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The document explains how the electrical diagram package is structured into Elementary, Connection, and Interconnection diagrams. It describes how elementary diagrams provide point-to-point wiring visibility, identify each device via American Standard Device Function Numbers and device letters, and show terminal test points and control/transfer contact positions. It also references conventions for control circuits and notes where relay internal wiring details are found.",{"@graph":69,"@context":122},[70,84,105],{"@type":71,"itemListElement":72},"BreadcrumbList",[73,77,79,82],{"item":74,"name":75,"@type":76,"position":8},"https://docshare.wps.com","Home","ListItem",{"item":78,"name":9,"@type":76,"position":14},"https://docshare.wps.com/document/",{"item":80,"name":30,"@type":76,"position":81},"https://docshare.wps.com/document/technology/",3,{"item":83,"name":65,"@type":76,"position":19},"https://docshare.wps.com/document/switchgear-eectrical-diagrams-american-standard-device-function-numbers-instructions/655268/",{"url":83,"name":65,"@type":85,"image":86,"author":91,"headline":65,"publisher":94,"fileFormat":97,"inLanguage":63,"description":67,"dateModified":98,"datePublished":99,"encodingFormat":97,"isAccessibleForFree":100,"interactionStatistic":101},"DigitalDocument",{"url":87,"@type":88,"width":89,"height":90},"https://docshare.wps.com/thumbnails/switchgear-eectrical-diagrams-american-standard-device-function-numbers-instructions/655268.png","ImageObject",300,407,{"name":92,"@type":93},"Miles","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-11-01","2026-10-25",true,{"@type":102,"interactionType":103,"userInteractionCount":39},"InteractionCounter",{"@type":104},"ViewAction",{"@type":106,"mainEntity":107},"FAQPage",[108,114,118],{"name":109,"@type":110,"acceptedAnswer":111},"Who are these switchgear electrical diagram instructions intended for?","Question",{"text":112,"@type":113},"The instructions are provided for those who install, operate, or maintain General Electric Company metal-clad switchgear.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"What are the three main parts of the electrical diagram package?",{"text":117,"@type":113},"The package consists of the Elementary Diagram, Connection Diagram, and Interconnection Diagram.",{"name":119,"@type":110,"acceptedAnswer":120},"How does an elementary diagram help users identify wiring and devices?",{"text":121,"@type":113},"It provides a detailed point-to-point representation showing the power circuit and associated control circuits, identifies devices by American Standard Device Function Numbers or abbreviations, and uses device letters to indicate the physical location of each device.","https://schema.org",{"og:url":83,"og:type":124,"og:title":65,"og:site_name":95,"og:description":67},"article",{"robots":126,"canonical":83},"index,follow",{"doc_id":128,"site_id":62},655268,1793029599,{"code":4,"msg":5,"data":131},{"doc_id":128,"user_id":132,"nickname":92,"user_avatar":133,"doc_module":4,"category_id":29,"category_name":30,"doc_title":65,"doc_description":67,"doc_content":134,"file_id":135,"file_url":136,"file_type":137,"file_size":138,"view_count":39,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":139,"language":140,"language_code":63,"site_id":62,"html_lang":63,"table_of_contents":141,"faqs":142,"seo_title":143,"seo_description":67,"update_tm":144,"read_time":41},13056703019404,"https://ap-avatar.wpscdn.com/davatar_29158cc5080c5b710cf443261637dec0","●  \n# SWITCHGEAR EECTRICAL DIAGRAMS\n\nFigure 1 Typical E1ementary -Power Circuit  \n\n| These intructions do not purport to cover all delails or voriations in equipment nor to provide for evory posiblo  \u003Cbr>contingeney to be met in connection with installation,operation or maintenance.Should further informatrón be desired  \u003Cbr>or should particular problems arise which are nof covered sufficiontly for the purchaser's purposes,the matter should  \u003Cbr>be referred to the General Electrie Company.   |\n| --- |\n\n1.Master Element  \n2.Time-delay Starting or Closing,Relay  \n3.Checking or Interlocking Relay  \n4.Master Contactor  \n5.Stopping Device  \n6.Starting Circuit Breaker7    Anode Circuit Breaker  \n8.Control Power Disconnecting Device  \n9.Reversing Device  \n10.Unit Sequence Switch11.Reserved for future application  \n12.Over-Speed Device  \n13.Synchronous-Speed Device  \n14.Under-Speed Device  \n15.Speed or Frequency Matching Device  \n16.Reserved for future application  \n17.Shunting or Discharge Switch  \n18.Accelerating or Decelerating Device  \n19.Starting.