UL SUBJECT 9540-2014 UL Standard for Safety Outline of Investigation for Energy Storage Systems and Equipment.pdf

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1、UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULJUNE 30, 20141UL 9540Outline of Investigation for Energy Storage Systems and EquipmentIssue Number: 1June 30, 2014Summary of TopicsThis first issue of the Outline of Investigation for Energy Stor

2、age Systemsand Equipment, UL 9540, covers energy storage systems that are intendedto store energy from power or other sources and provide electrical orother types of energy to loads or power conversion equipment. Theenergy storage systems may include equipment for charging, discharging,control, prot

3、ection, communication, controlling the system environment,fuel or other fluid movement and containment, etc. The system maycontain other ancillary equipment related to the functioning of the energystorage system.ULs Outlines of Investigation are copyrighted by UL. Neither a printed norelectronic cop

4、y of an Outline of Investigation should be altered in any way. All ofULs Outlines of Investigation and all copyrights, ownerships, and rights regardingthose Outlines of Investigation shall remain the sole and exclusive property of UL.COPYRIGHT 2014 UNDERWRITERS LABORATORIES INC.UL COPYRIGHTED MATERI

5、AL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULJUNE 30, 2014UL 95402No Text on This PageUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULCONTENTSINTRODUCTION1 Scope .52 Components 53 Units of Measurement .54

6、 Undated References 65 Reference Publications 66 Glossary .9CONSTRUCTION7 Non-Metallic Materials 118 Metallic Parts Resistance to Corrosion .129 Enclosures and Guarding of Hazardous Parts .1210 Walk-in Systems 1311 Wiring and Electrical Supply Connections 1412 General Electrical Service Equipment .1

7、413 Electrical Spacings and Separation of Circuits 1514 Insulation Levels and Protective Grounding .1615 Safety Analysis and Control Systems .1716 Remote Controls 1717 Communication Systems 1818 Heating and Cooling Systems 1819 Piping Systems, Pressure Vessels, Fuel and Other Fluid Supply Connection

8、s and Controls .1820 Containment of Moving Parts .1921 Hazardous Liquid Spill Containment .1922 Combustible Concentrations .1923 Fire Detection and Suppression 2024 Utility Grid Interaction .2024.1 General .2024.2 Utility grid interactive inverter 2124.3 Special purpose utility interactive energy st

9、orage systems .2125 Energy Storage System Technologies .2425.1 Electrochemical energy storage systems 2425.2 Chemical energy storage systems 25PERFORMANCE26 General 25ELECTRICAL TESTS27 Normal Operations Test .2628 Dielectric Voltage Withstand Test .2729 Grounding and Bonding Test .2830 Insulation R

10、esistance Test .28JUNE 30, 2014 UL 9540 3UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULMECHANICAL TESTS31 Containment of Moving Parts .2831.1 Over speed test 2831.2 Faulted securement test 2932 Leakage Tests .2933 Strength Tests 30ENVIRONMEN

11、TAL TESTS34 General 30MANUFACTURING AND PRODUCTION TESTS35 Dielectric Voltage Withstand Test .31MARKINGS36 General 31INSTRUCTIONS37 General 32APPENDIX AStandards for ComponentsA1JUNE 30, 2014UL 95404UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FRO

12、M ULINTRODUCTION1 Scope1.1 These requirements cover energy storage systems that are intended to store energy from power orother sources and provide electrical or other types of energy to loads or power conversion equipment. Theenergy storage systems may include equipment for charging, discharging, c

13、ontrol, protection,communication, controlling the system environment, fuel or other fluid movement and containment, etc.The system may contain other ancillary equipment related to the functioning of the energy storage system.1.2 These systems may be used in systems that are standalone to provide ene

14、rgy for local loads, inparallel with an electric power system, electric utility grid or applications that perform multiple operationalmodes.1.3 These are intended for use in utility-interactive applications in compliance with the Standard forInterconnecting Distributed Resources with Electric Power

15、Systems, IEEE 1547 and the Standard forConformance Test Procedures for Equipment Interconnecting Distributed Resources with Electric PowerSystems, IEEE 1547.1 or other applications intended to provide grid support functionality.1.4 The energy storage systems are to be installed in accordance with th

16、e national and local electricalcodes and other applicable codes. This outline assumes that the final installation of the energy storagesystem will be performed by qualified service personnel in accordance with the applicable installationinstructions, installation practices and national installation

17、codes. Energy storage systems are intended forinstallation subject to approval by the Authority Having Jurisdiction.2 Components2.1 A component of a product covered by this outline of investigation shall comply with the requirementsfor that component. See Appendix A for a list of standards covering

