{"product_id":"lr2d3557","title":"LR2D3557 Schneider Electric Thermal Overload Relay","description":"\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Voltage Rating:\u003c\/strong\u003e 1000 V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmbient Air Temperature For Storage:\u003c\/strong\u003e -60-70°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmbient Air Temperature For Operation:\u003c\/strong\u003e -20-60°C without derating IEC 60947-4-1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePhase Failure Sensitivity:\u003c\/strong\u003e tripping current 130 % of Ir on two phase, the last one at 0\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNetwork Frequency:\u003c\/strong\u003e 0 to 400 Hz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Operating Temperature:\u003c\/strong\u003e 140 Degrees F\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003eLR2D3557\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eSchneider Electric\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAuxiliary Contact Form\u003c\/td\u003e\n\u003ctd\u003e1NC\/1NO\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMinimum Overload Relay Current Setting\u003c\/td\u003e\n\u003ctd\u003e37 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Overload Relay Current Setting\u003c\/td\u003e\n\u003ctd\u003e50 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTrip Class\u003c\/td\u003e\n\u003ctd\u003e20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOverload Protection Type\u003c\/td\u003e\n\u003ctd\u003eThermal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDepth\u003c\/td\u003e\n\u003ctd\u003e121 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth\u003c\/td\u003e\n\u003ctd\u003e75 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight\u003c\/td\u003e\n\u003ctd\u003e100 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eItem\u003c\/td\u003e\n\u003ctd\u003eThermal Overload Relay\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Voltage Rating\u003c\/td\u003e\n\u003ctd\u003e1000 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStandards\u003c\/td\u003e\n\u003ctd\u003eEN\/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\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAmbient Air Temperature For Storage\u003c\/td\u003e\n\u003ctd\u003e-60-70°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRange\u003c\/td\u003e\n\u003ctd\u003eTeSys\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlame Retardance\u003c\/td\u003e\n\u003ctd\u003eV1 conforming to UL 94\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNetwork Type\u003c\/td\u003e\n\u003ctd\u003eDC || AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAssociated Fuse Rating\u003c\/td\u003e\n\u003ctd\u003e4 A gG signalling circuit || 4 A BS signalling circuit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Compatibility\u003c\/td\u003e\n\u003ctd\u003eLC1D80 || LC1D95\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Or Component Type\u003c\/td\u003e\n\u003ctd\u003edifferential thermal overload relay\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePermissible Current\u003c\/td\u003e\n\u003ctd\u003e0.72 A 500 V AC-15 signalling circuit || 0.06 A 440 V DC-13 signalling circuit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Certifications\u003c\/td\u003e\n\u003ctd\u003eIEC || UL || CSA || EAC || DNV-GL || LROS (Lloyds register of shipping) || UKCA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelay Application\u003c\/td\u003e\n\u003ctd\u003emotor protection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDevice Short Name\u003c\/td\u003e\n\u003ctd\u003eLR2D\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTightening Torque\u003c\/td\u003e\n\u003ctd\u003econtrol circuit 1.7 N.m screw clamp terminals || power circuit 9 N.m screw clamp terminals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClimatic Withstand\u003c\/td\u003e\n\u003ctd\u003eIACS E10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDielectric Strength\u003c\/td\u003e\n\u003ctd\u003e2.2 kV 50 Hz IEC 60947-1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Name\u003c\/td\u003e\n\u003ctd\u003eTeSys LRD || TeSys Deca\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnections - Terminals\u003c\/td\u003e\n\u003ctd\u003epower circuit screw clamp terminals 1 4-35 mm² flexible without cable end || power circuit screw clamp terminals 1 4-35 mm² flexible with cable end || power circuit screw clamp terminals 1 4-35 mm² solid without cable end || control circuit screw clamp terminals 2 1-2.5 mm² flexible without cable end || control circuit screw clamp terminals 2 1-2.5 mm² flexible with cable end || control circuit screw clamp terminals 2 1-2.5 mm² solid without cable end\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTripping Threshold\u003c\/td\u003e\n\u003ctd\u003e1.14 +\/- 0.06 Ir IEC 60947-4-1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAmbient Air Temperature For Operation\u003c\/td\u003e\n\u003ctd\u003e-20-60°C without derating IEC 60947-4-1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMechanical Robustness\u003c\/td\u003e\n\u003ctd\u003evibrations6 Gn IEC 60068-2-6 || shocks15 Gn for 11 ms IEC 60068-2-7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eControl Type\u003c\/td\u003e\n\u003ctd\u003eRed push-button stop || Blue push-button reset\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePhase Failure Sensitivity\u003c\/td\u003e\n\u003ctd\u003etripping current 130 % of Ir on two phase, the last one at 0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNetwork Frequency\u003c\/td\u003e\n\u003ctd\u003e0 to 400 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThermal Overload Class\u003c\/td\u003e\n\u003ctd\u003eclass 20 IEC 60947-4-1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThermal Protection Adjustment Range\u003c\/td\u003e\n\u003ctd\u003e37-50 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConventional Free Air Thermal Current\u003c\/td\u003e\n\u003ctd\u003e5 A signalling circuit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Style\u003c\/td\u003e\n\u003ctd\u003eplate, with specific accessories || rail, with specific accessories || under contactor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Operating Temperature\u003c\/td\u003e\n\u003ctd\u003e140 Degrees F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Insulation Voltage\u003c\/td\u003e\n\u003ctd\u003epower circuit 600 V CSA || power circuit 600 V UL || power circuit 690 V IEC 60947-4-1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIP Rating\u003c\/td\u003e\n\u003ctd\u003eIP20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMinimum Operating Temperature\u003c\/td\u003e\n\u003ctd\u003e-4 Degrees F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Operational Voltage\u003c\/td\u003e\n\u003ctd\u003e1000 V AC 0 to 400 Hz power circuit IEC 60947-4-1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTrip Clss\u003c\/td\u003e\n\u003ctd\u003e20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Schneider Electric LR2D3557 is a differential thermal overload relay. This type of relay protects motors and other equipment from damage caused by excessive current by using a bimetallic strip to open a circuit when an overload condition occurs. It has a maximum voltage rating of 1000 V and complies with 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, and CSA C22.2 No 60947-5-1 standards.\u003c\/p\u003e","brand":"Schneider Electric","offers":[{"title":"Default Title","offer_id":54074930725077,"sku":"LR2D3557","price":173.67,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0811\/9091\/2213\/files\/LR2D3557.jpg?v=1781979596","url":"https:\/\/proreplacementparts.com\/products\/lr2d3557","provider":"Pro Replacement Parts","version":"1.0","type":"link"}