State Grid Underground 220KV Power Cables

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Loading Port:
China main port
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Min Order Qty:
1000 m
Supply Capability:
20000 m/month

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Product Description:

Name: 127/220kV, Cu/XLPE/Al corrugated/PVC 1*2500mm2, Optical Fiber sensing cable inserted.

Conductor shape: segments

Standard: IEC 60840-2004

IEC 62087-2006

Or equivalent DIN, BS, AS/NZS, JIS, ASTM, IS, etc. standard.

Package: Steel Drum

Additional Options: Flame retardant, Anti-termite.

Technical details:


Conductor: Conductor cross section of 800mm2 or below is stranded through compacting round core, with better roundness and higher compacting coefficient. Conductor cross section more than 800mm2 is made by segment of Milliken method to minimize skin connecting and alternating current impedance and increase power transmission capacity of cable.


Insulation: XLPE, gravity feeding in 1000 level ultra-clean environment.


Product line: VCV/CCV


Metallic screen/sheath: Option 1) Welded corrugated aluminum sheath

                                    Option 2) Extruded Corrugated aluminum sheath

                                    Option 3) Copper wire + poly laminated sheath


Outer sheath: PVC, MDPE, HDPE, LDPE


Characteristic of use:

  1. Allowable max. long-time operation temperature of cable conductor: 90°C

  2. Allowable Max. short circuit temperature of cable conductor (max. sustaining period not exceeding 5s): 250 °C 

  3. Allowable Min. bending radius when laying cable, generally 20 times of the cable diameter


Main Cross sections for 127/220kV Power Cable:

400mm2, 500mm2, 630mm2, 800mm2, 1000mm2, 1200mm2, 1400mm2, 1600mm2, 1800mm2, 2000mm2, 2500mm2


Quality and service:


Our motto: “Reputation based, Quality prioritized”, we wins customers trust for following reasons:


1, Quality control strictly follows ISO9001:2008 and ISO14001:2004, while guarantee that all products we supplied are totally new and unused. They are made of best material by first-class process techniques while tested and qualified by all specified testing items.


2, The Company promises to offer high-quality after-sale service to our customers. The service for cable fixation, installation and testing are available at customer request, if necessary technicians are sent to give instructions to the customers. After make sure it is the problem on quality we will repair or replace the defected products, the concerned expense or loss will be at our side.


3, The Company guarantees to deliver products in compliance with the bidding documentation.


4, The Company promises to offer cooperation and service according to the binding contract and requirements of supervision, testing for products.

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