CORE COLOUR: As per IS: 694:2010 - 2-CORE - Red, Black / 3-CORE - Red, Yellow, Blue / 4-CORE - Red, Yellow, Blue, Black As per IEC:60227 - 3 CORE - Blue, Brown, Black or Yellow/ Green / 4 CORE -Blue, Brown, Black, Grey or Yellow/Green, COPPER: EC flexible copper generally conforms to IEC 60228, DIN VDE 0295, IS 8131, INSULATION: Special grade of Rubber EPR, EPDM for inner & outer, TECHNICAL DATA: WORKING TEMPRATURE : -20�° C to + 70�° C, VOLTAGE RANGE : UP TO 1100 V, TEST VOLTAGE : 3000 V, MINIMUM BENDING : 6 X cable diameter, APPLICATION: Drinking Water Supply Pumps, Irrigation of water, appliances, control panels, machinery, and industries of every nature, SPECIAL FEATURES: Excellent Impact Resistant, Excellent Weather Resistant, PACKING: 500/1000 meters on drums.