- Y Diweddaraf sydd Ar Gael (Diwygiedig)
- Gwreiddiol (a wnaed Fel)
Dyma’r fersiwn wreiddiol (fel y’i gwnaed yn wreiddiol). This item of legislation is currently only available in its original format.
09-1 | Lead sleeves for electric cables (metric units). Amendment 1, 1993 to Issue 1, 1970. |
09-3 | 33kV impregnated paper insulated oil-filled and gas pressure type power cable systems. Amendment 1, 1993 to Issue 2, 1982. |
09-5 | 275 and 400kV impregnated paper insulated oil-filled and gas compression type power cable systems. Amendment 1, 1993 to Issue 3, 1991. |
09-10 | Porcelain insulators for 33, 66, 132, 275 and 400kV pressure-assisted cable outdoor sealing ends. Amendment 1, 1993 to Issue 1, 1976. |
09-13 | Performance specification for high voltage heat-shrinkable components for use with high voltage solid type cables up to and including 33,000 volts. Amendment 1, 1993 to Issue 1, 1981. |
09-16 | Testing specification for metallic sheathed power cables with extruded cross-linked polyethylene insulation and accessories for system voltages of 66kV and 132kV. Amendment 1, 1993 to Issue 1, 1983. |
09-20 | Single core cables having cross linked polyethylene insulation and lead sheath for rated voltage 19,000/33,000 volts (Um = 36,000 volts). Amendment 1, 1993 to Issue 1, 1990. |
12-3 | Outdoor meter cupboards. Issue 3, 1992. |
12-9 | Wiping glands for metallic-sheathed cables. Amendment 1, 1993 to Issue 2, 1980. |
12-11 | Indoor and outdoor cable boxes for switchgear (for service at system nominal voltages of 6.6, 11 and 33kV). Amendment 1, 1993 to Issue 2, 1981. |
12-12 | Compounds for use in 33kV solid type cable accessories. Amendment 1, 1993 to Issue 1, 1977. |
12-14 | Impregnated crepe paper for cable jointing in solid type cable accessories. Amendment 1, 1993 to Issue 1, 1976. |
12-18 | Polyester resin/glass fibre protection boxes and protective shrouds for oil-filled and gas-pressure cable accessories. Amendment 1, 1993 to Issue 1, 1980. |
12-24 | Plastic ducts for buried electric cables. Amendment 1, 1991 and Amendment 2, 1993 to Issue 1, 1989. |
35-1 | Distribution transformers (from 16kVA to 1,000kVA). Amendment 1, 1993 to Issue 4, 1985. |
35-2 | Emergency rated system transformers 33/11.5kV delta/star and star/star connected. Amendment 1, 1993 to Issue 4, 1982. |
35-16 | Interface arrangement for direct connection of gas-insulated metal-enclosed switchgear to 132kV, 275kV and 400kV transformers. Issue 1, 1992. |
37-2 | LV distribution fuse-boards. Amendment 1, 1993 to Issue 3, 1990. |
41-11 | Tubular aluminium busbars, connections and terminal fittings for 132kV outdoor substations. Amendment 1, 1993 to Issue 2, 1982. |
41-24 | Guidelines for the design, installation, testing and maintenance of main earthing systems in substations. Issue 1, 1992. |
41-26 | Distribution switchgear for service up to 36kV (cable connected). Amendment 1, 1993 to Issue 1, 1991. |
41-27 | Outdoor distribution switchgear for service up to 36kV (overhead conductor connected). Corrigendum 1992 and Amendment 1, 1993 to Issue 1, 1991. |
43-1 | Survey and preparation of ground line profiles and plotting of tower positions for steel tower overhead transmission lines at 132kV and higher voltages. Amendment 1, 1993 to Issue 2, 1986. |
43-4 | Design of foundations for steel towers for overhead transmission lines at 132kV and higher voltages. Amendment 1, 1993 to Issue 2, 1986. |
43-5 | Fabrication and galvanising of tower and foundation steelwork for overhead transmission lines at 132kV and higher voltages. Amendment 1, 1993 to Issue 2, 1986. |
43-7 | 132kV steel tower transmission lines: specification L4(M)—1978 1 × 175 mm2 ACSR per phase 1 × 70 mm2 ACSR earthwire. Amendment 1, 1993 to Issue 2, 1985. |
43-9 | 132kV steel tower transmission lines: specification L7(C)— 1978 2 × 175 mm2 ACSR per phase 1 × 175 mm2 ACSR earthwire. Erratum 1991 and Amendment 1, 1993 to Issue 1, 1986. |
43-12 | Insulated aerial bundled conductors erection requirements for lv overhead distribution systems. Amendment 1, 1993 to Issue 1, 1986. |
43-14 | Conductor fitting and associated apparatus for use with lv aerial bundled conductors. Erratum 1991 and Amendment 1, 1993 to Issue 2, 1990. |
43-30 | Low voltage overhead lines on wood poles. Amendment 1, 1993 to Issue 2, 1981. |
43-40 | High voltage single circuit overhead lines on wood poles. Amendment 1, 1993 to Issue 1, 1988. |
43-50 | 132kV single circuit overhead lines on wood poles. Amendment 1, 1993 to Issue 1, 1984. |
43-88 | Selection and treatment of wood poles and associated timber for overhead lines. Part 1: Technical requirements. Issue 4, 1993. Part 2: Essential quality requirements. Issue 1, 1992. |
43-90 | Anti-climbing devices and safety signs for hv lines up to and including 400kV. Issue 4, 1993. |
43-92 | Conductor fittings for overhead lines. Amendment 1, 1993 to Issue 2, 1985. |
43-93 | Line insulators. Amendment 2, 1993 to Issue 3, 1986. |
43-95 | Steelwork for overhead lines. Amendment 1, 1993 to Issue 5, 1989. |
48-2 | Fault passage indicators for 6.6kV and 11kV underground and overhead distribution systems. Amendment 1, 1993 to Issue 1, 1974. |
48-3 | Instantaneous high-impedance differential protection. Amendment 2, 1993 to Issue 1, 1977. |
48-4 | DC relays associated with a tripping function in protection systems. Amendment 1, 1993 to Issue 3, 1983. |
50-2 | Bimetallic ammeters. Amendment 1, 1993 to Issue 1, 1975. |
T2 | Specification for transformers and reactors. 1966. Section 26: Tap-changing equipment. Revision 1, 1991. |
C84/1 | Operation of oil-filled pressure-assisted cable systems up to 400kV operating voltage. 1992. |
C90 | Type approval tests for straight joints for 6,350/11,000 volts three-core mass impregnated non-draining paper insulated solid type cables. 1984. Amendment 1, 1993. |
C93 | Type approval tests for mechanical connections to metallic sheaths of cables. 1989. Addendum, 1992. |
C94 | Guide for physical inspection of newly manufactured 33kV mind cables. 1991. |
G39/1 | Model code of practice covering electrical safety in the planning, installation, commissioning and maintenance of public lighting and other street furniture. 1992. |
G59/1 | Recommendations for the connection of embedded generating plant to the Regional Electricity Companies' distribution systems. 1991. Amendment 1, 1992. |
G74 | Procedure to meet the requirements of IEC 909 for the calculation of short-circuit currents in three-phase AC power systems. 1992. |
ETR119 | Third report on optical fibres. 1991. Appendices. |
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