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Standards in development (131)

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Standard TitleStatus
BS EN 16325:2013/A1 Guarantees of Origin related to energy - Guarantees of Origin for ElectricityApproval
BS EN 50124-1 Railway applications - Insulation coordination Part 1: Basic requirements - Clearances and creepage distances for all electrical and electronic equipmentIdea
BS EN 50124-2 Railway applications - Insulation coordination Part 2: Overvoltages and related protectionIdea
BS EN 50155 Railway applications - Electronic equipment used on rolling stockAccepted
BS EN 50171 Central safety power supply systemsPublic Comment
BS EN 50405 Railway applications - Current collection systems - Pantographs, testing methods for contact stripsPublic Comment
BS EN 50502 Railway applications - Rolling stock - Electric equipment in trolley buses - Safety requirements and connection systemsApproval
BS EN 50592 Railway applications - Testing of rolling stock for electromagneticcompatibility with axle countersPublic Comment
BS EN 60034-1 Ed 13.0 Rotating electrical machines Part 1: Rating and performancePublic Comment
BS EN 60034-12 Ed 3.0 Rotating electrical machines Part 12: Starting performance of single-speed three-phase cage induction motorsPublic Comment
BS EN 60034-18-42 Rotating electrical machines Part 18-42: Qualification and acceptance tests for partial discharge resistant electrical insulation systems (Type II) used in rotating electrical machines fed from voltage convertersPublic Comment
BS EN 60034-23 ED 1.0 Rotating electrical machines Part 23: Specification for the refurbishment of rotating electrical machinesAccepted
BS EN 60034-27-3 Ed. 1.0 Rotating electrical machines - Part 27-3: Dielectric dissipation factor measurement on stator winding insulation of rotating electrical machinesPublic Comment
BS EN 60034-27-4 Rotating electrical machines - Part 27-4: Measurement of insulation resistance and polarization index on winding insulation of rotating electrical machinesAccepted
BS EN 60050-811 Ed. 2.0 International Electrotechnical Vocabulary (IEV) Part 811: Electric tractionAccepted
BS EN 60077-1 Ed. 2.0 Railway applications - Electric equipment for rolling stock Part 1: General service conditions and general rulesAccepted
BS EN 60077-2 Ed. 2.0 Electric equipment for rolling stock Part 2: Electrotechnical components - General rulesAccepted
BS EN 60092-100-1 Electrical installations in ships Part 100-1: General - System design; general requirements and testsAccepted
BS EN 60092-100-2 Electrical installations in ships Part 100-2: General - Power supply and distribution; additional requirementsAccepted
BS EN 60092-100-3 Electrical installations in ships Part 100-3: General - Control and AutomationAccepted
BS EN 60092-100-4 Electrical installations in ships Part 100-4: General - Equipment; additional requirementsAccepted
BS EN 60092-101 Ed 5.0 Electrical installations in ships Part 101: Definitions and generalAccepted
BS EN 60092-201 Ed 5.0 Electrical installations in ships Part 201: System design - GeneralAccepted
BS EN 60092-201 Electrical installations in ships - Part 201: System design - General, clause 14: Shore connectionsAccepted
BS EN 60092-502 ED 6.0 IEC 60092-502: Electrical installations in ships - Part 502: Tankers - Special featuresAccepted
BS EN 60092-504 Ed 4.0 Electrical installations in ships - Part 504: Automation, control and instrumentationAccepted
BS EN 60092-507 Electrical installations in ships Part 507: Small vesselsApproval
BS EN 60276 Ed. 2.0 IEC 60276 Ed. 2.0 Definitions and nomenclature for carbon brushes,brush-holders, commutators and slip-ringsPublic Comment
BS EN 60310 ED 4.0 Railway applications - Traction transformers and inductors on board rolling stockPublic Comment
BS EN 60533 Ed 3.0 Electrical and electronic installations in ships - Electromagnetic compatibilityApproval
BS EN 60633:1999+A1:2009+A2 Terminology for high-voltage direct current (HVDC) transmissionPublic Comment
BS EN 60700-1 Thyristor valves for high voltage direct current (HVDC) power transmission - Part 1: Electrical testingPublic Comment
BS EN 60700-2 Thyristor valves for high-voltage direct current (HVDC) power transmission - Part 2: TerminologyPublic Comment
