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    Gas Power Station

    4. Codes and Standards

    The cables shall conform to the latest issue (including amendments) of the relevant IEC regulations including

    harmonized documents (e.g. HD603) in particular with:

    Israeli Law and Legal Regulations and Standards,

    SI 1516-1 Israel Standard SI 1516 Part 1

    IEC 60502-1 Power cables with extruded insulation and their accessories – Part 1 (1kV and 3kV)

    IEC 60502-2 Power cables with extruded insulation and their accessories – Part 2 (6kV up to 30kV)

    IEC 60332-1 Test for vertical flame propagation for a single insulated wire or cable

    IEC 60332-3-24 Tests on electric cables under fire conditions – Part 3-24, Cat. C

    IEC 60227 Polyvinyl chloride insulated cables of rated voltages up to and including 450/750 V

    IEC 60245 Rubber insulated cables – Rated voltages up to and including 450/750 V

     

    5. MV Power Cables, Single Core

    Application: MV-cables will be used in three-phase 11,5kV (Um = 17,5kV) systems, 50Hz, low resistance

    grounded system.

    Reference Standard: According HD620-S2 based on IEC 60502-2

    Data:

    Base type designation (example) (N) 2XSY

    Nominal voltage U0 / U (minimum) 12/20 kV

    AC Test voltage (core : metallic screen) 42 kV

    Highest system voltage (AC) 24 kV

    Permissible continuous conductor

    temperature

    90°C

    Permissible conductor temperature under

    short-circuit conditions

    250°C

     

    Conductor: Plain annealed copper, class 2 acc. to IEC 60228, circular stranded (RM)

    Conductor screen: Extruded semi-conductive compound

    Insulation: Extruded cross-linked polyethylene XLPE

    Insulation screen: Extruded semi-conductive compound

    Filler: Semi conductive tapes

    Metallic screen: Copper wire and copper tape shielding

    Armouring / rodent resistance: None

    Core identification: None

    Bedding and outer sheath:

    - PVC

    - colour: black

    - fire retardant jacketing

    - resistance to ultra violet radiation

    Marking on outer sheath: Meter marking, manufacturer, cable type & voltage,

    cross-section, year of manufacture, manufacturing standard

    Anti Termite Repellent: None

     

    6. MV Power Cables, Three Core (not applicable)

    Application: MV-cables will be used in three-phase 11,5kV (Um = 17.5kV) systems, 50Hz, low resistance

    grounded system.

    Reference Standard: According HD620-S2 based on IEC 60502-2

    Data:

    Base type designation (example) (N) 2XSEY

    Nominal voltage U0 / U (minimum) 12/20 kV

    AC Test voltage (core : metallic screen) 42 kV

    Highest system voltage (AC) 24 kV

    Peak short circuit current 110 kA

    Permissible continuous conductor

    temperature

    90°C

    Permissible conductor temperature under

    short-circuit conditions

    250°C

     

    Conductor: Plain annealed copper, class 2 acc. to IEC 60228, circular stranded (RM)

    Conductor screen: Extruded semi-conductive compound

    Insulation: Extruded cross-linked polyethylene XLPE

    Insulation screen: Extruded semi-conductive compound

    Filler: non-hygroscopic compound filler

    Metallic screen: Copper tape shielding

    Armouring / rodent resistance: None

    Core identification: acc. manufacturer's standard

    Bedding and outer sheath:

    - PVC

    - colour: black

    - fire retardant jacketing

    - resistance to ultra violet radiation

    Marking on outer sheath: Meter marking, manufacturer, cable type & voltage,

    cross-section, year of manufacture, manufacturing standard.

    Anti Termite Repellent: None

     

    7. LV Power Cables, Single- and Multi-Core

    Application: LV-cables will be used in three-phase 690/400/230V (Um = 1,2kV), 50Hz, grounded neutral

    system with protective conductor (TNS) and as DC-cables (incl. excitation cables).

