{"product_id":"allen-bradley-1402-ls51-nema-controller-operator-kit-line-synchronization-module","title":"Allen Bradley 1402-LS51 NEMA Controller Operator Kit Line Synchronization Module","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAllen Bradley 1402-LS51\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efunctions as a high-precision Line Synchronization Module within the Power Monitoring Protection and Management series. Engineered for 3-phase systems, this solid-state module enables seamless synchronization and monitoring of line frequency and phase angles. It occupies two slots in a standard 1771 I\/O chassis, providing critical data for NEMA Controller Operator Kits. We supply this unit as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand original to ensure maximum system integrity and compliance with factory standards.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification Details\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eModule Type\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eLine Synchronization (Solid-state)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eSystem Compatibility\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e3-Phase Systems\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eMounting\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eStandard 1771 I\/O Chassis (2 Slots)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eFrequency Range\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e40 to 100 Hz (Steady-state)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCurrent Rating\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0 to 5A RMS Continuous (200A for 1 sec)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eVoltage Step Precision\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.05% Steps\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003ePhase Precision\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1 Degree Step\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eDielectric Withstand\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e2500V RMS\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eBackplane Current\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1.1A @ 5V DC (2.2A Inrush)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOperating Temp\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0 to 60°C (32 to 140°F)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePrecision Phase Alignment:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe 1402-LS51 utilizes 1-degree phase step resolution and 0.05% voltage steps. This granularity allows engineers to synchronize independent power sources with surgical precision, preventing torque spikes and equipment stress during transition.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHigh-Voltage Safety Margin:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eWith a 2500V RMS dielectric withstand rating, the module provides a robust barrier between power circuits and sensitive control backplanes. This protects your logic hardware from catastrophic failure during line surges.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eExceptional Thermal Resilience:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe open equipment design facilitates natural convection cooling, allowing the module to maintain steady-state accuracy across a full 0 to 60°C operating range without derating.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLow Burden Integration:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe current input burden of only 0.05 VA ensures that the module monitors the system without parasitic interference, maintaining the accuracy of the overall power loop.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat chassis is required for the 1402-LS51?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis module installs specifically into a standard 1771 I\/O chassis. Note that it requires two consecutive slots due to its solid-state architecture and cooling requirements.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHow does the module handle high inrush currents?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe 1402-LS51 manages a massive 200A RMS for up to one second. This capability ensures the module survives the transient spikes often encountered during large motor starts or grid fluctuations.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIs this unit a refurbished or surplus item?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. We guarantee that this 1402-LS51 is\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New\u003c\/strong\u003e. It arrives in original factory condition, ensuring all dielectric and frequency tolerances meet the manufacturer's strict specifications.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the module support 50Hz and 60Hz systems?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. The frequency range spans from 40 to 100 Hz, making it compatible with all global industrial power standards, including standard 50Hz and 60Hz grids.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":53459806224568,"sku":"1402-LS51","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6132\/3704\/files\/1402-LS51_d1bab1bb-e79c-4b44-9a6d-f75aa383a9ac.jpg?v=1778660797","url":"https:\/\/www.globalpetroparts.com\/products\/allen-bradley-1402-ls51-nema-controller-operator-kit-line-synchronization-module","provider":"Global Petro Parts Automation","version":"1.0","type":"link"}