TeSys LRD thermal overload relays - 37...50 A - class 20Show more characteristics >
Product availabilityStock - Normally stocked in distribution facility
Main rangeTeSys product nameTeSys LRD product or component typeDifferential thermal overload relay device short nameLR2D relay applicationMotor protection product compatibilityLC1D80LC1D95 network typeACDC thermal protection adjustment range37...50 A [Ui] rated insulation voltage600 V power circuit conforming to CSA600 V power circuit conforming to UL690 V power circuit conforming to IEC 60947-4-1 Complementary network frequency0...400 Hz mounting supportPlate with specific accessoriesRail with specific accessoriesUnder contactor tripping threshold1.14 +/- 0.06 Ir conforming to IEC 60947-4-1 [Ith] conventional free air thermal current5 A for signalling circuit permissible current0.72 A at 500 V AC-15 for signalling circuit0.06 A at 440 V DC-13 for signalling circuit System Voltage690 V AC 0...400 Hz [Uimp] rated impulse withstand voltage6 kV phase failure sensitivityTripping current 130 % of Ir on two phase, the last one at 0 control typeRed push-button stopBlue push-button for reset mode temperature compensation-4...140 °F (-20...60 °C) connections - terminalsPower circuit : screw clamp terminals 1 cable(s) 4...35 mm² flexible without cable endPower circuit : screw clamp terminals 1 cable(s) 4...35 mm² flexible with cable endPower circuit : screw clamp terminals 1 cable(s) 4...35 mm² solid without cable endControl circuit : screw clamp terminals 2 cable(s) 1...2.5 mm² flexible without cable endControl circuit : screw clamp terminals 2 cable(s) 1...2.5 mm² flexible with cable endControl circuit : screw clamp terminals 2 cable(s) 1...2.5 mm² solid without cable end tightening torqueControl circuit : 1.7 N.m on screw clamp terminalsPower circuit : 9 N.m on screw clamp terminals height3.94 in (100 mm) width2.95 in (75 mm) depth4.76 in (121 mm) product weight1.18 lb(US) (0.535 kg) Environment protective treatmentTH conforming to IEC 60068 IP degree of protectionIP20 conforming to IEC 60529 ambient air temperature for operation-4...140 °F (-20...60 °C) without derating conforming to IEC 60947-4-1 ambient air temperature for storage-76...158 °F (-60...70 °C) flame retardanceV1 conforming to UL 94 mechanical robustnessVibrations 6 Gn IEC 60068-2-6Shocks 15 Gn for 11 ms IEC 60068-2-7 dielectric strength6 kV at 50 Hz conforming to IEC 60255-5 standardsATEX D 94/9/CEEN 60947-4-1EN 60947-5-1IEC 60947-4-1IEC 60947-5-1UL 508CSA C22.2 No 14 product certificationsATEX INERISBVCCCCSADNVGLGOSTLROS (Lloyds register of shipping)RINAUL Ordering and shipping details Category22347 - CONTACTOR,D-LINE,OVERLOADS-NEW Discount ScheduleI12 GTIN00785901258490 Nbr. of units in pkg.1 Package weight(Lbs)1.1599999999999999 ReturnabilityY Country of originFR Offer Sustainability Sustainable offer statusGreen Premium product RoHS (date code: YYWW) REACh Product environmental profileAvailable Product end of life instructionsAvailable California proposition 65WARNING: This product can expose you to chemicals including: - - - - - - - Substance 1Antimony oxide & Antimony trioxide, which is known to the State of California to cause cancer. - - - - - - - More informationFor more information go to www.p65warnings.ca.gov Contractual warranty Warranty period18 months
Documents and DownloadsLanguage
CatalogSizeAdd to My DocumentsDigest 178 Catalog 18: Contactors and Starters-IEC (Version 1.0)CADSizeAdd to My DocumentsCAD for LR2D3557: TeSys LRD thermal overload relays - 37...50 A - class 20 (Version 1.0)Thermal overload\Bi-metal motor, type LR2D3.. (Version 1.0)TeSys LRD thermal overload relays - 17...25 A - class 20 (Version 1.0)Thermal overload\Bi-metal motor, type LR2D3.. (Version 1.0)CAD file (on TraceParts) for LR2D3557: TeSys LRD thermal overload relays - 37...50 A - class 20 (Version 2.0)Thermal overload\Bi-metal motor, type LR2D3.. (Version 1.0)
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