{"product_id":"schneider-electric-str23sp-electronic-trip-unit-for-compact-ns400-ns630-circuit-breakers","title":"Schneider Electric STR23SP Electronic Trip Unit for Compact NS400-NS630 Circuit Breakers","description":"\u003ch4 class=\"PDq2pG_selectionAnchorContainer\"\u003eDescription\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp\u003eThe Schneider Electric STR23SP is an advanced electronic trip unit designed to provide precise overcurrent and short-circuit protection within Compact NS circuit breakers. This solid-state module continuously monitors electrical loads and directs the breaker mechanism to safely disconnect power during hazardous fault conditions. By delivering highly accurate fault detection, the unit prevents catastrophic equipment damage and maintains operational continuity in commercial electrical distribution networks.\u003c\/p\u003e\n\u003ch3\u003e\u003cbr\u003e\u003c\/h3\u003e\n\u003ch3\u003e\u003cbr\u003e\u003c\/h3\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003ctable height=\"326\" style=\"width: 90.0354%;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 42.5261%;\"\u003e\u003cspan\u003e\u003cb\u003eCondition\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 57.178%;\"\u003e\u003cspan\u003eNew\/Never Used Surplus\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 42.5261%;\"\u003e\u003cspan\u003e\u003cb\u003eBrand\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 57.178%;\"\u003e\u003cspan\u003eSchneider Electric (Merlin Gerin)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 42.5261%;\"\u003e\u003cspan\u003e\u003cb\u003eCategory\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 57.178%;\"\u003e\u003cspan\u003eElectrical Distribution\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 42.5261%;\"\u003e\u003cspan\u003e\u003cb\u003ePart Number\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 57.178%;\"\u003e\u003cspan\u003eSTR23SP\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 42.5261%;\"\u003e\u003cspan\u003e\u003cb\u003eSubcategory\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 57.178%;\"\u003e\u003cspan\u003eTrip Units\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 42.5261%;\"\u003e\u003cspan\u003e\u003cb\u003eBreaker Compatibility\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 57.178%;\"\u003e\u003cspan\u003eCompact NS400 to NS630\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 42.5261%;\"\u003e\u003cspan\u003e\u003cb\u003eTrip Unit Type\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 57.178%;\"\u003e\u003cspan\u003eElectronic (Solid-State)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 42.5261%;\"\u003e\u003cspan\u003e\u003cb\u003eProtection Functions\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 57.178%;\"\u003e\u003cspan\u003eLong-Time, Short-Time, Instantaneous\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 42.5261%;\"\u003e\u003cspan\u003e\u003cb\u003eTrip Threshold Adjustment\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 57.178%;\"\u003e\u003cspan\u003eFront-Mounted Rotary Dials\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 42.5261%;\"\u003e\u003cspan\u003e\u003cb\u003ePhase Integration\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 57.178%;\"\u003e\u003cspan\u003e3-Phase\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 42.5261%;\"\u003e\u003cspan\u003e\u003cb\u003eVoltage Application\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 57.178%;\"\u003e\u003cspan\u003eUp to 600 VAC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 42.5261%;\"\u003e\u003cspan\u003e\u003cb\u003eMounting Style\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 57.178%;\"\u003e\u003cspan\u003eInternal Breaker Chassis Mount\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 42.5261%;\"\u003e\u003cspan\u003e\u003cb\u003eWeight\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 57.178%;\"\u003e\u003cspan\u003e1.0 lbs\u003c\/span\u003e\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 \u003cspan\u003eSTR23SP\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp\u003eThe STR23SP is a direct-replacement microprocessor-based module engineered exclusively for seamless integration into Schneider Electric and Merlin Gerin Compact NS400 to NS630 series molded case circuit breakers. It features robust solid-state circuitry that remains largely unaffected by ambient temperature fluctuations, offering superior reliability compared to traditional bimetallic thermal-magnetic units. Facility managers and electrical technicians deploy this component to safeguard heavy-duty branch circuits and feeder lines requiring accurate, adjustable protection parameters. The architecture includes accessible dial settings on the front faceplate, allowing operators to fine-tune long-time and short-time tripping thresholds to match specific facility load profiles precisely.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e● Solid-State Sensing: Utilizes microprocessor technology to provide highly accurate electrical current monitoring without ambient thermal interference.\u003cbr\u003e● Adjustable Protection Parameters: Features integrated rotary dials for precise calibration of long-time and short-time overcurrent trip thresholds.\u003cbr\u003e● Breaker Compatibility: Engineered specifically to integrate directly into the chassis of Merlin Gerin and Schneider Electric Compact NS400 to NS630 breakers.\u003cbr\u003e● Instantaneous Fault Clearing: Initiates an immediate breaker trip response when extreme short-circuit currents are detected to prevent severe infrastructure damage.\u003cbr\u003e● Front-Facing Diagnostics: Keeps all calibration dials and operational test ports easily accessible for routine electrical maintenance and safety audits.\u003cbr\u003e● High-Dielectric Enclosure: Housed within a rugged polymer casing that shields sensitive internal electronic components from mechanical shock and dust.\u003cbr\u003eThe STR23SP delivers the reliability and precision required for secure power distribution and highly customizable fault prevention in commercial electrical networks.\u003c\/p\u003e\n\u003cp id=\"p-rc_c7b8f4fae39e183e-25\"\u003e\u003c\/p\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e","brand":"Schneider Electric","offers":[{"title":"Default Title","offer_id":52604594290986,"sku":"STR23SP","price":1985.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/0392\/4266\/files\/Schneider-Electric-STR23SP-HIGH-Amp-3-Pole-Circuit-Breaker-Trip-with-ONOFF-Knob_199545__95512.1784486985.jpg?v=1789415124","url":"https:\/\/iqelectro.com\/products\/schneider-electric-str23sp-electronic-trip-unit-for-compact-ns400-ns630-circuit-breakers","provider":"IQElectro","version":"1.0","type":"link"}