IEEE OVERHEAD CONTACT SYSTEMS COMMITTEE FOR RAIL …

Feb 14, 2005 · Kcmil, mcm* (Syn) The measured cross-sectional area of a conductor in thousands of circular mils. Knuckle. A rigid connection between two adjacent messenger wires and/or between two adjacent contact wires for their mutual alignment. Usually with insulation so as to prevent circulating currents or for maintaining electrical sectioning. ................
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