BS EN 60974-1 Arc wedling equipment Part 1: Welding power sourceAccepted
BS EN 60974-10 Ed 3.0 /A1 Amendment 1 - Arc wedling equipment Part 10: Electromagnetic compatibility (EMC) requirementsPublic Comment
BS EN 60974-4 Ed 3.0 Arc welding equipment Part 4: Periodic inspection and testingAccepted
BS EN 60974-6 Arc welding equipment Part 6: Limited duty equipmentPublic Comment
BS EN 61204-3 Low voltage power supplies, d.c. output - Part 3: Electromagnetic compatibility (EMC)Accepted
BS EN 61204-7 Low-voltage switch mode power supplies - Part 7: Safety requirementsAccepted
BS EN 61377 Ed. 2.0 Railway Applications - Rolling stock - Combined-testing of motors andtheir control systemPublic Comment
BS EN 61800-2 Adjustable speed electrical power drive systems - Part 2: General requirements - Rating specifications for low voltage adj ustable frequency a.c. power drive systemsApproval
BS EN 61800-3:2004+A1:2012+A2 Adjustable speed electrical power drive systems - Part 3: EMC requirements and specific test methodsAccepted
BS EN 61800-5-1:2007/A1 Adjustable speed electrical power drive systems - Part 5-1: Safety requirements - Electrical, thermal and energyAccepted
BS EN 61800-5-2 Adjustable speed electrical power drive systems - Part 5-2: Safety requirements - FunctionalPublic Comment
BS EN 61800-7-1 Adjustable speed electrical power drive systems - Part 7-1: Generic interface and use of profiles for power drive systems - Interface definitionApproval
BS EN 61800-7-201 Adjustable speed electrical power drive systems - Part 7-201: Generic interface and use of profiles for power drive systems - Profile type 1 specificationApproval
BS EN 61800-7-202 Adjustable speed electrical power drive systems - Part 7-202: Generic interface and use of profiles for power drive systems - Profile type 2 specificationApproval
BS EN 61800-7-203 Adjustable speed electrical power drive systems - Part 7-203: Generic interface and use of profiles for power drive systems - Profile type 3 specificationApproval
BS EN 61800-7-204 Adjustable speed electrical power drive systems - Part 7-204: Generic interface and use of profiles for power drive systems - Profile type 4 specificationApproval
BS EN 61800-7-301 Adjustable speed electrical power drive systems - Part 7-301: Generic interface and use of profiles for power drive systems - Mapping of profile type 1 to network technologiesApproval
BS EN 61800-7-302 Adjustable speed electrical power drive systems - Part 7-302: Generic interface and use of profiles for power drive systems - Mapping of profile type 2 to network technologiesApproval
BS EN 61800-7-303 Adjustable speed electrical power drive systems - Part 7-303: Generic interface and use of profiles for power drive systems - Mapping of profile type 3 to network technologiesApproval
BS EN 61800-7-304 Adjustable speed electrical power drive systems - Part 7-304: Generic interface and use of profiles for power drive systems - Mapping of profile type 4 to network technologiesApproval
BS EN 61800-9-1 IEC 61800-9-1 Ed.1: Adjustable speed electrical power drive systems - Part 9-1: Energy efficiency of adjustable speed electric power drive systems - Extended product approachIdea
BS EN 61800-9-2 Adjustable speed electrical power drive systems - Part 9-2: Energy efficiency of adjustable speed electric power drive systems - Energy efficiency classification and relevant product determination methodsIdea
BS EN 61803:1999+A1:2010+ A2 Determination of power losses in high-voltage direct current (HVDC) converter stationsPublic Comment
BS EN 61851-1 Ed 3.0 Electric vehicle conductive charging system Part 1: General requirementsPublic Comment
BS EN 61851-21 Ed 2.0 Review Report on IEC 61851-21 Ed. 1.0: Electric vehicle conductive charging system Part 21: Electric vehicle requirements for conductive connection to an a.c./d.c. supplyAccepted
BS EN 61851-21-1 Electric vehicle conductive charging system Part 21-1 Electric vehicle onboard charger EMC requirements for conductive connection to a.c./d.c. supplyPublic Comment
BS EN 61851-21-2 Electric vehicle conductive charging system Part 21-1: EMC requirments for OFF board electric vehicle charging systemsAccepted
BS EN 61851-22 Ed 2.0 Electric vehicle conductive charging system Part 22: a.c. electric vehicle charging stationAccepted
