Let us discuss about Size and current carrying capacity of a 11 KV 3x120 mm2 AB Cable. Before getting answer we have to know about Technical Specification.The Technical Specification as below. TECHNICAL SPECIFICATION FOR 11KV AB Cable( AERIAL BUNCHED CABLES) and XLPE insulated (CROSSED LINKED POLYETHYLENE DRY GAS CURED/WET CURED) FOR OVERHEAD LINES. 1. SCOPE This specification covers requirements of XLPE insulated, 11 KV Aerial Bunched Cables for overhead lines. 2. COMPOSITION OF THE CABLE The composite cable shall comprise three single-core cables twisted around a bare aluminium alloy messenger wire, which will carry the weight of the cable. 3. RATED VOLTAGE The rated voltage of the cables shall be 6.35KV/11KV and the maximum operating voltage shall be 12 KV. 4. APPLICABLE STANDARDS Unless otherwise stipulated in this Specification, the following Standards shall be applicable: i) IS: 7098 (Part-II) - 1985 – Cross linked Polyethylene Insulated PVC Sheathed Cables ii) IS: 8130-1984 -
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