-to-Running Transition Contactor  \n20.Valve  \n21.Distance Reiay  \n22.Equalizer Circuit Breaker  \n23.Temperature Control Device  \n24.Reserved for future application  \n25.Synchronizing or Synchronous-Check Device  \n26.Apparatus Thermal Device27.Underyoltage Relay  \n28.Flame Detector  \n29.Isolating Contactor30.Annunciator Relay  \n31.Separate Excitation Device  \n32.Directional Power Relay  \n33.Position Switch  \n34.Master Sequence Device  \n35.Brush-Operating or Slip-Ring-Short-Circuiting Device  \n36.Polarity or Polarzing Voltage Device37.Undercurrent or Underpower Relay  \n38。Bearing Protective Device  \n39.Mechanical Condition Monitor  \n40.Field Relay  \n41.Field Circuit Breaker  \n42.Running Circuit Breaker  \n43.Manual Transfer or Selector Device  \n44。Unit Sequence Starting Relay  \n45.Atmospheric Conditon Monitor  \n46.Reverse-Phase or Phase-Balance CurrentRelay  \n47.Phase-Sequence Voltage Relay  \n48.Incomplete Sequence Relay  \n49.Machine or Transformer Thermal Relay  \n50..Instantaneous Overcurrent Or Rate-of RiseRelay  \n51.AC Time Overcurrent Relay52.AC.Circuit Breaker  \n# AMERICAN STANDARD DEVICE FUNCTION NUMBERS\n\n53.Exciter on DC Generator Relay  \n54。Reserved for future application(Use 72HS)55.Power Factor Relay  \n56.Field Application Relay  \n57.Short-Circuiting or Grounding Device  \n58.Rectification Failure Relay  \n59.Overvoltage Relay  \n60.Voltage or Current Balance Relay(Use60C when 60V is also present.)  \n61.Reserved for future application  \n62.Time-Delay Stopping,or Opening,Relay  \n63.Liquid or Gas Pressure of Facuum Relay  \n64.Ground Protective Relay  \n65.Governor  \n66.Notching or Jogging Device  \n67.AC Directfonal Overcurrent Vacuum Relay  \n68.Blocking Relay  \n69.Permissive Control Device  \n70.Rheostat  \n71.Liquid or Gas-Level Relay72.DC Circuit Breaker  \n73.Lead-Resistor Contactor  \n74.Alarm Relay  \n75.Position Changing Mechanism  \n76.DC Overcurrent Relay  \n77.Pulse Transmitter  \n78.Phase Angre Measuring or Out-of-StepProtective Relay  \n79.AC Reclosing Relay  \n80.Liquid or Gas Flow Relay  \n81.Frequency Relay  \n82.DC Reclosing Relay  \n83.Automatic Selective Control or TransferRelay  \n84.Operating Mechanism  \n85.Carrier or Pilot-Wire Receiver Relay  \n86.Locking-Out Relay  \n87.Differential Protecting Relay  \n88.Auxiliary Motor or Motor Generator  \n89.Line Switch  \n90.Regulating Device  \n91.Voltage Directional Relay  \n92.Voltage and Power Directional Relay  \n93.Field Changing Contactor  \n94.Tripping or Trip-Free Relay  \n95.  \n06 Used only for specific applications on  \n96.  \nindividual installation where none ofthe assigned numbered functions from  \n97.>  \n98.99.  \n1 to 94 are suitable.  \nNOTE:Alternate names such as relay,contactor,circuit breaker switch or device,may beused for any function where applicable.  \nNOTE:Suffix letters are used with device function numbers for various purposes;for instance,suffixN is generally used if the device is connected in the secondary neutral of current","cbCaicXDtAURYvRn","https://ap.wps.com/l/cbCaicXDtAURYvRn","pdf",308009,12,"English","# SWITCHGEAR EECTRICAL DIAGRAMS\n## Elementary Diagram\n## Elementary Diagram Connection Diagram Interconnection Diagram\n## American Standard Device Function Numbers","[{\"question\":\"Who are these switchgear electrical diagram instructions intended for?\",\"answer\":\"The instructions are provided for those who install, operate, or maintain General Electric Company metal-clad switchgear.\"},{\"question\":\"What are the three main parts of the electrical diagram package?\",\"answer\":\"The package consists of the Elementary Diagram, Connection Diagram, and Interconnection Diagram.\"},{\"question\":\"How does an elementary diagram help users identify wiring and devices?\",\"answer\":\"It provides a detailed point-to-point representation showing the power circuit and associated control circuits, identifies devices by American Standard Device Function Numbers or abbreviations, and uses device letters to indicate the physical location of each device.\"}]","SWITCHGEAR EECTRICAL DIAGRAMS - AMERICAN STANDARD DEVICE FUNCTION NUMBERS - Instructions | PDF",1792960460]