BS EN 61851-3-5 Electric vehicles conductive power supply system Part 3-5: Requirements for Light Electric Vehicles (LEV) communication - Pre-defined communication parametersAccepted
BS EN 61851-3-6 ELECTRIC VEHICLES CONDUCTIVE POWER SUPPLY SYSTEM Part 3-6; Requirements for Light Electric Vehicles (LEV) communication - Voltage converter unitAccepted
BS EN 61851-3-7 ELECTRIC VEHICLES CONDUCTIVE POWER SUPPLY SYSTEM Part 3-7; Requirements for Light Electric Vehicles (LEV) communication - Battery systemAccepted
BS EN 61975:2010+A1 High-voltage direct current (HVDC) installations - System testsPublic Comment
BS EN 61980 Electric vehicle inductive charging systems Part 1 General requirementsPublic Comment
BS EN 62040-1 Uninterruptible power systems (UPS) - Part 1: General and safety requirements for UPSPublic Comment
BS EN 62040-2 Ed3.0 Uninterruptible power systems (UPS) - Part 2: Electromagnetic compatibility requirements (EMC)Accepted
BS EN 62040-5-3 Ed1.0 Uninterruptible power systems (UPS) - Part 5-3: Method of specifying the performance and test requirements for d.c. UPSAccepted
BS EN 62135-1 Resistance welding equipment Part 1: Safety requirements for design, manufacture and installationPublication
BS EN 62135-2 Resistance welding equipment Part 2: Electromagnetic compatibility (EMC) requirementsPublication
BS EN 62477-1:2012+A1 Safety requirements for power electronic converter systems and equipment- Part 1: GeneralPublic Comment
BS EN 62477-2 Safety requirements for power semiconductor converter systems - Safety requirements for power semiconductor converter systems - Part 2: Power Electronic Converters from 1000 V a.c. or 1500 V d.c. up to 35 kVIdea
BS EN 62625-2 Electronic railway equipment - On-board driving data recording system Part 2: Conformance testingPublic Comment
BS EN 62718 Railway applications - Rolling stock - DC supplied electronic ballastsfor lighting fluorescent lampsApproval
BS EN 62742 Electrical and electronic installations in ships - Electromagnetic compatibility - Ships with a non-metallic hullAccepted
BS EN 62822-1/Amd 1 Assessment of electric welding equipment related to restrictions ofhuman exposure to electromagnetic fields (0 Hz - 300 GHz) Part 1: Product family standardApproval
BS EN 62822-2 Ed1.0 Assessment of electric welding equipment related to restrictions of human exposure to electromagnetic fields (0 Hz – 300 GHz) - Part 2: Basic Standard for Arc WeldingAccepted
BS EN 62822-3 Resistance welding equipment Part 3: Basic standard for the evaluation of human exposure to to electromagnetic fields from equipment for resistance welding and allied processesAccepted
BS EN 62823 Thyristor valves for thyristor controlled series capacitors (TCSC) - Electrical testingPublication
BS EN 62840-1 Ed1.0 Electric vehicle battery swap system Part 1: System description and general requirementsApproval
BS EN 62840-2 ELECTRIC VEHICLE BATTERY SWAP SYSTEM Part 2: Safety requirementsAccepted
BS EN 62846 Ed. 1.0 Railway applications - Current collection systems - Requirements for andvalidations of measurements of the dynamic interaction betweenpantograph and overhead contact lineAccepted
BS EN 62864-1 ED 1.0 stock - Power supply with onboard energystorage system Part 1: Series hybrid systemPublic Comment
BS EN 62909-1 Bi-directional grid connected power converters - Part 1: General requirementsAccepted
BS EN 62927 Ed1.0 Voltage sourced converter (VSC) valves for static synchronouscompensator (STATCOM) - Electrical testingIdea
BS EN 62928 Ed. 1.0 Railway applications - Rolling stock equipment - Onboard lithium-iontraction batteriesIdea
BS EN 80005-1 Ed 2.0 Utility connections in port Part 1: High Voltage Shore Connection (HVSC) Systems - General requirementsAccepted
BS EN 80005-2 Utility connections in port Part 2: High voltage shore connection (HVSC) systems - Communication for monitoring and controlPublic Comment
BS EN PNW 9-1872 Ed. 1.0 Railway applications - Fixed installations - Stationary energy storagesystem for DC traction systemsAccepted
BS EN PWI 9-12 Ed. 1.0 Lithium-Ion Traction Batteries for Railways ApplicationsAccepted
BS EN61980-2 Electric vehicle inductive charging systems Part 2 Manual connection system using paddleIdea
BS ENISO 15118-1 Road vehicles - Vehicle to grid communication interface Part 1: General information and use-case definitionApproval
