal sheath (lead or corrugated aluminium)
hdpe or pvc outer sheath power cable.
Laying conditions: for lyaing under ground with large different altitude, be able to bear external machanical force and moderate pulling force.

Properties of price high voltage dc power cable
1. The highest allowed operating temperature of conductor for long-term working is 90 degrees.
2. In short circuit (Max long term is no more than 5 seconds). The highest temperature for conductor is no more than 250 degrees.
3. The cable is laid without horizontal drop limit. The environment temperature should be no lower than 0 when lay.Otherwise it should be preheated.
4. Excellent electrical performance, resistance to chemical corrosion.
5. Can stand advisable traction when laid.Can stand traction from Outside.Left low smoke halogen-free after burned.Retard the burning of the cable.

Packing of high voltage dc power cable .
1. Packing length:100 to 1,000m reeled in carton drum or according to customers' requirement
2. By standard wooden drum or roll.
3. Drum size:1100mm*1100mm*1100mm.
4. as customer rquest

Estbilsed  in 1989,Jiangsu Milky Way Steel Poles is located in Wuxi,East of China ,near one of the largest sea port of China ,Shanghai,Port .

Our Products have been widely used in the power transmsion ,signal transmission and ligting for street ,road ,square ,palaestra.and so on

We have plenty of export experience . Since our first overseas order from Pakstan  in  1991 of 132 KV transmission poels ,our products have been deliveried  to more than 70 contries and areas ,including America,Australia ,Russia  ,Genmery ,Span,Philippines ,Malaysia and so on

To assure our products qualified ,we take steps as follows :

1. Management  team : We have employ the foreign export  to take chaege of the overall managemnt ,especailly the technical managemnt and quality management .

2. Introducing ISO management ,We are awared ISO 9001:2008 certificate . .

3. Lofting and design software :We have  transmisson power pole design software which can help us design all kinds of steel pole  ,at the same time ,the TMA and LMA are adopted by us to provide the design the drawing accuratly .

4. QC Inpection:It is our company policy that all the finish product should be inspected by our specialzed QC in every manufacure steps and beofore every shipment .

We are always persisting in horzontal cooperation with domestic senior project institute and technical colleges .The enterprise also has an highly qualified team working at R&D ,manufacure ,QC ,aftersales service and other important positions .