FlameBlocker NTKOXSekf/ekw 150/250V (300V)

Halogen-free telecommunication, measuring and signaling ship cables with low smoke emission, with pairs (triples) individually shielded with aluminum-polyester tape and collectively shielded with copper wires.

Construction:

• Conductors: Circular stranded copper class 2 acc. to IEC 60228
• Insulation: Cross-linked polyethylene HF-XLPE 90°C acc. to IEC 60092-351
• Individually pair screen: Of aluminium/polyester tape with the metallic contact with a tinned copper drain wire
• Inner covering: Lapped with non-hygroscopic tape
• Armour (screen): Copper wire braiding with the metallic contact with a copper drain wire
• Sheath: Thermoplastic halogen free polyolefin compound type SHF1 acc. to IEC 60092-359
• Colour of sheath: Grey, black or blue
• Pair identification:
• core a: blue (or black)
• core b: white
• with printed pair number
• Triple identification:
• core a: blue
• core b: white
• core c: red
• with printed triple number

Technical Data:

• Maximum conductor operating temperature: +90°C
• Lowest ambient temperature for fixed installation: -40°C
• Lowest installation temperature: -15°C
• Maximum short-circuit conductor temperature: +250°C
• Minimum bending radius: 6 x D (D is the overall diameter of the cable)
• Flame retardant: IEC 60332-3-22 Category A/F
• Smoke emission: IEC 61034-2
• Gases evolved during combustion:
• IEC 60754-1: < 5 mg/g acid gas
• IEC 60754-2: pH ≥ 4,3; conductivity ≤ 10 μSmm^-1
• Application: Cables are designed for interconnection of all sorts of instrumentation and communication equipment including that telephone equipment whose proper functioning is necessary for the safety of the ship
• Standard length cable packing: 500 or 1000 m on drums. Other forms of packing are available on request
• Approvals: ABS, CLASSNK, DNV, GL, LR, RMRS
• Standards: IEC 60092-376

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