BS IEC 60050-821 ED 2.0 International Electrotechnical Vocabulary (IEV) Part 821: Signalling and security apparatus for railwaysAccepted
BS IEC 60092-202 Ed 5.0 Electrical installations in ships Part 202: System design - ProtectionPublic Comment
BS IEC 60092-506 Electrical installations in ships – Part 506: Special features – Ships carrying specific dangerous goods andmaterials hazardous only in bulkAccepted
BS IEC 61892-1 Ed 3.0 Mobile and fixed offshore units - Electrical installations - Part 1: General requirements and conditionsPublication
BS ISO 13373-3 Condition monitoring and diagnostics of machines - Vibration condition monitoring Part 3: Guidelines for vibration diagnosisPublic Comment
Opens a new windowBS ISO 13373-9 Condition monitoring and diagnostics of machines - Vibration condition monitoring Part 9: Diagnostic techniques for electric motorsPublic Comment
Opens a new windowBS ISO 13374-4 Condition monitoring and diagnostics of machine systems - Data processing, communication and presentation Part 4: PresentationPublic Comment
BS ISO 13379-2 Condition monitoring and diagnostics of machines — Data interpretation and diagnostics techniques Part 2: Data-driven applicationsPublication
BS ISO 13379-3 Condition monitoring and diagnostics of machines - Data interpretation and diagnostics techniques Part 3: Knowledge-based applicationsAccepted
BS ISO 13381-1 Condition monitoring and diagnostics of machines - Prognostics Part 1: General guidelinesPublic Comment
BS ISO 16079-1 Condition monitoring and diagnostics of wind turbines Part 1: General guidelinesAccepted
BS ISO 17409 Electrically propelled road vehicles - Connection to an external electric power supply - Safety requirementsApproval
BS ISO 18300 Electrically propelled road vehicles - Specifications for lithium-ion cell and battery coupled with other types of battery and capacitorPublic Comment
BS ISO 18436-1 Condition monitoring and diagnostics of machines - Requirements for qualification and assessment of personnel Part 1: Requirements for assessment bodies and the assessment processAccepted
BS ISO 19363 Electrically propelled road vehicles - Inductive wireless connection to an external electric power supply - Interoperability and Safety requirementsIdea
BS ISO 29821-2 Condition monitoring and diagnostics of machines - Ultrasound Part 2: Procedures and validationAccepted
BS ISO 4156-2:2005/COR 1D COR 1 Straight cylindrical involute splines - Metric module, side fit Part 2: DimensionsAccepted
BS ISO 6469-1/AMD1 Electrically propelled road vehicles. Safety specifications On-board rechargeable energy storage system (RESS)null
BS ISO 6469-2/AMD1 Road vehicles. Safety specifications Vehicle operational safety means and protection against failuresnull
BS ISO 6469-4 Electrically propelled road vehicles - Safety specifications Part 4: Post crash electrical safety requirementsApproval
BS ISO/IEC 61851-22 ED2 Electric vehicle conductive charging system Part 22: A.C. electric vehicle charging stationAccepted
BS ISO/IEC 62752 In cable control and protectivedevice for mode 2 charging of electric road vehicles - (IC-RCD)Public Comment
PD CLC/TS 60034-25 Rotating electrical machines Part 25: A.C. Motors when used in power drive systems - Application guid eAccepted
PD IEC/TR 60919-2 :2008+A1 Performance of high-voltage direct current (HVDC) systems withline- commutated converters - Part 2: Faults and switchingPublication
PD IEC/TR 60919-3 ED2.0/A1 Performance of high-voltage direct current (HVDC) systems withline-commutated converters - Part 3: Dynamic conditionsApproval
PD IEC/TR 62001-1 Ed1.0 High-voltage direct current (HVDC) systems - Guidebook to the specification and design evaluation of A.C. filters - Part 1: OverviewApproval
PD IEC/TR 62001-4 Ed1.0 High-voltage direct current (HVDC) systems - Guidebook to the specification and design evaluation of A.C. filters - Part 4: EquipmentApproval
PD IEC/TR 62544 Ed 1.0/A1 High-voltage direct current (HVDC) systems - Application of activefiltersApproval
PD IEC/TR 62757 Fire prevention measures on converters for high-voltage direct current (HVDC) systems, static var compensators (SVC) and flexible AC transmission systems (FACTS) and their valve hallsPublication
