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BSI BS 7870-3.12:2011

LV and MV polymeric insulated cables for use by distribution and generation utilities -- Specification for distribution cables of rated voltage 0.6/1 kV. XLPE insulated combined neutral and earth copper wire concentric cables with copper or aluminium conductors, having low emission of smoke and corrosive gases when affected by fire
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BSI BS 7870-3.12:2011

LV and MV polymeric insulated cables for use by distribution and generation utilities -- Specification for distribution cables of rated voltage 0.6/1 kV. XLPE insulated combined neutral and earth copper wire concentric cables with copper or aluminium conductors, having low emission of smoke and corrosive gases when affected by fire

PUBLISH DATE 2012
PAGES 22
BSI BS 7870-3.12:2011

ThissectionofBS7870specifiesrequirementsfortheconstruction,dimensions andmechanicalandelectricalpropertiesofconcentriccopperwirecombined neutral/earth(CNE)servicecableshavingaratedvoltageof0.6/1(1.2)kV.Itis applicabletocablesthat,whenassessedbythespecifiedtests,producelower levelsofsmokeandcorrosivegasesunderexposuretofirethancables conformingtoBS7870-3.11.

Itspecifiesrequirementsforthefollowingtypesofcable:

  1. singlephaseor3-phase;

  2. strandedcopperorsolidaluminiumconductors;

  3. XLPEinsulationandthermoplasticoversheathwithlowemissionofsmoke andcorrosivegaseswhenaffectedbyfire.

ThissectionofBS7870isapplicabletocablesthataredesignedforamaximum continuousconductoroperatingtemperatureof90°Candforamaximumshort circuitconductortemperatureof250°C.

SDO BSI: British Standards Institution
Document Number 7870-3.12
Publication Date Aug. 31, 2012
Language en - English
Page Count
Revision Level
Supercedes
Committee GEL/20/16
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