Applications and FeaturesRubber thread called rubber cord or rubber power cord, because of its resistance to the upper and lower temperature, generally used in various fieldsProduct UsageAC rated voltage of 300V / 500V and 450 / 750V and below the power plant, household appliances, power tools, construction machinery and interior lighting requirements of soft or mobile sites, for electrical cable or wiring.Description printing and production processes editedH 05 R N - F 3 G 0.75 represents H --- Type: H behalf of HARMONIZED (NCB), A representative of OTHER STD (other agencies). --- 05 Rated voltage: 03 = 300 / 300V; 05 = 300 / 500V; 07 = 450 / 750V R --- basic insulating materials: V = PVC (polyvinyl chloride) R = RUBBER (rubber) S = SI rUBBER (silicone rubber) ... N --- additional insulation material: N = pOLYCHLOROPRENE rUBBER (chloroprene rubber) ... F --- wire structure: F = cord thin, H = cord hairline. .. 3 --- number of cores: G --- grounding type: G = grounding; X = 0.75 --- no ground cross-sectional area: 0.75 = 0.75 mm2 0.75 indicates conductor cross-section is 0.75 mm2.