LUCA32B

Schneider Electric

Standard control unit, TeSys Ultra, 8A to 32A, 3P motors, thermal magnetic protection, class 10, coil 24VAC

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  • "TeSys U standard control unit to be inserted in power bases LUB32, LUB38 to form a TeSys U starter controller, for 3-phase motor applications up to 15kW@400V. It provides full protection to motors with a rated current Ir 8-32A (Ir adjustable), overload tripping class 10, short circuit at 13 x Irmax, overcurrent at 14.2 x Ir, phase loss, insulation fault (protection of equipment only). To be used with a 24V AC voltage for the control of the starter (through the control terminals A1/A2 located in the power base). Certified when used in conjunction with a LUB power base (IEC, UL, CSA, CCC, EAC, Marine), Green Premium compliant (RoHS/REACh)."
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Specification Value
Product Certifications CE || UL || CSA || CCC || EAC || ASEFA || ATEX || Marine
Height 66 mm
Net Weight 0.135 kg
Fixing Mode plug-in front face)
[Uimp] Rated Impulse Withstand Voltage 6 kV IEC 60947-6-2
Standards EN 60947-6-2 || IEC 60947-6-2 || UL 60947-4-1, with phase barrier || CSA C22.2 No 60947-4-1, with phase barrier
Typical Current Consumption 220 mA 24 V AC I maximum while closing with LUB32 || 220 mA 24 V AC I maximum while closing with LUB38 || 90 mA 24 V AC I rms sealed with LUB32 || 90 mA 24 V AC I rms sealed with LUB38
[Ui] Rated Insulation Voltage 690 V IEC 60947-6-2 || 600 V UL 60947-4-1 || 600 V CSA C22.2 No 60947-4-1
Compatibility Code LUCA
Control Circuit Voltage Limits 20...26.5 V AC 24 V in operation || 14.5 V AC 24 V drop-out
Operating Time 35 ms opening with LUB32 control circuit || 35 ms opening with LUB38 control circuit || 70 ms closing with LUB32 control circuit || 70 ms closing with LUB38 control circuit
Width 45 mm
Safe Separation Of Circuit 400 V SELV between the control and auxiliary circuits IEC 60947-1 || 400 V SELV between the control or auxiliary circuit and the main circuit IEC 60947-1
Depth 60 mm
Heat Dissipation 3-3 W control circuit with LUB32 || 3-3 W control circuit with LUB38
[Uc] Control Circuit Voltage 24 V AC
[Ue] Rated Operational Voltage 690 V AC
Range Of Product TeSys Ultra
Phase Failure Sensitivity yes
Thermal Protection Adjustment Range 8-32 A
Product Or Component Type standard control unit
Product Name TeSys Ultra
Thermal Overload Class class 10 40-60 Hz -25-70 °C IEC 60947-6-2 || class 10 40-60 Hz -25-70 °C UL 508
Motor Power Kw 15 kW 400...440 V AC 50/60 Hz || 15 kW 500 V AC 50/60 Hz || 18.5 kW 690 V AC 50/60 Hz
Range TeSys
Utilisation Category AC-43 || AC-44 || AC-41
Function Available protection against overload and short-circuit || manual reset || protection against phase failure and phase imbalance || earth fault protection
Tripping Threshold 14.2 x Ir +/- 20 %
Product Compatibility power base LUB32 || power base LUB38 || power base LUB320 || power base LUB380 || reversing contactor breaker LU2B32B
Product Specific Application basic protection requirements for motor starters: overload and short-circuit
Network Frequency 40...60 Hz
Device Application motor control || motor protection
Load Type 3-phase motor self-cooled
Device Short Name LUCA
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