{"product_id":"ge-760x90g3-voltage-transformer","title":"GE 760X90G3 Voltage Transformer","description":"\u003cp\u003eThe \u003cstrong\u003eGE 760X90G3\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e760X90G3\u003c\/strong\u003e Voltage Transformer, operates as a dedicated hardware component for precision stepping down of primary AC distribution voltages to standardized secondary measurement signals within GE electrical protection and monitoring systems. Operating across power frequency networks, the unit isolates high-voltage primary lines to deliver accurately scaled potential ratios to connected protective relays, meters, and control instrumentation.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e760X90G3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eGE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e8.50 lbs (3.86 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard Instrument Transformer Enclosure\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-20 to 60 deg C (-4 to 140 deg F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003ePassive Component (Burden dependent)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransformer Type\u003c\/td\u003e\n\u003ctd\u003ePotential \/ Voltage Transformer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Rating\u003c\/td\u003e\n\u003ctd\u003e50\/60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInsulation Class\u003c\/td\u003e\n\u003ctd\u003eStandard Industrial Cast Resin \/ Epoxy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Category\u003c\/td\u003e\n\u003ctd\u003ePower Protection \u0026amp; Measurement\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSub-Category\u003c\/td\u003e\n\u003ctd\u003eVoltage Transformers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eBackplane Bus Communication Velocity \u0026amp; Firmware Flash Compatibility\u003c\/h3\u003e\n\u003cp\u003eWhen integrated into GE protective relay and metering switchgear panels, the 760X90G3 provides galvano-isolated voltage secondary loops that directly feed local analog-to-digital converter stages. Rapid response during power system transients prevents voltage phase lag and ratio errors, enabling substation logic boards to execute high-speed fault isolation algorithms. Non-inductive internal winding geometry minimizes harmonic distortion, preserving firmware flash compatibility and measurement accuracy across modern digital protection platforms.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What is the main operational purpose of the 760X90G3 voltage transformer?\u003c\/p\u003e\n\u003cp\u003eA: The 760X90G3 scales down high primary system voltages to low, standardized secondary AC voltages suitable for input to protective relays, power meters, and control devices.\u003c\/p\u003e\n\u003cp\u003eQ: Can the secondary circuit of the 760X90G3 be operated in an open-circuit state?\u003c\/p\u003e\n\u003cp\u003eA: Yes. Unlike current transformers, voltage transformers operate safely with an open secondary circuit, but secondary terminals must never be short-circuited to avoid severe overcurrent damage.\u003c\/p\u003e\n\u003cp\u003eQ: How does the transformer maintain measurement accuracy under harmonic conditions?\u003c\/p\u003e\n\u003cp\u003eA: Low-loss magnetic core steel and precision winding geometry ensure linear voltage scaling across power frequencies, preventing signal distortion during transient fault events.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eEnsure the primary circuit and switchgear bus bar are completely de-energized, locked out, and grounded prior to installation.\u003c\/li\u003e\n\u003cli\u003eSecurely mount the transformer casing to the panel frame using torque-rated hardware to withstand mechanical vibrations.\u003c\/li\u003e\n\u003cli\u003eConnect the primary terminals in accordance with system phase identification and voltage insulation standards.\u003c\/li\u003e\n\u003cli\u003eWire the secondary terminals to the designated protection relays or measuring instruments using shielded twisted-pair cables.\u003c\/li\u003e\n\u003cli\u003eGround one side of the secondary winding terminal block directly to the main cabinet earth bus bar to prevent hazardous static voltage buildup.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"GE","offers":[{"title":"Default Title","offer_id":66750112661619,"sku":"760X90G3","price":88.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4348\/2227\/files\/760X90G3_Cocoai_a369043e-1891-48d9-a4c6-6fba91adc3e2.jpg?v=1790750078","url":"https:\/\/www.dcssupplier.com\/products\/ge-760x90g3-voltage-transformer","provider":"DcsSupplier Limited","version":"1.0","type":"link"}