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Schneider LR3D Thermal Relay - TeSys D, 12 - 18A

Schneider Electric · Electrical Components · Overload Relays · France · se.com
Part Number
LR3D318  ·  HS 8536.49
Schneider LR3D Thermal Relay - TeSys D, 12 - 18A

Schneider LR3D Thermal Relay. Contactors and thermal relays (Electrical Engineering / Components for panels and boxes). Principal data: series TeSys D, setting range 12 to 18 A. Supplied under manufacturer part number LR3D318, EAN 3389119215886, HS code 8536.49, country of origin France.

Technical Specifications

Product typeContactors and thermal relays
Product groupComponents for panels and boxes
SeriesTeSys D
Setting range12 to 18 A
Carbon footprint (EPD)4.3397 kg CO2e per pcs
Country of originFrance
Customs tariff code (EU CN)85364900
HS code8536.49
Manufacturer part numberLR3D318
RangeTeSys; TeSys Deca
Product nameTeSys LRD; TeSys Deca
Product or component typeNon differential thermal overload relay
Device short nameLR3D
Relay applicationMotor protection
Product compatibilityLC1D50A; LC1D65A; LC1D40A
Network typeDC; AC
Thermal overload classClass 10A conforming to IEC 60947-4-1
Thermal protection adjustment range12…18 A
[Ui] rated insulation voltagePower circuit: 600 V conforming to CSA; Power circuit: 600 V conforming to UL; Power circuit: 690 V conforming to IEC 60947-4-1
Network frequency0...400 Hz
Mounting supportPlate, with specific accessories; Rail, with specific accessories; Under contactor
Tripping threshold1.14 +/- 0.06 Ir conforming to IEC 60947-4-1
Auxiliary contact composition1 NO + 1 NC
[Ith] conventional free air thermal current5 A for signalling circuit
Permissible current0.95 A at 380 V AC-15 for signalling circuit; 0.06 A at 440 V DC-13 for signalling circuit
[Ue] rated operational voltage690 V AC 0...400 Hz for power circuit conforming to IEC 60947-4-1
Associated fuse rating4 A gG for signalling circuit; 4 A BS for signalling circuit
[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: stop; Blue push-button: reset
Temperature compensation-20…60 °C
Connections - terminalsControl circuit: screw clamp terminals 2 cable(s) 1…2.5 mm² flexible without cable end; Control circuit: screw clamp terminals 2 cable(s) 1…2.5 mm² flexible with cable end; Control circuit: screw clamp terminals 2 cable(s) 1…2.5 mm² solid without cable end; Power circuit: EverLink BTR screw connectors 1 cable(s) 1…35 mm² flexible without cable end; Power circuit: EverLink BTR screw connectors 1 cable(s) 1…35 mm² flexible with cable end; Power circuit: EverLink BTR screw connectors 1 cable(s) 1…35 mm² solid without cable end
Tightening torqueControl circuit: 1.7 N.m - on screw clamp terminals; Power circuit: 5 N.m - on EverLink BTR screw connectors
Height70 mm
Width55 mm
Depth123 mm
Product weight0.375 kg
Climatic withstandconforming to IACS E10
IP degree of protectionIP20 conforming to IEC 60529
Ambient air temperature for operation-20…60 °C without derating conforming to IEC 60947-4-1
Ambient air temperature for storage-60…70 °C
Flame retardanceV1 conforming to UL 94
Mechanical robustnessShocks: 15 Gn for 11 ms conforming to IEC 60068-2-7; Vibrations: 4 gn conforming to IEC 60068-2-6
Dielectric strength1.89 kV at 50 Hz conforming to IEC 60947-1
StandardsEN/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
Product certificationsIEC; UL; CSA; CCC; EAC; DNV-GL; RMRS; EU-RO MR; LROS (Lloyds register of shipping); UKCA
Number of Units in Package 11
Warranty (in months)18
EAN3389119215886

Properties

MOQ1

Cross-References

Attached Documents