18、components generally used in theproducts covered by this outline of investigation.3 Units of Measurement3.1 Values stated without parentheses are the requirement. Values in parentheses are explanatory orapproximate information.JUNE 30, 2014 UL 9540 5UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER

19、 REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM UL4 Undated References4.1 Any undated reference to a code or standard appearing in the requirements of this outline ofinvestigation shall be interpreted as referring to the latest edition of that code or standard.5 Reference Publications5.1 The fo

20、llowing standards are referenced in this outline of investigation, and portions of thesereferenced standards as identified in this outline may be essential for compliance.UL StandardsUL 50EEnclosures for Electrical Equipment, Environmental ConsiderationsUL 252Compressed Gas RegulatorsUL 429Electrica

21、lly Operated ValvesUL 746CPolymeric Materials Use in Electrical Equipment EvaluationsUL 840Insulation Coordination Including Clearances and Creepage Distances For Electrical EquipmentUL 842Valves for Flammable FluidsUL 991Tests for Safety-Related Controls Employing Solid-State DevicesUL 1741Inverter

22、s, Converters, Controllers and Interconnection System Equipment for Use With Distributed EnergyResourcesUL 1973Batteries for Use in Light Electric Rail (LER) Applications and Stationary ApplicationsUL 1998Software in Programmable ComponentsUL 2200Stationary Engine Generator AssembliesUL 60730-1Autom

23、atic Electrical Controls for Household and Similar Use, Part 1: General RequirementsUL 60950-1Information Technology Equipment Safety Part 1: General RequirementsJUNE 30, 2014UL 95406UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULAmerican Soc

24、iety of Mechanical Engineers (ASME) CodesASME B31.1Power Piping CodeASME B31.3Process Piping CodeASME BPVCBoiler and Pressure Vessel CodeCSA Group StandardsANSI/CSA FC 1Fuel Cell Technologies Part 3-100: Stationary Fuel Cell Power Systems SafetyInternational Association of Plumbing and Manufacturing

25、 Officials (IAPMO)IAPMO ANSI UPCUniform Plumbing CodeInternational Codes Council (ICC)ICC IFCInternational Fire CodeICC IFGCInternational Fuel Gas CodeICC IPCInternational Plumbing CodeInstitute of Electrical and Electronics Engineers (IEEE) Standards AssociationIEEE C2National Electrical Safety Cod

26、eIEEE 1547Interconnecting Distributed Resources with Electric Power SystemsIEEE 1547.1Conformance Test Procedures for Equipment Interconnecting Distributed Resources with Electric PowerSystemsInternational Electrotechnical Commission (IEC) StandardsIEC 60417Graphical Symbols for Use on EquipmentIEC

27、60529Degrees of Protection Provided by Enclosures (IP Code)JUNE 30, 2014 UL 9540 7UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULIEC 61508Functional Safety of Electrical/Electronic/Programmable Electronic Safety-Related SystemsInternational S

28、tandards Organization (ISO) StandardsISO No. 7010Graphical Symbols Safety Colours and Safety Signs Registered Safety SignsNational Electrical Manufacturers Association (NEMA)NEMA Z535.1Safety ColorsNEMA Z535.2Environmental and Facility Safety SignsNEMA Z535.3Criteria for Safety SymbolsNEMA Z535.4Pro

29、duct Safety Signs and LabelsNEMA Z535.5Safety Tags and Barricade Tape (for Temporary Hazards)NEMA Z535.6Product Safety Information in Product Manuals, Instructions, and Other Collateral MaterialsNational Fire Protection Association (NFPA) Codes and StandardsNFPA 2Hydrogen Technologies CodeNFPA 30Fla

30、mmable and Combustible Liquids CodeNFPA 54National Fuel Gas CodeNFPA 70National Electrical CodeNFPA 70EStandard for Electrical Safety in the WorkplaceNFPA 79Electrical Standard for Industrial MachineryNFPA 497Recommended Practice for the Classification of Flammable Liquids, Gases, or Vapors and of H

31、azardous(Classified) Locations for Electrical Installations in Chemical Process AreasJUNE 30, 2014UL 95408UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULNFPA 850Recommended Practice for Fire Protection for Electric Generating Plants and High

32、Voltage Direct CurrentConverter StationsNFPA 853Standard for the Installation of Stationary Fuel Cell Power SystemsUS Department of Defense (DOD) StandardsMIL STD 1629AProcedures for Performing a Failure Mode, Effects, and Criticality Analysis6 Glossary6.1 For the purpose of this outline of investig

33、ation, the following definitions apply.6.2 DUT Device under test.6.3 ENERGY STORAGE (ES) SYSTEM Equipment that provides a means to store energy throughelectrochemical or other means for later use to supply the utility grid or local grids. The energy storagesystem may utilize one of the following tec

