Power System Protection and Protective Relaying Links

Web sites related to power system protection and relaying. I hope this list is fairly comprehensive and international for relay, software, and test set mfrs, but in several areas it reflects where I live and work, the USA. The page is non-commercial; clicking on a link or including a link does not benefit me. Please send suggestions and companies I've missed to: johnhorak@p-r-eng.com (@ Protective Relay Engineering Inc). Revision dates below.

RELAYING EQUIPMENT MANUFACTURERS:  
UTILITY &CRITICAL SERVICE PROTECTIVE RELAYS, and Recloser Ctrls: ABB Products A-Z  ABB Automation  Areva-Home  Areva-Relays  Basler Electric  Beckwith Electric  Bresler  CEE  Cooper  Cooper Reclosers  DEIF  Easun-Reyrolle  (~Siemens-Reyrolle)  Eaton/CH  ERL Phase/NxtPhase  Fanox  Fiso  Hawker-Siddeley  GE Products A-Z  GE Manuals  GE Multilin  GE DocSearch  IngeTeam(TeamArteche)  I-Gard  MicroElettricaScientifica  Nulec  Orion Italia  P&B Eng  Qualitrol  RFL  Schneider/Sepam  Schweitzer Eng  Siemens-Home  Siemens/Siprotec  Solcon  Sprecher  SquareD/Sepam  Startco  Thytronic  Thytronic-ProN  Toshiba  Vamp  Woodward-Relays  XJ Group  ZIV 
INDUSTRIAL / GEN-SET PROTECTION & CONTROL RELAYS: ABB/SSAC  Arteche  BaslerElectric(BE3)  CooperDIN  ComAp  Crompton/Tyco  Crompton/KTech  E-Max  Hobut  RMS  TimeMark  Woodward  Zhejiang 
INSTRUMENT XFMRS: ABB  Altea  Areva  Arteche  Crompton  FlexCore  GE-ITI  Hobut  ITEC  ITL  Kappa  Kuhlman(ABB)  Lindsey  MerlinGerin  NxtPhase/Areva  Ritz/Areva  Siemens  Trench 
FUSES: CooperBussmann  CooperKearney  Eaton/CutlerHammer  FerrazShawmut(+GE EJ)  Hubbell-Chance  Littelfuse  S&C-Products  Siba 
LV CIRCUIT BREAKERS (with adjustable trip units): ABB  Eaton/CutlerHammer  GE  Hyundai  Siemens  SquareD  MerlinGerin  Mitsubishi  UtilityRelayCo 
SOME SITES OF GENERAL INTEREST: 
DISCUSSION GROUPS: Engineering Tips-ElectricPwrEng(general power engineering)  Power Globe(general power engineering, protection emphasis)  Yahoo Pwr Sys Prot Discussion Grp(for the devoted relaying engineer)  Usenet-System Prot, via Google(Usenet based, low applicable activity) 
GENERAL INFO:  Wikipedia(Search on any power systems term; has some good articles)
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SEARCH ENGINES:  Ask  Bing/Microsoft  Dogpile  Google  Mamma  Yahoo 
MAPS:  Bing/Microsoft  Google  Mapquest 
NEWS/Misc Info Resources:  AT&T  BBC Radio  Drudge  iGoogle  MSN  NPR  Reuters  Yahoo 
WEATHER:  NOAA  WeatherChannel-World
MEDICAL:  emedicine  Family Practice 

An interesting site: Flat Rock, which has this page that says something to me: Wanting A Meal 
FAULT ANALYSIS, RELAY COORDINATION, VOLTAGE DROP, ARC FLASH (some in list also do topics seen in the next section): Amtech  ASPEN  CAPE/Electrocon  CYME  DataShare  DIgSILENT   EasyPower/ESA  ELPLEK  EDR  EDSA  ETAP  LM Photonics  MilSoft  Neplan  PSI  SKM 
OTHER ELECTRICAL ANALYSIS (EM transients, large system load flow/transients/simulation/stability, DFR event data analysis, ground grid design, harmonic analysis, etc. See section above, also):  Bigwood/BSI  Commonwealth  DSA  Electrotek/PQ Soft/TOP  EMTP-ATP  EMTP-RV  HydroQuebec  Power System Test Archive  PowerWorld  PSCad  PTI Siemens  RTDS  SES  SoftStuf  Synergee/GL  Terco  TLI  VR Energy 
======================
GENERAL MATH:
General Purpose Math Software: Mathematica/Wolfram  MatLab  PTC/MathCAD 
Math References/Assistance: Math2.org  Mathtools.net  Mathworld 
Interesting Excel AddIn: XLC Calcs 
Interesting Calculators for Power System Analysis: DrGrady-UT  IEEE Power Education Committee 
Desktop/WinCE/Palm Calculators:  CreativeCreek  Free42S  NthLab/RPN  Simtel(category: business/calculator)  UnitConversion  ZD-Net(search: calculator engineering) 
Stand-Alone Calculators: Casio  Hewlett Packard  HP Calculator Museum  Texas Instruments 
RELAYING TECHNICAL INFORMATION:  Sources for general tech literature; additional technical info found in most mfr's instruction manuals.
