Main rangeTeSys product nameTeSys LRF device short nameLR9F product or component typeElectronic thermal overload relay relay applicationMotor protection product compatibilityLC1F400...LC1F630LC1F800 network typeAC thermal overload classClass 10 conforming to IEC 60947-4 thermal protection adjustment range380...630 A signalling functionPre-alarm indicator Complementary network frequency50/60 Hz supply voltage limits17...32 V mounting supportPlateDirect on contactor tripping threshold1.12 +/- 0.06 In tripping conforming to IEC 60947-4-1 surge withstand4 kV conforming to IEC 61000-4-5 contacts type and composition1 NO + 1 NC [Ith] conventional free air thermal current5 A for control circuit [Ue] rated operational voltage1000 V AC 50/60 Hz for power circuit conforming to VDE 0110 group C [Ui] rated insulation voltage1000 V AC power circuit conforming to IEC 60947-4 [Uimp] rated impulse withstand voltage8 kV conforming to IEC 60947-1 phase failure sensitivityTripping in 4 s +/- 20 % conforming to IEC 60947-4-1 resetManual reset control typeDial white full-load current adjustmentTest button redPush-button red resetPush-button stop local signallingTrip indicator temperature compensation-20...70 °C current consumption<= 5 mA no-load switching capacity for alarm0...150 mA voltage drop2.5 V closed state connections - terminalsControl circuit : screw clamp terminals 1 cable 0.75...2.5 mm² - cable stiffness: solidControl circuit : screw clamp terminals 2 cable 1 mm² - cable stiffness: solidControl circuit : screw clamp terminals 1 cable 0.75...2.5 mm² - cable stiffness: flexible - with cable end cable endControl circuit : screw clamp terminals 1 cable 0.75...4 mm² - cable stiffness: flexible - without cable end cable endControl circuit : screw clamp terminals 2 cable 1...1.5 mm² - cable stiffness: flexible - with cable end cable endControl circuit : screw clamp terminals 2 cable 1...2.5 mm² - cable stiffness: flexible - without cable end cable endPower circuit : lugs-ring terminals M12 tightening torqueControl circuit : 1.2 N.m - on screw clamp terminalsPower circuit : 58 N.m - on screw clamp terminals height228.8 mm width193 mm depth127.6 mm product weight4.16 kg Environment standardsEN 60947-4-1IEC 60255-17IEC 60255-8IEC 60947-4-1VDE 0660 product certificationsCSAUL protective treatmentTH IP degree of protectionIP20 conforming to IEC 60529 ambient air temperature for operation-20...55 °C conforming to IEC 60255-8 ambient air temperature for storage-40...85 °C operating altitude<= 2000 m without derating fire resistance850 °C conforming to IEC 60695-2-1 mechanical robustnessShocks 13 Gn for 11 ms conforming to IEC 60068-2-7Vibrations 5...300 Hz 2 Gn conforming to IEC 60068-2-6 dielectric strength6 kV at 50 Hz conforming to IEC 255-5 electromagnetic compatibilityRadiated radio-frequency electromagnetic field immunity test 10 V/m conforming to IEC 61000-4-3Resistance to electrostatic discharge 6 kV in indirect mode conforming to IEC 61000-4-2Resistance to electrostatic discharge 8 kV in air conforming to IEC 61000-4-2Fast transients immunity test 2 kV conforming to IEC 61000-4-4 Offer Sustainability Sustainable offer statusGreen Premium product RoHS (date code: YYWW) REACh Product environmental profile Product end of life instructions Contractual warranty Warranty period18 months
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CatalogueSizeAdd to My DocumentsTeSys catalogue - 2019 - 2020 - chapter A6 - Circuit breaker + contactor coordination tables and design guidelines (Version 6.0)TeSys catalogue - 2019 - 2020 - chapter B9 high power contactors TeSys F,V, FG, CR1F (Version 7.0)CADSizeAdd to My DocumentsTeSys F Compensated and differential overload relays Class 10 for mounting on contactor or independent mounting (Version 1.0)CAD files for LR9F7381: TeSys F Compensated and differential overload relays Class 10 for mounting on contactor or independant mounting (Version 1.0)CertificateSizeAdd to My DocumentsInstruction sheetSizeAdd to My DocumentsDeclaration of conformitySizeAdd to My DocumentsEnd of Life InformationSizeAdd to My Documents
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