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21、-4044.TMA trade-mar k of the Canadian S tandards Association, operating as “CSA Group”Wind turbine electrical systemsC22.2 No. 272-14C22.2 No. 272-14Wind turbine electrical systemsAugust 2014 2014 CSA Group1ContentsTechnical Committee on Wind Turbines 5Subcommittee on Wind Turbines Electrical Qualif
22、ication 9Preface 111 Scope 122 Reference publications 133 Definitions 184 General requirements 194.1 General 194.2 Components 194.2.1 General 194.2.2 Wiring 204.2.3 Busways 204.2.4 Cabletrays 204.2.5 Wireways and auxiliary gutters 204.2.6 Cablebus 204.2.7 Switchgear and controlgear 214.2.8 Switchboa
23、rds 214.2.9 Panel boards 214.2.10 Control panels 214.2.11 Transformers 214.2.12 Converter/inverter 214.2.13 Slip ring 214.2.14 Lighting 224.2.15 Gearbox 234.2.16 Hoists and winches 234.2.17 Fire protection 234.2.18 Heating and cooling equipment 234.2.19 Electro-hydraulic components 234.2.20 Motors a
24、nd generators 244.2.21 Batteries 244.2.22 Capacitors 244.2.23 Uninterruptible power supplies 244.2.24 Disconnecting means 244.3 Safety related control systems 254.3.1 Control and protection system 254.3.2 Control function 254.3.3 Protection function 254.3.4 Equivalency 264.4 Hub 265 Grid or external
25、 supply disconnection devices and conductor terminations 27C22.2 No. 272-14Wind turbine electrical systemsAugust 2014 2014 CSA Group25.1 Supply conductor terminations 275.2 Small wind turbine disconnecting means 275.3 Large wind turbine disconnecting means 275.4 Supply disconnecting devices 285.4.1
26、General 285.4.2 Type 285.4.3 Requirements 286 Protection against electric shock 296.1 General 296.2 Basic protection (protection against direct contact) 296.2.1 General 296.2.2 Protection by enclosures 296.3 Fault protection (protection against indirect contact) 297 Protection of equipment 307.1 Gen
27、eral 307.2 Motors 307.3 Overcurrent protection 307.3.1 General 307.3.2 Supplementary protectors 307.3.3 Protective devices 317.3.4 Transformer protection 317.3.5 Internal conductors 327.3.6 Industrial control equipment for use as service equipment 327.3.7 Overcurrent protection 327.4 Overload and ov
28、erheating protection 337.5 Generator overspeed protection 337.6 Protection against overvoltages due to lightning and switching surges 337.7 Protection for motor enclosures and mounting 337.8 Protective devices for brakes 347.9 Grid requirements 347.10 Cable twist 348 Grounding and bonding 349 Operat
29、or interface 359.1 General 359.1.1 General device requirements 359.1.2 Location and mounting 359.1.3 Position sensors 359.1.4 Portable and pendant control stations 359.2 Push-buttons 359.2.1 Colours 359.2.2 Markings 369.3 Indicator lights and displays 369.3.1 General 369.3.2 Colours 369.3.3 Flashing
30、 lights and displays 37C22.2 No. 272-14Wind turbine electrical systemsAugust 2014 2014 CSA Group39.4 Illuminated push-buttons 379.5 Rotary control devices 379.6 Start devices 379.7 Emergency stop devices 379.8 Enabling control device 3810 Conductors and cables 3810.1 Conductors 3810.2 Wire and cable
31、s without enclosed raceways 3910.3 Cables 3910.4 Cable selection and management 3910.4.1 General 3910.4.2 Interconnections 3910.4.3 Internal wiring 4010.5 Cables rated 2000 V or greater 4110.6 Conductor materials 4110.7 Cable splices and connections 4110.7.1 General 4110.7.2 Conductor splice rating
32、4110.7.3 Tests 4210.7.4 Connection and splice requirements for circuits rated over 1000 volts 4210.8 Ampacity 4210.8.1 General 4210.8.2 Conductor ampacity Method A Calculations 4310.8.3 Conductor ampacity Method A Temperature rise test 4411 Wiring methods 4611.1 Cable management 4611.2 Connections 4
33、611.3 Cable mechanical protection 4711.4 Wiring outside enclosures 4711.4.1 General requirements 4711.4.2 External ducts 4811.4.3 Connection to moving elements of the wind turbine 4812 Working spaces 4913 Accessories 4913.1 Lighting 4913.2 Receptacles 4913.2.1 Ground fault circuit interruption prote
34、ction 4913.3 Energy storage 5013.3.1 Batteries 5013.3.3 Mounting of energy storage devices 5013.4 Electrical qualification of man-lifts 5014 Markings, warning signs, and equipment identification 5014.1 General 5014.2 Nameplate markings 50C22.2 No. 272-14Wind turbine electrical systemsAugust 2014 201
35、4 CSA Group414.3 Warnings/cautions 5114.4 Nameplate materials and construction 5114.5 Identification of equipment 5214.6 Working space 5214.7 Fuse replacement markings 5214.8 Disconnecting means 5214.9 Receptacles for use as disconnecting means 5215 Technical documentation 5315.1 General 5315.2 Info