PD IEC/TS 60034-30-2 Ed 1.0 Rotating electrical machines Part 30-2: Efficiency classes of variable speed AC motors (IE-code)Accepted
PD IEC/TS 60034-32 Rotating electrical machines - Part 32: Measurement of stator end winding vibration at form wound windingsAccepted
PD IEC/TS 61851-3-1 Ed 1.0 Electric Vehicles conductive power supply system - Part 3-1: General Requirements for Light Electric Vehicles (LEV) AC and DC conductive power supply systemsAccepted
PD IEC/TS 61851-3-2 Ed 1.0 Electric Vehicles conductive power supply system - Part 3-2: Requirements for Light Electric Vehicles (LEV) DC off-board conductive power supply systemsAccepted
PD IEC/TS 61851-3-4 Ed 1.0 Electric Vehicles conductive power supply system - Part 3-4: Requirements for Light Electric Vehicles (LEV) communicationAccepted
PD IEC/TS 61980-2 Ed 1.0 Electric vehicle wireless power transfer (WPT) systems Part 2 specific requirements for communication between electric road vehicle (EV) and infrastructure with respect to wireless power transfer (WPT) systemsAccepted
PD IEC/TS 61980-3 Ed 1.0 Electric vehicle wireless power transfer (WPT) systems Part 3 specific requirements for the magnetic field power transfer systems.Accepted
PD IEC/TS 62040-4-1 Ed 1.0 Uninterruptible power systems (UPS) - Part 4-1: Environmental aspects - Product category rules (PCR) for life cycle assessmentAccepted
PD ISO/PAS 19295 Electrically propelled road vehicles - Specification of voltage sub-classes for voltage class BIdea

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Published standards (46)

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Standard referenceNameStatus
BS EN 61800-4:2003Adjustable speed electrical power drive systems - General requirements. Rating specifications for a.c. power drive systems above 1000 V a.c. and not exceeding 35 kVCurrent
PD CLC/TR 61800-6:2007Adjustable speed electrical power drive systems - Guide for determination of types of load duty and corresponding current ratingsCurrent
DD IEC/TS 61800-8:2010Adjustable speed electrical power drive systems - Specification of voltage on the power interfaceCurrent
BS ISO 20958:2013Condition monitoring and diagnostics of machine systems. Electrical signature analysis of three-phase induction motorsCurrent
BS EN 50598-1:2014Ecodesign for power drive systems, motor starters, power electronics & their driven applications - General requirements for setting energy efficiency standards for power driven equipment using the extended product approach (EPA), and semi analytic model (SAM)Current
BS EN 50598-2:2014Ecodesign for power drive systems, motor starters, power electronics & their driven applications - Energy efficiency indicators for power drive systems and motor startersCurrent
BS EN 50598-3:2015Ecodesign for power drive systems, motor starters, power electronics and their driven applications - Quantitative eco design approach through life cycle assessment including product category rules and the content of environmental declarationsCurrent
BS EN 60349-1:2010Electric traction. Rotating electrical machines for rail and road vehicles - Machines other than electronic converter-fed alternating current motorsCurrent
BS IEC 60092-501:1984Electrical installation in ships - Special features. Electric propulsion plantWithdrawn
BS IEC 60092-301:1980Electrical installation in ships - Equipment. Generators and motorsCurrent
BS EN 60349-2:2010Electrical traction. Rotating electrical machines for rail and road vehicles - Electronic converter-fed alternating current motorsCurrent
BS EN 50347:2001General purpose three-phase induction motors having standard dimensions and outputs. Frame numbers 56 to 315 and flange numbers 65 to 740Current
BS 4999-141:2004+A1:2010General requirements for rotating electrical machines - Specification for standard dimensionsCurrent
BS 4999-111:1987General requirements for rotating electrical machines - Specification for built-in thermal protection for electric motors rated at 660 volts a.c. and belowWithdrawn
BS 4999-112:1987General requirements for rotating electrical machines - Specification for starting performance of single-speed three-phase cage induction motorsWithdrawn
BS 4999-103:2004General requirements for rotating electrical machines - Specification for symbolsCurrent
