{"product_id":"bachmann-gm260-grid-measurement-module","title":"Bachmann GM260 Grid Measurement Module","description":"\u003cp\u003eThe \u003cstrong\u003eBachmann GM260\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eGM260\u003c\/strong\u003e Grid Measurement Module, serves as the primary \u003cstrong\u003eGM260\u003c\/strong\u003e Grid Measurement Module utilized to execute high-precision power analysis across industrial power grid platforms. Configured for true RMS acquisition, the \u003cstrong\u003eBachmann GM260\u003c\/strong\u003e (\u003cstrong\u003eGM260\u003c\/strong\u003e Grid Measurement Module) provides direct physical execution of harmonic analysis, voltage, and current monitoring via integrated measurement circuitry.\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\u003eGM260\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eBachmann\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eAustria\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003eStandard modular form factor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eDIN-rail mount compatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003eStandard industrial ambient range\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eStandard internal module supply\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Inputs\u003c\/td\u003e\n\u003ctd\u003e6 (1 Arms rated)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Inputs\u003c\/td\u003e\n\u003ctd\u003e3 (Up to 480 Vrms UL-L)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Accuracy\u003c\/td\u003e\n\u003ctd\u003e≤ ±0.010 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Accuracy\u003c\/td\u003e\n\u003ctd\u003e≤ ±0.4%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eIndustrial Control and Processing Metrics\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProfinet \/ EtherNet\/IP Deterministic Networks:\u003c\/strong\u003e The GM260 integrates seamlessly into Bachmann's control architecture, enabling the transmission of real-time power metrics over deterministic fieldbus networks. This connectivity ensures that grid-side data, including harmonic distortion levels, are available for time-critical processing in wind power and grid stabilization applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eI\/O Density Scaling:\u003c\/strong\u003e The module is designed for high-density grid monitoring, featuring 6 current and 3 voltage inputs per module. This I\/O density allows for scalable measurement configurations in large-scale energy systems, where multiple grid synchronization points must be monitored simultaneously without increasing the footprint of the control cabinet.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Can the GM260 withstand short-term high-current surges during fault conditions?\u003c\/p\u003e\n\u003cp\u003eA: Yes. The current inputs are rated for a short-term overload of 20 Arms for 1 second, with a 300-second recovery interval. This allows the module to maintain measurement integrity during temporary grid transients or switching operations.\u003c\/p\u003e\n\u003cp\u003eQ: Is external filtering required to achieve the ±0.005 Hz frequency accuracy?\u003c\/p\u003e\n\u003cp\u003eA: The module supports internal averaging filtering. By enabling this function, users can improve the frequency measurement precision from the standard ±0.010 Hz to ±0.005 Hz, suitable for sensitive grid-tie applications.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCurrent Transformer (CT) Integration:\u003c\/strong\u003e Ensure that secondary leads from external CTs are connected to the 1 Arms rated inputs with minimal loop resistance. Given the 75 mVA apparent ohmic resistance of the inputs, keep lead lengths short to avoid phase shift errors in power calculations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShielding and Grounding:\u003c\/strong\u003e To prevent high-frequency noise from impacting measurement accuracy, use shielded, twisted-pair cabling for all current and voltage signal inputs. Terminate the shields at a central ground point at the panel entry to minimize ground-loop currents that can affect the 0.3% current measurement accuracy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage Input Safety:\u003c\/strong\u003e The module is rated for maximum phase-to-neutral voltages of 277 Vrms. Always install appropriately rated external fuses or circuit breakers in the voltage reference lines to protect the module in the event of internal component failure or extreme grid overvoltage.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Bachmann","offers":[{"title":"Default Title","offer_id":45149657202803,"sku":"GM260","price":410.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4348\/2227\/files\/screenshot_2026-07-03_13-46-47_91b45651-ee2c-4f02-aa12-82901ff6d729.png?v=1783059465","url":"https:\/\/www.dcssupplier.com\/products\/bachmann-gm260-grid-measurement-module","provider":"DcsSupplier Limited","version":"1.0","type":"link"}