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Range
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TeSys
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Range of product
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TeSys Ultra
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Product name
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TeSys Ultra
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Device short name
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LUCB
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Product or component type
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Advanced control unit
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Device application
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Motor control
Motor protection
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Product specific application
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Basic protection and advanced functions, communication
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Main function available
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Manual reset
Earth fault protection
Protection against phase failure and phase imbalance
Protection against overload and short-circuit
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Product compatibility
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Power base LUB32
Power base LUB38
Power base LUB320
Power base LUB380
Reversing contactor breaker LU2B32BL
Reversing contactor breaker LU2B38BL
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[Ue] rated operational voltage
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690 V AC
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Network frequency
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40...60 Hz
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Load type
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3-phase motor - cooling: self-cooled
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Utilisation category
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AC-43
AC-41
AC-44
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Motor power kW
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15 kW at 400...440 V AC 50/60 Hz
15 kW at 500 V AC 50/60 Hz
18.5 kW at 690 V AC 50/60 Hz
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Rated motor current adjustment range
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8…32 A
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Thermal overload class
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Class 10 - frequency limit: 40…60 Hz - temperature compensation: -25…70 °C conforming to IEC 60947-6-2
Class 10 - frequency limit: 40…60 Hz - temperature compensation: -25…70 °C conforming to UL 508
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Tripping threshold
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14.2 x Ir +/- 20 %
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Phase failure sensitivity
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Yes
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[Uc] control circuit voltage
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24 V DC
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Control circuit voltage limits
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20...27 V for DC circuit 24 V in operation
14.5 V for DC circuit 24 V drop-out
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Typical current consumption
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220 mA at 24 V DC I maximum while closing with LUB32
220 mA at 24 V DC I maximum while closing with LUB38
80 mA at 24 V DC I rms sealed with LUB32
80 mA at 24 V DC I rms sealed with LUB38
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Heat dissipation
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3 W for control circuit with LUB32
3 W for control circuit with LUB38
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Operating time
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35 ms opening with LUB32 for control circuit
35 ms opening with LUB38 for control circuit
70 ms closing with LUB32 for control circuit
70 ms closing with LUB38 for control circuit
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Reset
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Manual reset
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Standards
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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
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Product certifications
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CE
UL
CSA
CCC
EAC
ASEFA
ATEX
Marine
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[Ui] rated insulation voltage
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690 V conforming to IEC 60947-6-2
600 V conforming to UL 60947-4-1
600 V conforming to CSA C22.2 No 60947-4-1
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[Uimp] rated impulse withstand voltage
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6 kV conforming to IEC 60947-6-2
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Safe separation of circuit
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400 V SELV between the control and auxiliary circuits conforming to IEC 60947-1
400 V SELV between the control or auxiliary circuit and the main circuit conforming to IEC 60947-1
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Fixing mode
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Plug-in (front face)
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Width
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45 mm
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Height
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66 mm
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Depth
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60 mm
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Compatibility code
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LUCB
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IP degree of protection
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IP20 front panel and wired terminals conforming to IEC 60947-1
IP20 other faces conforming to IEC 60947-1
IP40 front panel outside connection zone conforming to IEC 60947-1
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Protective treatment
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TH conforming to IEC 60068
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Ambient air temperature for operation
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-25…70 °C
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Ambient air temperature for storage
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-40…85 °C
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Operating altitude
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2000 m
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Fire resistance
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960 °C parts supporting live components conforming to IEC 60695-2-12
650 °C conforming to IEC 60695-2-12
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Shock resistance
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10 gn power poles open conforming to IEC 60068-2-27
15 gn power poles closed conforming to IEC 60068-2-27
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Vibration resistance
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2 gn, 5…300 Hz, power poles open conforming to IEC 60068-2-6
4 gn, 5…300 Hz, power poles closed conforming to IEC 60068-2-6
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Resistance to electrostatic discharge
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8 kV level 3 in open air conforming to IEC 61000-4-2
8 kV level 4 on contact conforming to IEC 61000-4-2
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Resistance to radiated fields
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10 V/m 3 conforming to IEC 61000-4-3
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Resistance to fast transients
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2 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
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Immunity to radioelectric fields
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10 V conforming to IEC 61000-4-6
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Immunity to microbreaks
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3 ms
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Immunity to voltage dips
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70 % / 500 ms conforming to IEC 61000-4-11
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REACh Declaration