    Reference standard: HD603-S1 based on IEC 60502-1

    Data:

    Base type designation (example) (N) 2XY (N) 2XCY (N) X-2XCY

    Nominal voltage U0 / U (AC) 0.6/1 kV

    Direct voltage 1.5 kV

    Test voltage (AC) 3.5 kV

    Highest system voltage (AC) 1.2 kV

    Peak short circuit current at busbar (for cables with

    cross-section > 185mm2)

    up to 110 kA up to 110 kA up to 110 kA

    Permissible continuous conductor temperature 90°C 90°C 90°C

    Permissible conductor temperature under short-circuit

    conditions

    250°C 250°C 250°C

    Conductor:

    - plain annealed copper wires for phase, neutral and PE conductors

    - for cross sections <16mm2 stranded copper conductors, round shape

    - for cross sections 16mm2 stranded copper conductors, round shape

    - for cross sections >16mm2 stranded copper conductors, round or sector shape

    - for cross sections 25mm2 3½ & 4½ conductor cross sections are applied (½ conductor for PE/N)

    Insulation: Cross-linked polyethylene XLPE

    Filler: non-hygroscopic compound filler

    Bedding and outer sheath:

    - PVC

    - colour: green (acc. Israeli Standard SI 1516-1 for XLPE insulated cores)

    - fire retardant jacketing

    - resistance to ultra violet radiation

    - Metallic Screen for X-2XCY shall be Copper-Tape applied as closed helix

    (Copper-Foile with overlap and annealed copper wires)

    - Rubber insulated LV power cables might be also used.

    Marking on outer sheath: Meter marking, manufacturer, cable type & voltage,

    cross-section, year of manufacture, manufacturing standard.

    Anti termite repellent: None

    Armouring / rodent resistance: None

    Stripping insulation: Easily strippable cable insulation must be ensured under normal conditions.

     

    8. LV Control Cables

    Application: LV control cables will be used in single-phase 230V (Um = 1,2kV) , 50Hz, grounded neutral

    system with protective conductor (TNS); for secondary CT/VT-circuits and as DC cables.

    Reference standard: HD603-S1 based on IEC 60502-1

     

    Conductor:

    - plain annealed copper wires for phase and neutral conductors with a minimum cross section of 1.5

    mm²

    - metering cables with a minimum cross section of 6mm² for CT’s and 4mm² for VT’s

    - “concentric conductor” (PE) of copper wires and/or flat copper tape

    - stranded copper conductors, round shape

    Insulation: PVC or Cross-linked polyethylene XLPE

    Bedding and outer sheath:

    - PVC

    - colour: black (acc. Israeli Standard SI 1516-1 for PVC insulated cores)

    - colour: green (acc. Israeli Standard SI 1516-1 for XLPE insulated cores)

    - resistance to ultra violet radiation

    Marking on outer sheath: Meter marking, manufacturer, cable type & voltage,

    cross-section, year of manufacture, manufacturing standard

    Anti termite repellent: None

    Armouring / rodent resistance: None

    Stripping insulation: Easily strippable cable insulation must be ensured under normal conditions.

     

    9. Frequency Converter Cables, Multi-Core (if applicable)

    Application: LV-cables will be used in three-phase 690/400V (Um = 1,2kV), 50Hz, grounded neutral

    system with protective conductor (TNS).

    Reference standard: HD603-S1 based on IEC 60502-1

    Data:

    Base type designation (example) 2YSLCYK-J

    Nominal voltage U0 / U (AC) 0.6/1 kV

    Direct voltage 1.5 kV

    Test voltage (AC) 3.5 kV

    Highest system voltage (AC) 1.2 kV

    Permissible continuous conductor temperature 90°C

    Permissible conductor temperature under short-circuit conditions 250°C

    Conductor:

    - plain annealed copper wires for phase and PE conductors

    - “concentric conductor” (PE) of copper wires and/or flat copper tape

    Insulation: Cross-linked polyethylene XLPE

    Filler: non-hygroscopic compound filler

    Bedding and outer sheath:

    - PVC

    - colour: green (acc. Israeli Standard SI 1516-1 for XLPE insulated cores)

    - fire retardant jacketing

    - resistance to ultra violet radiation

    Marking on outer sheath: Meter marking, manufacturer, cable type & voltage,

    cross-section, year of manufacture, manufacturing standard.

    Stripping insulation: Easily strippable cable insulation must be ensured under normal conditions.

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