{
  "url": "https://openlegislation.uk/restrictive-trade-practices-standards-and-arrangements-goods-order-1993/schedule/part-I",
  "json_url": "https://openlegislation.uk/restrictive-trade-practices-standards-and-arrangements-goods-order-1993/schedule/part-I.json",
  "legislation": "uksi/1993/2473",
  "legislation_title": "The Restrictive Trade Practices (Standards and Arrangements) (Goods) Order 1993",
  "legislation_url": "https://openlegislation.uk/restrictive-trade-practices-standards-and-arrangements-goods-order-1993",
  "path": "schedule/part/I",
  "kind": "part",
  "number": "I",
  "heading": "Standards",
  "text": "09-1\nLead sleeves for electric cables (metric units).\nAmendment 1, 1993 to Issue 1, 1970.\n09-3\n33kV impregnated paper insulated oil-filled and gas pressure type power cable systems.\nAmendment 1, 1993 to Issue 2, 1982.\n09-5\n275 and 400kV impregnated paper insulated oil-filled and gas compression type power cable systems.\nAmendment 1, 1993 to Issue 3, 1991.\n09-10\nPorcelain insulators for 33, 66, 132, 275 and 400kV pressure-assisted cable outdoor sealing ends.\nAmendment 1, 1993 to Issue 1, 1976.\n09-13\nPerformance specification for high voltage heat-shrinkable components for use with high voltage solid type cables up to and including 33,000 volts.\nAmendment 1, 1993 to Issue 1, 1981.\n09-16\nTesting specification for metallic sheathed power cables with extruded cross-linked polyethylene insulation and accessories for system voltages of 66kV and 132kV.\nAmendment 1, 1993 to Issue 1, 1983.\n09-20\nSingle core cables having cross linked polyethylene insulation and lead sheath for rated voltage 19,000/33,000 volts (Um = 36,000 volts).\nAmendment 1, 1993 to Issue 1, 1990.\n12-3\nOutdoor meter cupboards.\nIssue 3, 1992.\n12-9\nWiping glands for metallic-sheathed cables.\nAmendment 1, 1993 to Issue 2, 1980.\n12-11\nIndoor and outdoor cable boxes for switchgear (for service at system nominal voltages of 6.6, 11 and 33kV).\nAmendment 1, 1993 to Issue 2, 1981.\n12-12\nCompounds for use in 33kV solid type cable accessories.\nAmendment 1, 1993 to Issue 1, 1977.\n12-14\nImpregnated crepe paper for cable jointing in solid type cable accessories.\nAmendment 1, 1993 to Issue 1, 1976.\n12-18\nPolyester resin/glass fibre protection boxes and protective shrouds for oil-filled and gas-pressure cable accessories.\nAmendment 1, 1993 to Issue 1, 1980.\n12-24\nPlastic ducts for buried electric cables.\nAmendment 1, 1991 and Amendment 2, 1993 to Issue 1, 1989.\n35-1\nDistribution transformers (from 16kVA to 1,000kVA).\nAmendment 1, 1993 to Issue 4, 1985.\n35-2\nEmergency rated system transformers 33/11.5kV delta/star and star/star connected.\nAmendment 1, 1993 to Issue 4, 1982.\n35-16\nInterface arrangement for direct connection of gas-insulated metal-enclosed switchgear to 132kV, 275kV and 400kV transformers.\nIssue 1, 1992.\n37-2\nLV distribution fuse-boards.\nAmendment 1, 1993 to Issue 3, 1990.\n41-11\nTubular aluminium busbars, connections and terminal fittings for 132kV outdoor substations.\nAmendment 1, 1993 to Issue 2, 1982.\n41-24\nGuidelines for the design, installation, testing and maintenance of main earthing systems in substations.\nIssue 1, 1992.\n41-26\nDistribution switchgear for service up to 36kV (cable connected).\nAmendment 1, 1993 to Issue 1, 1991.\n41-27\nOutdoor distribution switchgear for service up to 36kV (overhead conductor connected).\nCorrigendum 1992 and Amendment 1, 1993 to Issue 1, 1991.\n43-1\nSurvey and preparation of ground line profiles and plotting of tower positions for steel tower overhead transmission lines at 132kV and higher voltages.\nAmendment 1, 1993 to Issue 2, 1986.