SD-AB-E-CP-SP-8008阴极保护电缆

MUGLADMUGLADMUGLAD BASINBASINBASIN OILOILOIL DEVELOPMENTDEVELOPMENTDEVELOPMENT PROJECTPROJECTPROJECTEPCPIPELINE SYSTEM- SEGMENT A & BCONTRACT NO. MBOD/DS/03A/97SPECIFICATIONFORCATHODIC PROTECTION CABLEBEIJINGCHINA Page 1 of 6 GREATER NILE PETROLEUM OPERATING CO.KHARTOUM NORTH, SUDANMUGLAD BASIN OIL DEVELOPMENT PROJECT,EPC PIPELINE SYSTEM-SEGMENT A&B REVISIONDATEREVISION DETAILS PREPARED BY CHECKED BY APPROVED BY 025/04/98APPROVEDXue ZhiyuanLi YongliangHu ShixinSPECIFICATION FORCATHODIC PROTECTION CABLEDOCUMENT NO. SD-AB-E-CP-SP-8008 MUGLAD BASIN OIL DEVELOPMENT PROJECT PIPELINE SYSTEM GNPOCDEPARTMENTENGINEERINGDOCUMENT No.SD-AB-E-CP -SP-8008REV. 0 Page 2 of 6F:fileroot052021-11221066420d-f0a6-4162-833f-88fffe5fa1e54b480713982d545760bf7a9d3c066e70.pdfDATE: 21.11.22CONTENTS1.0GENERAL INFORMATION1.1Scope1.2Reference Codes And Supplementary Provisions 1.3Data Sheet2.0DESIGN2.1General 2.2Cable type2.3Cable size2.4Cable Color Coding3.0SUPPLY CONDITIONS3.1General3.2Terms of Delivery4.0BID CONDITION4.1Information To Be Included In The BidATTACHMENT MUGLAD BASIN OIL DEVELOPMENT PROJECT PIPELINE SYSTEM GNPOCDEPARTMENTENGINEERINGDOCUMENT No.SD-AB-E-CP -SP-8008REV. 0 Page 3 of 6F:fileroot052021-11221066420d-f0a6-4162-833f-88fffe5fa1e54b480713982d545760bf7a9d3c066e70.pdfDATE: 21.11.221.0GENERAL INFORMATION1.1 Scope This specification covers the requirements, tests supply and bid conditions for cable used for cathodic protection.1.2Reference Codes And Supplementary Provisions1.2.1If not otherwise indicated in Data Sheet shall be made to the latest edition of codes listed below , including amendments and publications of special parts:1.2.2- PTS 30.10.73.31 Technical Specification Design Of Cathodic Protection Systems For Onshore Buried PipelinesIEC 92 Tests method of insulated cables .IEC 228Conductors of insulated cables IEC 287Calculation of the continuous current rating of cablesIEC 331Fire resisting characteristics of electric cables IEC 332Tests on electric cables under fire conditionsIEC 540Tests methods of insulated cables BS 5467Specification for cables with thermosetting insulation for electricity supply for rated voltages up to and including 600/1000V and up to and including 1900/3300V1.2.3In the event of discrepancies between requirement laid down in the codes, this specification and the Data Sheet, the least, priority shall, unless specified otherwise, be given to those in the Data Sheet, followed by this specification and , finally , codes and standards.1.3Data Sheet The Data Sheet is the Owners document and contains data and information required for the design of cable as well as other information relating to the supply.Data Sheet shall include the following information at least:Cable type Cable size2.0DESIGN2.1GeneralAll cable used in cathodic protection shall be IEC approved and bear an IEC approved MUGLAD BASIN OIL DEVELOPMENT PROJECT PIPELINE SYSTEM GNPOCDEPARTMENTENGINEERINGDOCUMENT No.SD-AB-E-CP -SP-8008REV. 0 Page 4 of 6F:fileroot052021-11221066420d-f0a6-4162-833f-88fffe5fa1e54b480713982d545760bf7a9d3c066e70.pdfDATE: 21.11.22label for direct buried in soil.2.2Cable Type Following cable type should be used in cathodic protection.For selection of cable type, it shall specified in the Data Sheet.2.2.1Armoured cablesIn industrial or urban areas armoured cables should be used and should have following features:Rated voltage U0/U=0.6/1kVOne single core stranded copper conductor XLPE core insulation Extruded or lapped PVC armour beddingGalvanized steel wire armourPVC outer sheath , black2.2.2Unarmoured cable Except in industrial or urban areas, unarmoured cables should be used and should have following features:- Rated voltage U0/U=0.6/1kV- One single core stranded copper conductor - PVC core insulation - PVC outer sheath, black2.3Cable SizeFollowing cable size should be used in cathodic protection.For selection of cable size, it shall specified in the Data Sheet.2.3.1Size A Cable Size A cable have following features:- Cable cross sectional area = 25 mm2- Red PVC core insulation - PVC outer sheath , black MUGLAD BASIN OIL DEVELOPMENT PROJECT PIPELINE SYSTEM GNPOCDEPARTMENTENGINEERINGDOCUMENT No.SD-AB-E-CP -SP-8008REV. 0 Page 5 of 6F:fileroot052021-11221066420d-f0a6-4162-833f-88fffe5fa1e54b480713982d545760bf7a9d3c066e70.pdfDATE: 21.11.222.3.2Size B Cable Size B cable have following features:- Cable cross sectional area = 16 mm2- Blue PVC core insulation -PVC outer sheath , black2.3.3Size C cableSize C cable have following features:- Cable cross sectional area = 10 mm2- Green PVC core insulation - PVC outer sheath , black2.3.4Size D cableSize D cable have following features:- Cable cross sectional area = 6 mm2- Yellow PVC core insulation - PVC outer sheath, black2.4Cable Color Codingtypesizecolor of core insulationPotential measuring cableUnarmoredCGreenBonding cableUnarmoredARedAnode lead cableUnarmoredBBlueGroundbed positive cableUnarmoredARedNegative cableUnarmoredBBlueMeasuring cathodic cableUnarmoredBBlue