Frequently asked questions What is the difference between the Power & Control Cables? Power Cables - No. of Cores 2,3, 3 1/2 & 4 Core Control Cables - Upto 63 Cores or above Standards Applicable for both - IS-694 & IS-1554 . What is the difference between Unsheathed & Sheathed Single Core Cable as per IS-694? Unsheathed - Only Core Insulation will be done and there will be no Sheathing. Sheathed - Sheathing will be done on Core Insulation. What is the difference between Control & Instrumentation Cable? Control Cables – They are generally Core Constructed. Instrumentation Cables – They are generally Pair Constructed with Shielding. What is the difference between Thermocouple & Instrumentation Cable? Conductor Material is Different for both. What is the difference between Armoured & Unarmoured Cable? a. Armour. b. Inner Sheath will be provided for Armoured Cable before Armouring. What is a Co-Axial Cable? This type of cable is used for Very High Frequency (V.H...