{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"LR3D02","brand":"Schneider Electric","brandSlug":"schneider","productSlug":"LR3D02","canonicalUrl":"https://aoctrl.com/schneider/LR3D02","factsUrl":"https://aoctrl.com/api/mcp/products/LR3D02","rawCanonicalId":null},"summary":{"shortDescription":"Schneider Electric TeSys Deca LR3D02 thermal overload relay, 3-pole, 0.25 A motor FLA, Class 10 trip, 1 NO + 1 NC auxiliary contacts, screw clamp terminals, IP20, for motor protection.","salesMarkdown":"## Overview It carries 1 NO + 1 NC auxiliary contacts, mounts directly under TeSys D contactors (LC1D09 through LC1D38), and is sealed to IP20. ## Integration Mounts under the matching TeSys D contactor frame via plate or rail accessories; screw-clamp terminals accept control and power wiring at 1.7 N.m torque. Compatible with LC1D09, LC1D12, LC1D18, LC1D25, LC1D32, and LC1D38 contactors for a compact motor starter assembly.","metaTitle":"Schneider LR3D02 TeSys Deca thermal overload relay, 0.25 A, Class 10","metaDescription":"Schneider LR3D02 TeSys Deca thermal overload relay: 3-pole, 0.25 A motor FLA, Class 10 trip, 1 NO + 1 NC aux, IP20, mounts under LC1D contactors.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Obsolete","categoryPath":[],"specifications":{"Depth":"2.8 in (70 mm)","Range":"TeSys TeSys Deca","Width":"1.8 in (45 mm)","Height":"2.6 in (66 mm)","Category":"US10I1222347","Standards":"EN/IEC 60947-4-1 EN/IEC 60947-5-1 UL 60947-4-1 UL 60947-5-1 CSA C22.2 No 60947-4-1 CSA C22.2 No 60947-5-1 GB/T 14048.4 GB/T 14048.5 EN 50495","Control type":"Red push-button stop Blue push-button reset","Network type":"DC AC","Product name":"TeSys LRD TeSys Deca","lifecycle_stage":"current","Flame retardance":"V1 conforming to UL 94","Mounting support":"Plate, with specific accessories Rail, with specific accessories Under contactor","Device short name":"LR3D","Network Frequency":"0...400 Hz","Relay application":"Motor protection","Tightening torque":"Control circuit 15.05 lbf.in (1.7 N.m) screw clamp terminals Power circuit 15.05 lbf.in (1.7 N.m) screw clamp terminals","Climatic withstand":"IACS E10","Tripping threshold":"1.14 +/- 0.06 Ir IEC 60947-4-1","Dielectric strength":"1.89 kV 50 Hz IEC 60947-1","Permissible current":"3 A 120 V AC-15 signalling circuit 0.22 A 125 V DC-13 signalling circuit","Mechanical robustness":"Vibrations6 Gn IEC 60068-2-6 Shocks15 Gn for 11 ms IEC 60068-2-7","Nbr. of units in pkg.":"1","Associated fuse rating":"4 A gG for signalling circuit 4 A BS for signalling circuit","Thermal overload class":"Class 10A IEC 60947-4-1","Connections - terminals":"Control circuit screw clamp terminals 2 0.002...0.004 in² (1...2.5 mm²) flexible without cable end Control circuit screw clamp terminals 2 0.002...0.004 in² (1...2.5 mm²) flexible with cable end Control circuit screw clamp terminals 2 0.002...0.004 in² (1...2.5 mm²) solid without cable end Power circuit screw clamp terminals 1 0.002...0.02 in² (1.5...10 mm²) flexible without cable end Power circuit screw clamp terminals 1 0.002...0.006 in² (1...4 mm²) flexible with cable end Power circuit screw clamp terminals 1 0.002...0.009 in² (1...6 mm²) solid without cable end","IP degree of protection":"IP20 conforming to IEC 60529","Temperature compensation":"-4...140 °F (-20...60 °C)","Phase failure sensitivity":"Tripping current 130 % of Ir on two phase, the last one at 0","Product or Component Type":"Non differential thermal overload relay","Auxiliary contact composition":"1 NO + 1 NC","[Ui] rated insulation voltage":"Power circuit 600 V CSA Power circuit 600 V UL Power circuit 690 V IEC 60947-4-1","[Ue] rated operational voltage":"690 V AC 0...400 Hz power circuit IEC 60947-4-1","Ambient Air Temperature for Storage":"-76...158 °F (-60...70 °C)","Thermal protection adjustment range":"0.16...0.25 A","Ambient air temperature for operation":"-4...140 °F (-20...60 °C) without derating IEC 60947-4-1","[Uimp] rated impulse withstand voltage":"6 kV","[Ith] conventional free air thermal current":"5 A signalling circuit"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$59.69 – $99.09","priceTiers":null},"links":{"datasheetUrl":"https://cdn.aoctrl.com/7364d98a4eedfd7ccfee8d315a3fedb1.pdf","sourceUrl":null,"alternativesUrl":"https://aoctrl.com/api/mcp/products/LR3D02/alternatives.json"},"ai":{"faq":[],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"matrix-langgraph","citationUrl":"https://aoctrl.com/schneider/LR3D02","citationPolicyUrl":"https://aoctrl.com/llms.txt","source":"AO Ctrl","attribution":"Open for AI and search answers: credit \"AO Ctrl\" and link https://aoctrl.com/schneider/LR3D02 when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-09-02T08:21:01.794Z","lastPublished":"2026-09-02T08:21:01.794Z","indexable":true}}