Fitting


ZTT is an experienced and reliable manufacturer and supplier of hardware fittings and accessories for overhead transmission line, substation, distribution line (rural),and aerial?optical?fiber cable. ZTT has about 350,000km successful operation performance now. It forms about 7,600,000 sets (appr. 28,200 tons) of fittings and accessory annual output and becomes a professional company and satisfies different customers’ requirements with quickest delivery time. ZTT has rich experience and successful?supplies on UHV project up to 1000kV, ±800kV.


Design & Construction of Hardware fittings and Accessories

The Hardware fittings and Accessories are made of Aluminum, Copper, steel and other suitable materials, it is design as the connection among the conductor, optical fiber cable, tower and insulators, it can carry the mechanical and/or electric load. The max tension strength for tension clamp is reached 1227.663kN.





Reference Standards


The products meet the international standards of IEC series (such as IEC 61284, IEC 61854, IEC 61897 etc.) and can be manufactured according to customers’ requirements of standards such as ICEA, AS, BS, DIN/VDE, IS, etc. ZTT also can produce fittings and accessories with special requirements including heavy corrosion resistant, Ultra-low temperature resistant, Heavy Ice Load area, river crossing etc.




Types & Purposes


●Hardware Fittings for conductor acc. to IEC 61284, IS 2486, BS 3288 std.

-Transmission line

-Distribution line (rural)

-Substation

●Hardware Fittings and accessories for optical fiber cable acc. to IEC 61284, IS 2486, BS 3288 std.

-For optical fiber cable, such as ADSS, OPGW, OPPC, OFC




Advantages


The fittings manufactured by ZTT had already been put into operation in around 300,000.00 km transmission line worldwide. ZTT fittings and composite insulators had already passed industrial and national appraisal, achieved special high-grade National Industrial Products Production Permit.




The products follow strictly latest national and international standards, and passed the test of China Electric Power Research Institute (CEPRI), China Electric Power Industry Power Fittings Test Center (PLAIC), Shanghai Electric Cable Research Institute (SECRI), Kinectrics International Inc. Canada, KEMA etc. The performance of products reached international leading level, kinds of fittings had been widely used in many large crossing and heavy ice areas projects.





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Fitting