{"product_id":"crompton-3vtn460-277-voltage-transformer-ships-fast","title":"3VTN460-277 | Crompton 3-Phase Voltage Transformer 2.31:1 Turns Ratio","description":"\u003ch4\u003eDescription \u003c\/h4\u003e\n\u003cp\u003eThe Crompton 3VTN460-277 is a three-phase voltage transformer engineered for precise line-to-neutral voltage reduction in power monitoring and protection systems. With a 2.31:1 turns ratio and a standard 277 V to 120 V output, it delivers accurate and stable voltage transformation for metering and instrumentation applications. Built for durability, it maintains performance across demanding electrical environments.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 33.3381%;\"\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.4426%;\"\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 33.3381%;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.4426%;\"\u003eCrompton\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 33.3381%;\"\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.4426%;\"\u003eTransformers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 33.3381%;\"\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.4426%;\"\u003e3VTN460-277\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 33.3381%;\"\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.4426%;\"\u003e3-Phase Voltage Transformer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 33.3381%;\"\u003e\u003cstrong\u003eFrequency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.4426%;\"\u003e60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 33.3381%;\"\u003e\u003cstrong\u003eLine-to-Neutral Voltage Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.4426%;\"\u003e277:120 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 33.3381%;\"\u003e\u003cstrong\u003eTurns Ratio\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.4426%;\"\u003e2.31:1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 33.3381%;\"\u003e\u003cstrong\u003eAccuracy Class (per phase)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.4426%;\"\u003e0.6 W, 1.2 X at 60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 33.3381%;\"\u003e\u003cstrong\u003eInsulation Level\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.4426%;\"\u003e600 V, 10 kV BIL full wave\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 33.3381%;\"\u003e\u003cstrong\u003eThermal Rating (per phase)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.4426%;\"\u003e150 VA at 30°C; 100 VA at 55°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 33.3381%;\"\u003e\u003cstrong\u003ePrimary Fuse (Recommended)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.4426%;\"\u003e2.0 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 33.3381%;\"\u003e\u003cstrong\u003eSecondary Protection (Recommended)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.4426%;\"\u003e1.6 A BBS type fuse\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 33.3381%;\"\u003e\u003cstrong\u003eConstruction\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.4426%;\"\u003eResin-encapsulated core and coil in thermoplastic housing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 33.3381%;\"\u003e\u003cstrong\u003eTerminals\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.4426%;\"\u003eNo. 6-32 screw terminals with washers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 33.3381%;\"\u003e\u003cstrong\u003eDesign\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.4426%;\"\u003eThree transformers in one case\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 33.3381%;\"\u003e\u003cstrong\u003eMounting\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.4426%;\"\u003ePanel\/industrial installation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 33.3381%;\"\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.4426%;\"\u003eVoltage metering, protective relaying, monitoring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003cspan style=\"font-size: 0.875rem;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eInformation About 3VTN460-277\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\n\u003c\/h4\u003e\n\u003cp\u003eThe 3VTN460-277 belongs to Crompton’s family of three-phase potential transformers, designed as an integrated assembly containing three matched transformer elements within a single enclosure. It is insulated to a 600-volt, 10 kV BIL rating and features resin-encapsulated coils inside a thermoplastic case for enhanced mechanical and environmental protection. Primary and secondary terminations use No. 6-32 screw connections with lockwashers and flat washers, allowing secure panel installation. Typical applications include voltage metering, monitoring, and protective relay circuits requiring accurate line-to-neutral voltage transformation in 277\/480-volt systems.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThree-phase transformer assembly: Integrates three voltage transformers in one enclosure.\u003c\/li\u003e\n\u003cli\u003e2.31:1 turns ratio: Converts 277 V line-to-neutral to 120 V secondary.\u003c\/li\u003e\n\u003cli\u003eHigh insulation rating: 600 V insulation level with 10 kV BIL.\u003c\/li\u003e\n\u003cli\u003eResin-filled thermoplastic case: Provides robust protection for core and coil assemblies.\u003c\/li\u003e\n\u003cli\u003eAccurate metering performance: 0.6 W \/ 1.2 X accuracy class at 60 Hz.\u003c\/li\u003e\n\u003cli\u003eStandard screw terminals: No. 6-32 terminals with washers for secure electrical connections.\u003c\/li\u003e\n\u003cli\u003eThermal rating per phase: 150 VA at 30°C ambient \/ 100 VA at 55°C ambient.\u003c\/li\u003e\n\u003cli\u003eDesigned for line-to-neutral operation: Suitable for grounded 3-phase systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe 3VTN460-277 delivers the reliability and precision required for voltage metering and monitoring in electrical distribution systems.\u003c\/p\u003e","brand":"Crompton","offers":[{"title":"Default Title","offer_id":47359842812202,"sku":"3VTN460-277","price":885.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/0392\/4266\/files\/3VTN460-277.webp?v=1705506691","url":"https:\/\/iqelectro.com\/products\/crompton-3vtn460-277-voltage-transformer-ships-fast","provider":"IQElectro","version":"1.0","type":"link"}