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Wire & Cable India

Category : Technical Articles

Technical Articles

MV Power cable reliability trends – Moisture or Peroxide/Dry cure!!

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Introduction Initially after the start of the use of XLPE cables, there have been early / premature cable failures which lead the industry wide developments in manufacturing process, materials development and improvements and also material handling. It was identified that the contaminations, protrusion, electrical stress, moisture and/or water were responsible......
Technical Articles

Installation of OPGW cables for GETCO’s 220 kV Transmission Line

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Sterlite Technologies Limited (STL) undertook the challenge of supplying and installing of Optical Ground Wires (OPGW) on GETCO’s old 220kV transmission line in Kangashiyali, Gujarat. Critical attributes and challenges The most critical attribute of this project was that the OPGW was to be strung on 30 years old towers, which......
Technical Articles

Nexans’ innovative overhead line technology helps Brazil solve electricity transmission problems in its large cities

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July 3, 2012 Nexans has worked with Light, Rio de Janeiro’s electric utility, to develop the innovative Lo-Sag™ conductor to help solve Brazil’s crucial issue of supplying more electricity to its large urban centres*, where the construction of new overhead transmission lines is severely restricted and needs controlled clearance to......
Technical Articles

DuPont and cable industry collaboration yields safer, more durable cables

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DuPont Vamac ethylene acrylic elastomer (AEM) has been chosen by Huber + Suhner AG, Switzerland, a leading supplier of automotive cable systems, as insulation for battery cables supplied to Fiat, Ford, Jaguar, GM/Holden and Renault, and also as screened insulation cables for hybrid prototypes and the fully electric Tesla Roadster.......
Technical Articles

Thermoplastic Polyurethane (TPU) in Optical Fiber Cable Applications

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Sat Nistala, Larry Hewitt, Jacques Horrion and Santosh Mishra Thermoplastic polyurethanes (TPU) are a class of polyurethane plastics with many exceptional properties including elasticity, high tear strength, and resistance to oil, grease and abrasion. Technically, they are elastomers of linear segmented block copolymers composed of hard and soft segments. TPUs......
Technical Articles

Competitive Manufacturing Process for MV-XLPE Compounds for Power Cables: Myth v/s Reality

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Introduction There are several methods of Cross-linking of polyethylene .This article covers only two types of Cross-linked Polyethylene insulation as they constitute largest commercial application in LV & MV – power cable manufacturing. A. Peroxide XLPE: Peroxide-XLPE (for CCV) is a thermo set compound of LDPE produced by incorporating (a)......
Technical Articles

The right combination makes the difference: Measuring technology in insulating and jacketing lines

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Possible configurations of SIKORA measuring technology in insulating and jacketing lines. Cable manufacturers are obligated to fulfil customer specifications at the production of cables. These specifications refer to the dimensions of the cable as well as their material or signal transmission characteristics. In order to meet the demands there are......
Technical Articles

Non-Contact Measurement System Enables Wire & Cable Makers to Mark Products with the Highest Accuracy

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6 January, 2012 Beta LaserMike introduces the LaserSpeed® non-contact encoder to help manufacturers accurately and consistently measure the length and speed of products during sequential printing applications. Manufacturers are realizing real productivity gains with this technology by significantly reducing maintenance errors and improving process control. “Laser-based length and speed measurements......
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Thermoplastic Polyurethane (TPU) in Wire and Cable Applications

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Thermoplastic polyurethanes (TPU) are a class of polyurethane plastics with many useful properties, including elasticity, transparency, and resistance to oil, grease and abrasion. Technically, they are thermoplastic elastomers consisting of linear segmented block copolymers composed of hard and soft segments. Who invented TPU? Commercially, polyurethane rigid and flexible foams are......
Technical Articles

Geon Vinyl Wire & Cable Compounds and OnColor Concentratres

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Kalas Manufacturing, a wire and cable manufacturer, eliminates 100,000 pounds of lead by switching to environmentally responsible vinyl-based compounds and color concentrates from PolyOne Situations When the European Union’s Restriction of Hazardous Substances (RoHS) directive went into effect in 2006, producers of certain types of electrical and electronic equipment were......
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