DOWNLOADABLE TECHNICAL MATERIAL: ABB  ABB-HardToFind  ArevaT&D Text  BaslerElectric  BeckwithElectric  Cooper  Eaton/CutlerHammer  Eaton-TCCs  GE-Relay Manuals  GE-TechLit  GE Industrial-home  IEEEXplore  IEEE-PSRC-Pub Rpts  IntPwrSysTrnsnts  I-Gard  IRIS/Arga  Manta Compilation  NERC  NETA  NEI-Nelson  Patterson  Powell  PowerSystemStudies  PwrSysEngResearchCenter  RFL  RUS(Rural Utility Svc)  Schweitzer  Schneider  Storm-CopperSpecs  Weidmann-Xfmr Gas 
BOOKS: ABB-Old WH Books  AlexanderPub's  Areva T&D Book  IEEE Publications  Taylor&Francis  Taylor&Francis-CRC Group  McGrawHill  PennWell  Wiley-IEEE-Power  (Amazon
CONTINUING EDUCATION:
Training from relay, software, engineering, etc. companies are hard to keep track of and are not listed. 
Protective Relaying Conferences: GeorgiaTechRelayConf  GeorgiaTechFaultDisturbance  TexasA&MRelayConference  WashingtonState-WPRC  WSHO 
Schools with Power Program:  Search IEEE Xplore for "Power Engineering Education Resources." Draft report might be at PwrSysEngResearchCenter 
Some schools with non-degree continuing education courses (partial): GeorgiaTech  Texas A&M  Univ.Wisconsin-Madison  WashingtonStateUniv 
Misc. Training Resources: Electrical Training(AVO)  ETA  EPCE  IEEE Education 
Electrician/NEC Texts: Licensed Electrician 
RELAY & POWER INDUSTRY STANDARDS RELATED ORGANIZATIONS: 
IEEE Relaying Society: PES PSRC  Other IEEE Societies: IAS  NESC  PES  PES/Communications  PES/Substations  PES/Transformers  PES/T&D  REPC  SCC21/1547  Standards  Other IEEE Sites: IEEE Home  IEEE Education  Consultants Database  IEEE Research: Xplore 
INTERNATIONAL RELAYING STANDARDS/ORGs: British Standards Inst  IEC  IET(was IEE)  IET Power 
OTHER STANDARDS RELATED ORGs: ANSI  CIGRE  CIGRE-Protection  Edison Electric  EGSA  EPRI  InstrumentNet  IntPwrSysTrnsnts  ISO  NCEES  NEC+  NEMA  NERC-Stds  NETA  NFPA  NRECA  NSPE  PEARL-Stds  RUS(Rural Utility Svc)  UL 
PROTOCOL: DNP  Modbus  61850(Wikipedia) 
TEST EQUIPMENT: 
RELAY TEST SETS: Calvada  CEE  Doble  Enoserv  Enoserv  ETAP ARTTS  IRIS/Adwel  ISA  Kingsin  Kocos  Manta  Megger(AVO,Programma/GE)  NeoTeleTronics  Omicron  Ponovo  RelayEngSvcs  SMC NA  Startco  Suntech  T&R Test Eq  Techncl Diagnstc Svcs  Tesient  Udey  Von
OTHER TEST EQUIPMENT:  AEMC  HighVoltage  Hipotronics  Kelman  Origo  Phenix  Power Electrncl  UtilX  Vanguard  Weidmann  Zensol 
TEST/ISOLATION Sw's/Devices   ABB FT Sw  GE FT Sw  SecuControl  States  
DISTRIBUTOR, MISC TEST EQPT: StanleySupply  Mitchell Instrument  RENTAL: ElectroRent 
ORGANIZATION: IterNat Elect Test Association (NETA) 
TESTING SERVICES COMPANIES: NETA(see member search page) 
ASSOCIATED EQUIPMENT MANUFACTURERS: Not comprehensive, but at least representative. Suggest internet search engines & trade magazine Buyers Guides for more mfrs.  