36、rmation to be provided 5315.3 Installation documents 5315.4 Overview diagrams and function diagrams 5415.5 Circuit diagrams 5415.6 Operating manual 5515.7 Maintenance manual 5515.8 Parts list 55C22.2 No. 272-14Wind turbine electrical systemsAugust 2014 2014 CSA Group5Technical Committee on Wind Turb
37、inesS.W. Douglas International Association of Electrical Inspectors,Toronto, OntarioCategory: General InterestChairA. Lacroix Natural Resources Canada,Ottawa, OntarioCategory: General InterestVice-ChairP. Andres Sustainable Energy Link Limited,Kincardine, OntarioCategory: User InterestR.L. Arsenault
38、 RAConsultant,Brossard, QubecAssociateT. Buchal Intertek,Cortland, New York, USAAssociateW.A. Chisholm Kinectrics Inc,Toronto, OntarioAssociateC.C. Cormier Alberta Municipal Affairs,Edmonton, AlbertaCategory: Government and/or Regulatory AuthorityM. De Lint Ontario Ministry of Municipal Affairs and
39、Housing,Toronto, OntarioAssociateM. Fischer ENERCON Canada Inc,Montral, QubecAssociateG.S. Frater Canadian Steel Construction Council,Markham, OntarioCategory: General InterestM.S. Gardner Alberta Safety Codes Council,Beaumont, AlbertaCategory: Government and/or Regulatory AuthorityG. Giroux The Win
40、d Energy Institute of Canada (WEICan),Tignish, Prince Edward IslandAssociateC22.2 No. 272-14Wind turbine electrical systemsAugust 2014 2014 CSA Group6R.M. Grant Grantec Engineering Consultants Inc,Hammonds Plains, Nova ScotiaCategory: General InterestR. GuillemetteCartier nergie inc,Bromont, QubecCa
41、tegory: Producer InterestN. Hanna Electrical Safety Authority,Mississauga, OntarioCategory: Government and/or Regulatory AuthorityG. Holden Hatch,Niagara Falls, OntarioAssociateB. Howe HGC Engineering (Howe Gastmeier Chapnik Ltd),Mississauga, OntarioCategory: General InterestS.E. Keith Health Canada
42、,Ottawa, OntarioAssociateK. Kroker WSP Canada Inc.,Lethbridge, AlbertaAssociateN. LeForte City of Surrey Planning Development Dept,Surrey, British ColumbiaCategory: Government and/or Regulatory AuthorityT. Levy Canadian Wind Energy Association,Ottawa, OntarioCategory: User InterestR. Lozano Campos G
43、amesa Technology Corp North America,Trevose, Pennsylvania, USACategory: Producer InterestC. Massoncole de technologie suprieure,Montral, QubecAssociateM. Morgenroth Hatch,Niagara Falls, OntarioAssociateR. Morrison CSA Group,Toronto, OntarioAssociateC22.2 No. 272-14Wind turbine electrical systemsAugu
44、st 2014 2014 CSA Group7J. Nelson TransAlta Corporation,Calgary, AlbertaCategory: User InterestsR.J. Nelson Siemens Wind Turbines Americas,Orlando, Florida, USAAssociateJ.P. Pinard JP Pinard Consulting Engineer,Whitehorse,YukonAssociateJ. Pinter BluEarth Renewables Inc,Calgary, AlbertaCategory: User
45、InterestJ. Rostek GE Energy,Greenville, South Carolina, USACategory: Producer InterestS.W. Saylors Vestas American Wind Technology, Inc,Portland, Oregon, USACategory: Producer InterestI. Shaw ENERCON Canada Inc.,Montral, QubecCategory: User InterestT. Simmons British Columbia Institute of Technology
46、,Burnaby, British ColumbiaAssociateD. van Bonn Germanischer Lloyd (GL) Industrial Services,Ottawa, OntarioAssociateD. Vandermeer Orenda Energy Solutions,Iroquois, OntarioCategory: Producer InterestP. Venne Hydro-Qubec-Distribution,Montral, QubecAssociateL. Welsh Environment b) provide an explanation
47、 of circumstances surrounding the actual field condition; andc) where possible, phrase the request in such a way that a specific “yes” or “no” answer will address theissue.Committee interpretations are processed in accordance with the CSA Directives and guidelines governingstandardization and are av
48、ailable on the Current Standards Activities page at standardsactivities.csa.ca.5) This Standard is subject to review five years from the date of publication and suggestions for its improvementwill be referred to the appropriate committee. To submit a proposal for change, please send the followinginf
49、ormation to inquiriescsagroup.organd include “Proposal for change” in the subject line:a) Standard designation (number);b) relevant clause, table, and/or figure number;c) wording of the proposed change; andd) rationale for the change.C22.2 No. 272-14Wind turbine electrical systemsAugust 2014 2014 CSA Group12C22.2 No. 272-14Wind turbine electrical systems1 Scope1.1This Standard applies to complete wind turbine electrical systems and associated electrical equipmentintended for connection at not more than 46 kV and intended for use in accorda