\n43-4\nDesign of foundations for steel towers for overhead transmission lines at 132kV and higher voltages.\nAmendment 1, 1993 to Issue 2, 1986.\n43-5\nFabrication and galvanising of tower and foundation steelwork for overhead transmission lines at 132kV and higher voltages.\nAmendment 1, 1993 to Issue 2, 1986.\n43-7\n132kV steel tower transmission lines: specification L4(M)—1978 1 × 175 mm2 ACSR per phase 1 × 70 mm2 ACSR earthwire.\nAmendment 1, 1993 to Issue 2, 1985.\n43-9\n132kV steel tower transmission lines: specification L7(C)— 1978 2 × 175 mm2 ACSR per phase 1 × 175 mm2 ACSR earthwire.\nErratum 1991 and Amendment 1, 1993 to Issue 1, 1986.\n43-12\nInsulated aerial bundled conductors erection requirements for lv overhead distribution systems.\nAmendment 1, 1993 to Issue 1, 1986.\n43-14\nConductor fitting and associated apparatus for use with lv aerial bundled conductors.\nErratum 1991 and Amendment 1, 1993 to Issue 2, 1990.\n43-30\nLow voltage overhead lines on wood poles.\nAmendment 1, 1993 to Issue 2, 1981.\n43-40\nHigh voltage single circuit overhead lines on wood poles.\nAmendment 1, 1993 to Issue 1, 1988.\n43-50\n132kV single circuit overhead lines on wood poles.\nAmendment 1, 1993 to Issue 1, 1984.\n43-88\nSelection and treatment of wood poles and associated timber for overhead lines.\nPart 1: Technical requirements.\nIssue 4, 1993.\nPart 2: Essential quality requirements.\nIssue 1, 1992.\n43-90\nAnti-climbing devices and safety signs for hv lines up to and including 400kV.\nIssue 4, 1993.\n43-92\nConductor fittings for overhead lines.\nAmendment 1, 1993 to Issue 2, 1985.\n43-93\nLine insulators.\nAmendment 2, 1993 to Issue 3, 1986.\n43-95\nSteelwork for overhead lines.\nAmendment 1, 1993 to Issue 5, 1989.\n48-2\nFault passage indicators for 6.6kV and 11kV underground and overhead distribution systems.\nAmendment 1, 1993 to Issue 1, 1974.\n48-3\nInstantaneous high-impedance differential protection.\nAmendment 2, 1993 to Issue 1, 1977.\n48-4\nDC relays associated with a tripping function in protection systems.\nAmendment 1, 1993 to Issue 3, 1983.\n50-2\nBimetallic ammeters.\nAmendment 1, 1993 to Issue 1, 1975.\nT2\nSpecification for transformers and reactors.\n1966.\nSection 26: Tap-changing equipment.\nRevision 1, 1991.\nC84/1\nOperation of oil-filled pressure-assisted cable systems up to 400kV operating voltage.\n1992.\nC90\nType approval tests for straight joints for 6,350/11,000 volts three-core mass impregnated non-draining paper insulated solid type cables.\n1984.\nAmendment 1, 1993.\nC93\nType approval tests for mechanical connections to metallic sheaths of cables.\n1989.\nAddendum, 1992.\nC94\nGuide for physical inspection of newly manufactured 33kV mind cables.\n1991.\nG39/1\nModel code of practice covering electrical safety in the planning, installation, commissioning and maintenance of public lighting and other street furniture.\n1992.\nG59/1\nRecommendations for the connection of embedded generating plant to the Regional Electricity Companies' distribution systems.\n1991.\nAmendment 1, 1992.\nG74\nProcedure to meet the requirements of IEC 909 for the calculation of short-circuit currents in three-phase AC power systems.\n1992.\nETR119\nThird report on optical fibres.\n1991.\nAppendices.",
  "extent": null,
  "status": null,
  "version": "current",
  "annotations": [],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/uksi/1993/2473/schedule/part/I",
    "retrieved_at": "2026-10-29T13:49:52.490178+00:00"
  },
  "licence": "Open Government Licence v3.0",
  "licence_url": "https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/",
  "attribution": "Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives."
}