ANNUNCIATORS: Ametek  Ronan  BATTERIES/CHARGERS/UPS: Alcad  Douglas  Alpha  Exide/NetworkPwr  Enersys  Hawker  Primax  SBS  SENS  Yuasa  Battery System Monitoring: Bender  BTech  Eumac  CABLE: Anixter  Cerro  Cerro Conduit Fill Calc  GeneralCable  Kerite  Okonite  Southwire  Cable mfr listing: The Electrical Resource  CIRCUIT BREAKERS, CIRCUIT SWITCHERS, SWITCHES(HV/MV), RECLOSERS: ABB  Areva  Arteche  Cleaveland/Price  Cooper Reclosers  Eaton/CutlerHammer  FederalPacific  G&W  GE  Hubbell/Chance  Hyundai  JapanAE  Joslyn  Maysteel  Mitsubishi  Remote Racking  SDCEM  Siemens  Southern States  SquareD  S&C-Applications  USCo LV bkr mfr list: The Electrical Resource  (CktBkr SF6:DiloCOMMUNICATIONS (Pilot, Power Line Carrier): Datel  Positron  PulsarTech  RFL  (Radio): FreeWave  Telemetric  FAULT LOCATOR: Cooper  EOSchweitzer  GridSense  FAULT RECORDERS: E-Max  ERLPhase  MehtaTech  Qualitrol(Hathaway,BEN)  Rocheser/Ametek  USI  FIBER OPTIC HARDWARE: Fiber Inst Sales  Fiso  H&L FiberXcvrs  GENERATORS(STANDBY): Caterpillar  Cummins  Kohler  METERING, POWER QUALITY: Ametek(Rochester/ScientificColumbus)  Areva  ArgaCntrls  Daytronic  Dranetz/BMI  Eaton/CutlerHammer  Echelon  ElectroIndustries  Fluke  MeterDevices  OhioSemitronics  Satec  SignalCrafters  SquareD-PowerLogic  Transdata  POLES: Sabre  SCADA: ABB Automation  ACS  AppliedSystemEngineering  B&B  BlackBox  ControlMicrosystems  DAQ  Garrett/Dymec  Itron  NettedAutomation  NovaTech  QEI  RuggedCom  Saipa  Subnet Solutions  Survalent  Tasnet  Telemecanique  TWACS/Aclara  Wonderware  SURGE/LIGHTNING PROTECTION: Later   SWITCHES, LOCKOUT RELAYS: ElectroSwitch  States  TEST/ISOLATION Sws/devices:
see Test Equipment  TIME BASE PRODUCTS: NIST Mfr List  Arbiter  Techron  TRANSFORMERS & Tap Cntrls: ABB  Areva  Atvus-SP/PR  Beckwith Electric  Brush(FKI)  DeltaStar  Eberle  FederalPacific  Fundamentals  HICO-Hyosung  Howard  Hyundai  Krenz  JapanAE  JHSP  Mitsubishi  Phoenix  Pauwels  Prolec-GE  Reinhausen  Shihlin  Siemens  Skot  Smit  Sunbelt  TBEA  Toshiba  Virginia  VonRoll(Enerco/Elco)  Waukesha  WEG  MISC EQPT SUPPLIERS: GE Buylog  Kelman  Thomas&Betts 
Stocked Electrical Equipment:  NEW,USED RELAYS/BREAKERS: Belyea  Ckt Bkr Sales-Relays  Genassis  Group CBS  PEARL  PEARL Members  Surplus Record 
Low Voltage Electrical Equip: DISTRIBUTORS: The Electrical Resource  MISC. ELECTRICAL SUPPLIESAllied  AutomationDirect  DigiKey  Grainger  Newark  RadioShack  LV ELECTRICAL EQUIP. SUPPLIERS: The Electrical Resource 
POWER INDUSTRY GENERAL INFO SOURCES: 
TRADE MAGAZINES, Electric Power Industry: PAC-World  EC&M  EC&M-Web  EL&P and Util Automation  ElectricEnergy  T&DWorld 
OTHER MAGAZINES: EGSA  Electric Energy  ENR  ModernPowerSystems  Platts  Power Eng 
GENERAL INFO: California Energy Comm Links Page  DOE Energy Info Admin  EdisonElectric  ElectricFind  Electrical Engineer  Electricity Forum  Electricity Online  ElectricNet  EnergyCentral  Generation Inventory(DOE)  Power Marketers  PublicUtilReports 
UTILITY INFO DATABASES, Utility Connection: Utility Connection Main  UC SiteMap 
UTILITY DATA INSTITUTE/PLATTS: UDI Main 
MISC. ORGS/AGENCIES: DOE  DOE Energy Info Admin  FERC  NERC  NRECA  RUS(Rural Utility Svc) 
PUCs: PUC Listing All States (via NYPUC)  PUC California  PUC Colorado  PUC Texas 
US COORDINATING COUNCILS: ERCOT  FRCC  MRO  NPCC  RFC  SERC  SPP  WECC 
DISTRIBUTED GENERATION: New York PSC  California: CEC DG Resource Guide  PG&E  SCE
RENEWABLE ENERGY: AmerWindEnergyAssoc  DSIRE  HomePower  NREL  SolarEnergyIndAssoc 
MISC OTHER SITES: 
EMPLOYMENT: CareerJet  Contract Employment Weekly  EnergyCentralJobs  EngineeringJobs  IEEE Consultants Database  IEEE-Careers  Latas  Lineal  Monster  NationJob  PowerRecuiters  ThinkEnergy  USAJobs 
SALES REP GROUPS: MANA(Mfr Agent Nat Ass.)  MRA(Mfr Rep Ass)  MRF 
ENGINEERING COMPANIES,list: ENR  I am hesitant to list engineering companies; there are too many. A few for my personal interest:  Exponential  NEI  Patterson  PeakPwr  RAI 

Last check of all links 01/16/2009; last update/modification 07/27/2010.