ANSI / IEEE symbol forms

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ANSI/IEEE Three-position disconnector formDS 3POS · SLD / Schematic ANSI/IEEE three-position key selector symbolKEY SEL 3 · Schematic ANSI/IEEE three-position maintained selector symbolSEL 3 HOLD · Schematic ANSI/IEEE Three-position selector returning from left formSEL 3 LRET · Schematic ANSI/IEEE Three-position selector returning from right formSEL 3 RRET · Schematic ANSI/IEEE three-winding transformer symbolTX 3W · SLD / Schematic ANSI/IEEE Three-wire inductive proximity switch formPROX IND 3W · Schematic ANSI/IEEE Three-wire touch-sensitive switch formHPX11TS3 · Schematic ANSI/IEEE Three-wire ultrasonic sensor formHPX11U3 · Schematic ANSI/IEEE Touch-sensitive switch formHPX1TS · Schematic ANSI/IEEE Touch-switch NC output formHPX12TS · Schematic ANSI/IEEE Touch-switch NO output formHPX11TS · Schematic ANSI/IEEE transformer-fed indicator lamp symbolLAMP TX · Schematic ANSI/IEEE triac symbolTRIAC · Schematic ANSI/IEEE twisted pair symbolTW · Schematic ANSI/IEEE Two-network voltage measurement selector formHSW1S93 · Schematic ANSI/IEEE Two-phase winding connection formQ060201 · SLD / Schematic ANSI/IEEE Two-pole power switch formSW 2P · SLD / Schematic ANSI/IEEE Ultrasonic NC switching output formHPX12U · Schematic ANSI/IEEE Ultrasonic NO switching output formHPX11U · Schematic ANSI/IEEE Ultrasonic proximity switch formHPX1U · Schematic ANSI/IEEE Unidirectional semiconductor power switch formSSW UNI · SLD / Schematic ANSI/IEEE variable resistor symbolR VAR · SLD / Schematic ANSI/IEEE varistor symbolVDR · SLD / Schematic ANSI/IEEE voltage transformer symbolVT / PT · SLD / Schematic ANSI/IEEE voltmeter symbolV · SLD / Schematic ANSI/IEEE Wind generating station formWIND STN · SLD / Schematic ANSI/IEEE wire splice symbolSPLICE · Schematic ANSI/IEEE wound-rotor induction motor symbolM WR · SLD / Schematic ANSI/IEEE Yd5 transformer connection reference formYd5 · SLD / Schematic ANSI/IEEE Yd11 transformer connection reference formYd11 · SLD / Schematic ANSI/IEEE Yy6 transformer connection reference formYy6 · SLD / Schematic ANSI/IEEE Yz5 transformer connection reference formYz5 · SLD / Schematic ANSI/IEEE Yz11 transformer connection reference formYz11 · SLD / Schematic ANSI/IEEE zener diode symbolZD · Schematic Arc suppression coilASC · SLD Automatic transfer switchATS · SLD / Schematic BatteryBAT · SLD / Schematic Battery energy storage systemBESS · SLD Battery power conversion systemPCS · SLD Battery rackBR · SLD Battery stringBS · SLD / Schematic Bidirectional DC-to-DC converterDC/DC BI · SLD / Schematic Bidirectional inverter-chargerINV/CHG · SLD / Schematic Bolted connecting link, closedX · SLD / Schematic Bolted connecting link, openX · SLD / Schematic BusbarBus · SLD / Schematic Bushing current transformerBCT · SLD / Schematic Busway end feed unitEF · SLD / GA Busway tap-off connectionTO · SLD Bypass-isolation transfer switchBP/ATS · SLD CapacitorC · SLD / Schematic Centre-tapped battery bankGB ± · SLD / Schematic Changeover contactCO · Schematic Circuit breakerCB · SLD / Schematic Closed-transition transfer switchCTTS · SLD Conductor branching from a groupW · Schematic Conductor count by numeraln · SLD / Schematic Conductor in conduitW · SLD / GA Connector with protective earth contactX · Schematic ContactorKM · SLD / Schematic CT test terminalCT test · Schematic Current test switch with shorting contactTS · Schematic Current transformerCT · SLD / Schematic Damped high-pass harmonic filterHPF · SLD / Schematic Detuned capacitor bankDCB · SLD Diesel generator setDG · SLD Direct neutral earthing connection- · SLD DisconnectorIsolator · SLD / Schematic Disturbance recorderDFR · SLD / Schematic Doubly-fed induction generatorDFIG · SLD / Schematic Dump load controllerDLC · SLD / Schematic Dynamic voltage restorerDVR · SLD Earth electrode with inspection pitE · GA / SLD Earth grid conductorEG · GA Earthing switchES · SLD / Schematic Emergency-stop operatorE-stop · Schematic Feeder buswayBD · SLD / GA Fixed-speed wind turbine generator (Type 1)WTG T1 · SLD Flexible bonding strapBS · Schematic / GA Flexible conductorW · Schematic / SLD Float and boost battery chargerBC · SLD / Schematic Flywheel energy storageFESS · SLD Fuel cellFC · SLD / Schematic Full-converter wind turbine generator (Type 4)WTG T4 · SLD FuseFU · SLD / Schematic GalvanometerG · Schematic Gas engine generator setGG · SLD Gas turbine generatorGTG · SLD GeneratorGEN · SLD / Schematic Genset controllerGC · SLD / Schematic Grid equivalent sourceEQ SRC · SLD Grid-following inverterGFL · SLD Grid-forming inverterGFM · SLD Hybrid inverterHYB INV · SLD Hydro turbine generatorHG · SLD Hydrogen electrolyserELY · SLD Indicator lampLamp · Schematic Inline cable couplerX · Schematic Isolated DC-to-DC converterDC/DC ISO · SLD / Schematic