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Datasheet generated 2026-10-07
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Schneider Electric Reversing power base, TeSys U, 3P, 38A/690V, coil 110-240V AC/DC LU2B38FU

Schneider Electric · Drives & Controllers · Motor Starters · France · se.com
Part Number
LU2B38FU  ·  HS 8536.50
Schneider Electric Reversing power base, TeSys U, 3P, 38A/690V, coil 110-240V AC/DC LU2B38FU

Schneider Electric LU2B38FU Base mod U with dreieretningsvendere 38A 110-240V.

Technical Specifications

Manufacturer part number (MPN)LU2B38FU
EAN / GTIN3606481493675
Sales unitpcs
Voltage110-240 V
RangeTeSys
Product nameTeSys Ultra
Device short nameLU2B
Product or component typeReversing power base
Device applicationMotor control; Motor protection
Product compatibilityControl unit LUC.X6FU; Control unit LUC.1XFU; Control unit LUC.05FU; Control unit LUC.12FU; Control unit LUC.18FU; Control unit LUC.32FU; Control unit LUC.38FU
Poles description3P
Suitability for isolationYes
[Ue] rated operational voltage690 V AC for power circuit
Network frequency40...60 Hz
[Ith] conventional free air thermal current38 A
[Ie] rated operational current35 A at <= 440 V; 28 A at 500 V; 24 A at 690 V
Utilisation categoryAC-43; AC-41
[Ics] rated service breaking capacity25 kA at 230 V; 25 kA at 440 V; 10 kA at 500 V; 4 kA at 690 V
Auxiliary contact composition1 NO + 1 NC
Auxiliary contacts typetype linked contacts (1 NO + 1 NC) conforming to IEC 60947-4-1; type mirror contact (1 NC) conforming to IEC 60947-1
[Uc] control circuit voltage110...240 V AC 50/60 Hz; 110...220 V DC
Control circuit voltage limits55 V DC drop-out; 55 V AC drop-out; 88...242 V DC in operation; 88...264 V AC in operation
Typical current consumption1000 mA at 110...220 V DC I maximum while closing; 1000 mA at 110...240 V AC I maximum while closing
Heat dissipation3 W for control circuit with LUCA, LUCB, LUCC, LUCD; 1.8 W for control circuit with LUCM
Inrush restraint duration25 ms AC 50/60 Hz; 15 ms DC
Safety reliability levelB10d = 1369863 cycles contactor with nominal load conforming to EN/ISO 13849-1; B10d = 20000000 cycles contactor with mechanical load conforming to EN/ISO 13849-1
Operating time150 ms with change of direction for power circuit; 35 ms opening for control circuit; 75 ms without change of direction for power circuit; 50 ms closing for control circuit
Mechanical durability15 Mcycles
maximum operating rate3600 cyc/h
Product certificationsCE; UL; CSA; CCC; EAC
StandardsEN 60947-6-2; IEC 60947-6-2; UL 60947-4-1, with phase barrier; CSA C22.2 No 60947-4-1, with phase barrier
[Ui] rated insulation voltage690 V conforming to IEC 60947-6-2 (pollution degree 3); 600 V conforming to UL 60947-4-1; 600 V conforming to CSA C22.2 No 60947-4-1
[Uimp] rated impulse withstand voltage6 kV conforming to IEC 60947-6-2
Safe separation of circuit400 V SELV between the control and auxiliary circuits conforming to IEC 60947-1 appendix N; 400 V SELV between the control or auxiliary circuit and the main circuit conforming to IEC 60947-1 appendix N
Fixing modeClipped (DIN rail); Screw-fixed (plate)
Connections - terminalsControl circuit: screw clamp terminals 1 cable(s) 0.34…1.5 mm² flexible with cable end; Control circuit: screw clamp terminals 1 cable(s) 0.75…1.5 mm² flexible without cable end; Control circuit: screw clamp terminals 1 cable(s) 0.75…1.5 mm² rigid; Control circuit: screw clamp terminals 2 cable(s) 0.34…1.5 mm² flexible with cable end; Control circuit: screw clamp terminals 2 cable(s) 0.75…1.5 mm² flexible without cable end; Control circuit: screw clamp terminals 2 cable(s) 0.75…1.5 mm² rigid; Power circuit: screw clamp terminals 1 cable(s) 1…10 mm² rigid; Power circuit: screw clamp terminals 1 cable(s) 1…6 mm² flexible with cable end; Power circuit: screw clamp terminals 1 cable(s) 2.5…10 mm² flexible without cable end; Power circuit: screw clamp terminals 2 cable(s) 1…6 mm² flexible with cable end; Power circuit: screw clamp terminals 2 cable(s) 1…6 mm² rigid; Power circuit: screw clamp terminals 2 cable(s) 1.5…6 mm² flexible without cable end
