BS 7870-4.12:2001
$142.49
LV and MV polymeric insulated cables for use by distribution and generation utilities. Specification for distribution cables with extruded insulation for rated voltages of 11 kV and 33 kV – Single core 11 kV copper foil sheath cables – Section 4.12: single core 11 kV copper foil sheath cables
| Published By | Publication Date | Number of Pages |
| BSI | 2001 | 26 |
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 1 | BRITISH STANDARD |
| 2 | Committees responsible for this British�Standard |
| 3 | Contents |
| 5 | 1 Scope 2 Normative references 3 Voltage designation |
| 6 | 4 Construction and dimensions 4.1 Conductors 4.2 Screens and insulation 4.3 Water blocking tape 4.4 Copper foil sheath |
| 7 | 4.5 Oversheath 4.6 Triplex cables 4.7 Marking |
| 8 | 4.8 End sealing 4.9 Dimensions Table 1 5 Tests |
| 9 | Table 2 |
| 10 | 6 Routine tests 6.1 Spark test 6.2 Conductor resistance 6.3 Copper foil sheath resistance Table 3 6.4 Voltage test 6.5 Partial discharge test 6.6 Cable markings 7 Sample tests 7.1 Conductor material and construction 7.2 Conductor screen 7.3 Insulation |
| 11 | 7.4 Circularity of insulated core 7.5 Insulation screen 7.6 Irregularities of insulation and screen 7.7 Water blocking tape 7.8 Copper foil sheath 7.9 Oversheath 7.10 Bending test/4�h voltage test |
| 12 | 8 Type tests 8.1 Material tests Table 4 |
| 13 | Table 5 |
| 14 | Table 6 8.2 Sequential electrical tests |
| 15 | Table 7 Table 8 8.3 Long term test 8.4 Short-circuit test 8.5 Earth fault spiking test |
| 16 | Annex A (informative) Guidance on selection of single core copper foil sheath cables Table A.1 Information to be specified by the user |
| 17 | Annex B (informative) Guidance on type tests General Type tests on cables Compatibility test Type tests on components Annex C (informative) Water penetration test Test piece Test |
| 18 | Figure 1 Water penetration test |
| 19 | Annex D (informative) Peel strength of copper foil overlap Figure D.1 Peel strength of copper foil overlap |
| 20 | Annex E (informative) Sidewall pressure test Figure E.1 Sidewall pressure test Table E.1 Sidewall pressure |
| 21 | Annex F (normative) Impact test Figure F.1 Impact test |
| 22 | Annex G (normative) Earth fault spiking test Objective Spiking test sample Electrical circuit Spiking procedure Test procedure |
| 23 | Number of samples/tests Examination |