BS EN 45510-2-7:2002Guide for the procurement of power station equipment. Electrical equipment - Switchgear and controlgearCurrent
BS EN 45510-2-5:2002Guide for the procurement of power station equipment. Electrical equipment - MotorsCurrent
BS 5126-1:1993Mining type flameproof supply and control units for use on systems up to 1100 V - Specification for direct-on-line motor startersCurrent
BS EN 60349-2:2001Railway applications. Rotating electrical machines for rail and road vehicles - Electronic convertor-fed alternating current motorsWithdrawn
BS EN 60349-1:2000Railway applications. Rotating electrical machines for rail and road vehicles - Machines other than electronic convertor-fed alternating current motorsWithdrawn
DD IEC/TS 60034-17:2006Rotating electrical machines - Cage induction motors when fed from converters. Application guideCurrent
DD CLC/TS 60034-25:2008Rotating electrical machines - Guidance for the design and performance of a.c. motors specifically designed for converter supplyCurrent
BS EN 60034-12:2002Rotating electrical machines - Starting performance of single-speed three-phase cage induction motorsCurrent, Work in Hand
BS EN 60034-26:2006Rotating electrical machines - Effects of unbalanced voltages on the performance of three-phase cage induction motorsCurrent
DD IEC/TS 60034-31:2010Rotating electrical machines - Selection of energy-efficient motors including variable speed applications. Application guideWithdrawn
BS EN 60034-18-34:2012Rotating electrical machines - Functional evaluation of insulation systems. Test procedures for form-wound windings. Evaluation of thermomechanical endurance of insulation systemsCurrent
BS EN 60034-30-1:2014Rotating electrical machines - Efficiency classes of line operated AC motors (IE code)Current
DD IEC TS 60034-17:2002Rotating electrical machines - Cage induction motors when fed from converters. Application guideWithdrawn
DD IEC TS 60034-26:2002Rotating electrical machines - Effects of unbalanced voltages on the performance of three-phase induction motorsWithdrawn
DD CLC/TS 60034-25:2005Rotating electrical machines - Guide for the design and performance of cage induction motors specifically designed for converter supplyWithdrawn
BS IEC 60034-17:1998Rotating electrical machines - Cage induction motors when fed from converters. Application guideWithdrawn
BS EN 60034-12:1996Rotating electrical machines - Starting performance of single-speed three-phase cage induction motors for voltages up to and including 690 V, 50 HzWithdrawn
DD CLC/TS 60034-31:2011Rotating electrical machines - Selection of energy-efficient motors including variable speed applications. Application guideCurrent
BS EN 60034-30:2009Rotating electrical machines - Efficiency classes of single-speed, three-phase, cage-induction motors (IE-code)Current
BS 5000-10:1978Rotating electrical machines of particular types or for particular applications - General purpose induction motorsWithdrawn
BS 5000-25:1981Rotating electrical machines of particular types or for particular applications - d.c. mill auxiliary motorsWithdrawn
BS 5000-40:1973Rotating electrical machines of particular types or for particular applications - Motors for driving power station auxiliariesWithdrawn
BS 5000-60:1982Rotating electrical machines of particular types or for particular applications - Stepping motorsWithdrawn
DD CLC/TS 60034-20-1:2004Rotating electrical machines. Control motors - Stepping motorsCurrent
DD CLC/TS 60034-18-34:2004Rotating electrical machines. Functional evaluation of insulation systems - Test procedures for form-wound windings. Evaluation of thermomechanical endurance of insulation systemsWithdrawn
BS 2048-1:1961Specification for dimensions of fractional horse-power motors - Dimensions of motors for general useWithdrawn
BS 4517:1969Specification for dimensions of spur and helical geared motor units (metric series)Withdrawn
BS 1727:1987Specification for motors for battery operated vehiclesCurrent
BS 5000-50:1982Specification for rotating electrical machines of particular types or for particular applications - Dimensions for oil burner motorsWithdrawn
BS 5000-11:1973Specification for rotating electrical machines of particular types or for particular applications - Small-power electric motors and generatorsCurrent

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