Tightening torqueControl circuit: 0.8…1.2 N.m flat screwdriver 5 mm; Control circuit: 0.8…1.2 N.m Philips no 1 screwdriver 5 mm; Power circuit: 1.9…2.5 N.m flat screwdriver 6 mm; Power circuit: 1.9…2.5 N.m Philips No 2 screwdriver 6 mm; Power circuit: 1.9…2.5 N.m pozidriv No 2 screwdriver 6 mm
Width45 mm
Height224 mm
Depth126 mm
Product weight1.27 kg
Compatibility codeLU2B
IP degree of protectionIP20 conforming to IEC 60947-1 (front panel and wired terminals); IP20 conforming to IEC 60947-1 (other faces); IP40 conforming to IEC 60947-1 (front panel outside connection zone)
Protective treatmentTH conforming to IEC 60068
Ambient air temperature for operation-25…60 °C with LUCM; -25…70 °C with LUCA, LUCB, LUCC, LUCD
Ambient air temperature for storage-40…85 °C
Fire resistance960 °C parts supporting live components conforming to IEC 60695-2-12; 650 °C conforming to IEC 60695-2-12
Operating altitude2000 m
Shock resistance10 gn power poles open conforming to IEC 60068-2-27; 15 gn power poles closed conforming to IEC 60068-2-27
Vibration resistance2 gn (f= 5…300 Hz) power poles open conforming to IEC 60068-2-27; 4 gn (f= 5…300 Hz) power poles closed conforming to IEC 60068-2-27
Resistance to electrostatic discharge8 kV level 3 in open air conforming to IEC 61000-4-2; 8 kV level 4 on contact conforming to IEC 61000-4-2
Non-dissipating shock wave1 kV serial mode conforming to IEC 60947-6-2; 2 kV common mode conforming to IEC 60947-6-2
Resistance to fast transients2 kV class 3 serial link conforming to IEC 61000-4-4; 4 kV class 4 all circuits except for serial link conforming to IEC 61000-4-4
Resistance to radiated fields10 V/m 3 conforming to IEC 61000-4-3
Immunity to radioelectric fields10 V conforming to IEC 61000-4-6
Immunity to microbreaks3 ms for control circuit
Immunity to voltage dips70 % / 500 ms conforming to IEC 61000-4-11
Number of Units in Package 11
Number of Units in Package 22
Country of originFR
Warranty (in months)18
With transformerNo
Rated operation power at AC-3, 400 V18.5 kW
Number of command positions3
Number of auxiliary contacts as normally open contact1
Number of auxiliary contacts as normally closed contact1
Suitable for emergency stopNo
Rated operation current Ie38 A
Supporting protocol for LONNo
Supporting protocol for TCP/IPNo
Supporting protocol for ASINo
Supporting protocol for PROFIBUSNo
Supporting protocol for CANNo
Supporting protocol for INTERBUSNo
Supporting protocol for ModbusNo
Supporting protocol for Data-HighwayNo
Supporting protocol for DeviceNetNo
Supporting protocol for SUCONETNo
Supporting protocol for other bus systemsNo
External reset possibleNo
Suitable for rail mountingYes
Rated control supply voltage AC 50 Hz110–240 V
Rated control supply voltage AC 60 Hz110–240 V
Rated control supply voltage DC110–220 V
Degree of protection (IP)IP20
Supporting protocol for SERCOSNo
Supporting protocol for INTERBUS-SafetyNo
With short-circuit releaseYes
With fuseNo
Type of electrical connection of main circuitScrew connection
Supporting protocol for AS-Interface Safety at WorkNo
Supporting protocol for DeviceNet SafetyNo
Supporting protocol for EtherNet/IPNo
Supporting protocol for Foundation FieldbusNo
Supporting protocol for PROFINET CBANo
Supporting protocol for PROFINET IONo
Supporting protocol for PROFIsafeNo
Supporting protocol for SafetyBUS pNo
Voltage type for actuatingAC/DC
Type of motor starterReversing starter
Rated operation power at AC-3, 230 V, 3-phase9 kW
Rated power, 460 V, 60 Hz, 3-phase18.5 kW
Rated power, 575 V, 60 Hz, 3-phase18.5 kW
Rated operation current at AC-3, 400 V38 A
Ambient temperature, upper operating limit70 °C
Rated conditional short-circuit current, type 2, 400 V25000 A
Rated conditional short-circuit current, type 2, 230 V25000 A
Rated conditional short-circuit current, type 1, 480 Y/277 V10000 A
Rated conditional short-circuit current, type 1, 600 Y/347 V4000 A
Coordination class according to IEC 60947-4-3Class 2

Properties

MOQ1

Cross-References

Attached Documents