{"product_id":"siemens-6ep1961-2ba21-selectivity-module-ships-fast","title":"6EP1961-2BA21 |  Siemens SITOP PSE200U 4-Channel Selectivity Module (24VDC, 3–10A per Channel, 40A Total)","description":"\u003ch4\u003eDescription \u003c\/h4\u003e\n\u003cp data-end=\"451\" data-start=\"0\"\u003eThe Siemens 6EP1961-2BA21 is a SITOP PSE200U 4-channel selectivity module designed for reliable electronic protection and selective shutdown of 24VDC branch circuits. It distributes and monitors load currents across multiple feeders, ensuring uninterrupted supply to intact outputs while isolating overloaded or short-circuited channels.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications \u003c\/h4\u003e\n\u003ctable style=\"width: 99.964%;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 31.5648%;\"\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.302%;\"\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 31.5648%;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.302%;\"\u003eSiemens\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 31.5648%;\"\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.302%;\"\u003ePower Supplies\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 31.5648%;\"\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.302%;\"\u003e6EP1961-2BA21\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 31.5648%;\"\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.302%;\"\u003ePower Supply Accessory\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 31.5648%;\"\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.302%;\"\u003eSITOP PSE200U\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 31.5648%;\"\u003e\u003cstrong\u003eInput Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.302%;\"\u003e22–30 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 31.5648%;\"\u003e\u003cstrong\u003eNumber of Outputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.302%;\"\u003e4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 31.5648%;\"\u003e\u003cstrong\u003eOutput Voltage (Each Channel)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.302%;\"\u003e24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 31.5648%;\"\u003e\u003cstrong\u003eOutput Current (Each Channel)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.302%;\"\u003e3–10 A (individually adjustable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 31.5648%;\"\u003e\u003cstrong\u003eTotal Output Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.302%;\"\u003e40 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 31.5648%;\"\u003e\u003cstrong\u003eMounting Style\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.302%;\"\u003eDIN Rail Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 31.5648%;\"\u003e\u003cstrong\u003eTerminals\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.302%;\"\u003eScrew-Clamp\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 31.5648%;\"\u003e\u003cstrong\u003eOpen\/Enclosed\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.302%;\"\u003eEnclosed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 31.5648%;\"\u003e\u003cstrong\u003eWidth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.302%;\"\u003e72 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 31.5648%;\"\u003e\u003cstrong\u003eLength\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.302%;\"\u003e72 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 31.5648%;\"\u003e\u003cstrong\u003eHeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.302%;\"\u003e80 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 31.5648%;\"\u003e\u003cstrong\u003eOperating Temperature Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.302%;\"\u003e−25°C to +60°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eInformation About 6EP1961-2BA21 \u003c\/h4\u003e\n\u003cp\u003eThe Siemens 6EP1961-2BA21 is a SITOP PSE200U selectivity module designed to enhance the reliability of 24VDC power distribution by monitoring and protecting up to four branch circuits with individually adjustable current limits from 3A to 10A. It reliably detects overloads and short circuits—even on long or high-resistance cables—and selectively disconnects only the faulty feeder while maintaining uninterrupted power to all other channels. Featuring LED status indicators, a summation signal output, and DIN rail mounting, the module provides efficient diagnostics and simplified integration into industrial control systems. Its ability to tolerate inrush peaks and support sequential startup ensures stable operation in demanding environments across a −25°C to +60°C temperature range.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFour Independently Adjustable Channels: Each output can be set between 3 A and 10 A, allowing customized protection for different loads and reducing unintended shutdowns.\u003c\/li\u003e\n\u003cli\u003eSelective Shutdown Technology: Detects overloads and short circuits quickly and disconnects only the affected feeder, ensuring continuous 24VDC supply to the remaining circuits.\u003c\/li\u003e\n\u003cli\u003eHigh Inrush Current Tolerance: Supports short-term current peaks from inductive loads, preventing nuisance trips during device startup.\u003c\/li\u003e\n\u003cli\u003eIntegrated Summation Signaling: Provides group fault indication to a central control system for rapid diagnostics and coordinated monitoring.\u003c\/li\u003e\n\u003cli\u003eClear On-Device LED Indicators: Local LEDs identify faulty channels immediately, reducing troubleshooting time during maintenance.\u003c\/li\u003e\n\u003cli\u003eSequential Feeder Activation: Staggered startup of outputs minimizes combined inrush current, protecting the upstream power supply.\u003c\/li\u003e\n\u003cli\u003eSecure and Simple Installation: DIN-rail mounting and screw-clamp terminals ensure fast, vibration-resistant wiring in industrial environments.\u003c\/li\u003e\n\u003cli\u003eRobust Industrial Design: Enclosed module rated for −25°C to +60°C operation, supporting reliable use in harsh manufacturing conditions.\u003c\/li\u003e\n\u003cli\u003eEnhanced System Reliability: Works with existing SITOP power supplies to ensure stable operation even with long cable runs or varied load conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe 6EP1961-2BA21 delivers the reliability and precision required for selective protection, fault-tolerant power distribution, and uninterrupted operation in modern 24VDC automation systems.\u003c\/p\u003e","brand":"SIEMENS","offers":[{"title":"Default Title","offer_id":47540653916458,"sku":"6EP1961-2BA21","price":325.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/0392\/4266\/files\/6EP1961-2BA21.webp?v=1708097821","url":"https:\/\/iqelectro.com\/products\/siemens-6ep1961-2ba21-selectivity-module-ships-fast","provider":"IQElectro","version":"1.0","type":"link"}