Corona Proof Ring Metal Downlead Clamp Preformed Cable Fittings 1. Usage and characteristics Corona proof ring is mainly used on the ADSS cable which is installed with electric power transmission line and whose pressure is over 220KV. Since cable and preformed rods are in the space of high-strength electric field, the terminal end of preformed armor rods are easily affected by corona discharge which can threat cable's safe operation. Corona proof ring can greatly improve the status of the electric field and decrease the corona electric erosion to the cable and extend cable's life. 2.Product features: 1). Corona proof 2). Easy to install and operate 3). Big production, short production time 4). First-class quality, favoured price 5). ISO9001 certified 6). Customized 3. Packing /shipping/ Terms of Payment Packaging: according to the concrete product cartons,wooden cases (as customer's requirements) Delivery: usually,it will take about two weeks for the order of 10000 sets for production Terms of Payment : By T/T 4. The product is also named as follows: Metal Corona Ring
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