34、hnologies:a) ELECTROCHEMICAL ENERGY STORAGE SYSTEM Consists of a secondary battery,electrochemical capacitor, flow battery or hybrid battery-capacitor system that stores energy andany associated controls or devices that can provide electric energy upon demand.b) CHEMICAL ENERGY STORAGE SYSTEM Consis

35、ts of hydrogen supply equipment orother fuel supply equipment combined with a fuel cell power system or generator to convert thefuel to electrical energy.c) MECHANICAL ENERGY STORAGE SYSTEM Consists of a mechanical means to storeenergy such as through compressed air, pumped water or fly wheel techno

36、logies andassociated controls and systems, which can be used to run an electric generator to provideelectric energy upon demand.d) THERMAL ENERGY STORAGE SYSTEM Consists of an system that uses heated fluidssuch as air as a means to store energy along with associated controls and systems, which canbe

37、 used to run an electric generator to provide electrical energy upon demand.6.4 ELECTRIC SHOCK HAZARD A potential for exposure of persons to hazardous voltages circuitsthrough direct contact from openings in protective enclosures and/or insufficient insulation betweenhazardous voltage circuits and a

38、ccessible parts.6.5 ENCLOSURE The outer cover of the Energy Storage System that provides protection to itscontents.6.6 FUEL CELL POWER SYSTEM Equipment that converts chemical energy in the form of a fueland oxidant into electrical energy with heat and by-products from the reaction.6.7 HAZARDOUS VOLT

39、AGE Voltage exceeding 30 Vrms/42.4 Vac peak or 60 Vdc.6.8 INSULATION LEVELS The following are levels of electrical insulation:JUNE 30, 2014 UL 9540 9UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULa) BASIC A single level of insulation that pro

40、vides protection against electric shock. Basicinsulation alone may not provide protection from electric shock in the event of a failure of theinsulation.b) DOUBLE INSULATION Insulation comprising both basic insulation and supplementaryinsulation.c) FUNCTIONAL INSULATION Insulation that is necessary

41、only for the correct functioning ofthe equipment. Functional insulation by definition does not protect against electric shock. It may,however, reduce the likelihood of ignition and fire.d) REINFORCED INSULATION Single insulation system that provides a degree of protectionagainst electric shock equiv

42、alent to double insulation under the conditions specified in thisoutline of investigation. The term insulation system does not imply that the insulation has tobe in one homogeneous piece. It may comprise several layers that cannot be tested as basicinsulation and supplementary insulation.e) SUPPLEME

43、NTARY INSULATION Independent insulation applied in addition to basicinsulation in order to reduce the risk of electric shock in the event of a failure of the basicinsulation.6.9 RESTRICTED ACCESS LOCATION Location for energy storage system equipment where bothof the following apply:a) Access can onl

44、y be gained by service persons or by users who have been instructed aboutthe reasons for the restrictions applied to the location and about any precautions that shall betaken; andb) Access is through the use of a tool or lock and key, or other means of security, and iscontrolled by the authority res

45、ponsible for the location.6.10 ROOM AMBIENT Considered to be a temperature in the range of 25 5C (77 9F).6.11 SAFETY CRITICAL CIRCUITS/COMPONENTS Those circuits or discrete components that arerelied upon for safety as identified in the safety analysis of 15.2.JUNE 30, 2014UL 954010UL COPYRIGHTED MAT

46、ERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULCONSTRUCTION7 Non-Metallic Materials7.1 The materials employed for enclosures shall comply with the applicable enclosure requirementsoutlined in the Standard for Polymeric Materials Use in Electrical Equipment Eva

47、luations, UL 746C, PathIII of the Enclosure Requirements.7.2 The following factors in (a) (e) are taken into consideration when an enclosure employingnonmetallic materials is being judged. For a nonmetallic enclosure all of these factors are to be consideredwith respect to thermal aging. Dimensional

48、 stability of a polymeric enclosure is addressed by complianceto the mold stress relief test. Suitability to factors (a) (e) below may be determined by the tests of thisoutline of investigation.a) Resistance to impact;b) Crush resistance;c) Abnormal operations;d) Severe conditions; ande) Mold-Stress

49、 Relief Distortion.7.3 Materials employed as electrical insulation in the system shall be resistant to deterioration that wouldresult in an electrical shock, fire or other safety hazard. Insulation materials that are in direct contact withor close proximity to hazardous live parts in accordance with Figure 6.1 of the Material PropertyConsiderations table in the Standard for Polymeric Materials Use in Electrical Equipment Evaluations,UL 746C, shall additionally meet the insulation criteria outlined in that standard