Extra-high-tension cable is a kind of power cable with the continuous development ofcable technology. The cable is generally used as a central link in the large
transmission system. It belongs to a high voltage cable with high technical content,which is mainly used for long distance power transmission.
GB 11017. IEC61840
1. Long-term operating temperature for cable conductor is 90C
2. The highest temperature of the conductor in short circuit (no longer than 5
seconds) is not more than 250C. If a joint is in the cable, the temperature of thetinning welding joint is not more than 120C, compressing joint not more than150C and electro-welding or gas-welding joint not more than 250C.
3. No drop is limited provided there is full mechanical tension when cable is laid. It is forbidden to lay cable in iron-pipe or to fix cable by circling around the cablewith iron materials.
4. Min. temperature during installation shall not be less than 0C. In the case oflower temperature, heating measures shall be taken.
Core Number: 1 Core
Conductor: Cu / AL
Metallic screen: Corrugated Aluminum sheathed
Outer sheath: PVC / PE
Q1: Are you a manufacturer or a trade company?
A: We are cable manufacturer with 15 years production experience and more than 10 years export experience.
Q2: What`s your export business type / customer groups?
A: Our business includes: Retail, wholesale, government project supply, private engineering supply, international bidding, customer requirements production, OEM , etc. And our customers are : Retailers, Wholesalers, Electric Power Companies, Oil companies, EPC companies, Electrical equipment manufacturers, Factories, Agents, Brokers , etc. No matter which field you are in , if you need cables , just contact us !
Q3: I do not know how to choose what I need. / I have not found the cable type and size I need on this page.
A: Please do not worry. Contact us and send us your requirements, we will help you to choose correct cable you need. If you have below information is better: Cable voltage, conductor material, Insulation and Outer sheath material, armor type. Otherwise you can provide us the cable installation environment, application requirements, etc.
Q4: When can I get the price ?
A: Normally you can get our feedback within 24 hours upon we get your inquiries. As soon as necessary product information is confirmed, our quotation will reach you within 24 hours. For large project and multi-items more than 50 items, we need 3-5 days more.
Q5: What’s your MOQ?/ How long is your delivery time?
A: MOQ & Delivery time both according to different product, product size, production construction. Welcome to contact us for further communication. Anyway, we will try our best to support you!
Q6: What’s your trade term and payment term?
A: Mostly used trade term is EXW, FOB , CFR/CNF, CIF. Payment term varies from different contract value and commercial clauses. Normally 30% TT advance payment is required, the balance payment by TT / LC .
Q7: What`s your quality guarantee and period.
A: We guarantee that all of our products are free from defects. We will take back any product that does not meet the agreed quality by both parties. Usually the guarantee period is 18 months after shipment and 12 months after installation, which is earlier .
Q8: Does your price include destination custom clearance , import tax , installation service ?
A: Sorry, currently we only supply cables and provide shipping service in China. Other services should be re-quoted and negotiated by both parties.