115KV 22KV电力电缆 技术规范

4 Power Cables a 24kV Power Cable Single core N A Manufacturer SpecifiedProposal ItemsUnit 230 KV Stung Hav115 KV SIHANOUK230kV Stung Hav115kV SIHANOUK Country of Origin Design standard IEC 60502 Operating voltagekV22 Highest voltage for equipmentkV24 Insulation classkV Application for 30 50MVA dist transformer secondary cable Designation of cable type Insulation material XLPE Conductor Material Annealed copper wire Nominal cross sectionmm2800 Conductor diametermm34 2 Nominal insulation thicknessmm5 5 Metallic screen Type of material Copper tape or wire Nominal screen areamm2 Amour Yes No If yes indicate the type and material Outer sheath HDPE Overall diametermm Cable weight approximately kg km SpecifiedProposal ItemsUnit 230 KV Stung Hav115 KV SIHANOUK230kV Stung Hav115kV SIHANOUK Maximum DC resistance at 20 C km Capacitance per phase F km Inductance per phasemH km Short circuit current rating for I sec ConductorkA ScreenkA Maximum current carrying capacity at 30 C In airA In groundA Installation Details Installation method Type of cable termination Total length of cablem b 24kV Power Cable 3 cores twisted N A Manufacturer Country of Origin Design standard IEC 60502 Operating voltagekV22 Highest voltage for equipmentkV24 Insulation classkV SpecifiedProposal ItemsUnit 230 KV Stung Hav115 KV SIHANOUK230 kV Stung Hav115kV SIHANOUK Application for 300kVA station service transformer primary cable Installation in ground or cable duct 3 core twisted x 1 cable Designation of cable type Insulation material XLPE Conductor Material Annealed copper wire Nominal cross sectionmm235 Conductor diametermm7 1 Nominal insulation thicknessmm5 5 Metallic screen Type of material Copper tape or wire Nominal screen areamm2 Armour Yes No If yes indicate the type and material Outer sheath HDPE Overall diameter approximately mm Cable weight approximately kg km Maximum DC resistance at 20 C km Short circuit current rating for 1 sec ConductorkA SpecifiedProposal ItemsUnit 230 KV Stung Hav115 KV SIHANOUK230 kV Stung Hav115kV SIHANOUK ScreenkV Maximum current carrying capacity at30