Specification |
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BS 7211 |
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Conductor |
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Solid(Class-1) -or- Stranded(Class-2) copper to BS 6360 |
Insulation |
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Thermosetting compound type EI5 to BS 7655-1. When necessary, a separator may be applied around the conductor |
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Lay-up |
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In concentric layers |
Inner covering |
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Extruded or Taped |
Sheath |
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Material Type LTS2 or LTS4 to BS 7655, Flame Retardant, Halogen Free |
Rated Voltage |
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450/750 V |
Spark Test |
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to BS 5099 |
Voltage Test |
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2500V ac 15 min |
Insulation Resistance |
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to BS 7211 |
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Fire Test on single cable |
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to BS 4066: 1 or 2,IEC 332-1, D 405.1 S1 |
Fire Test on multiple cable |
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to BS 4066: 3 Category C |
Smoke Emission |
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to BS 7622 : 2 |
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Min. Light Transmittance |
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60% |