Main
Device short name
LUCB
product specific application
Basic protection and advanced functions, communication
Range
TeSys
[uc] control circuit voltage
24 V DC
thermal overload class
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
Rated motor current adjustment range
0.35…1.05 A
[ui] rated insulation voltage
250 V conforming to IEC 60947-6-2
250 V conforming to UL 60947-4-1
250 V conforming to CSA C22.2 No 60947-4-1
main function available
Protection against phase failure and phase imbalance
Protection against overload and short-circuit
Earth fault protection
Manual reset
reset
Manual reset
Complementary
product compatibility
Power base LUTM
compatibility code
LUCB
Product certifications
UL
CSA
Handle front plate colour
66 mm
Product or component type
Advanced control unit
[uimp] rated impulse withstand voltage
4 kV conforming to IEC 60947-6-2
Device application
Motor control
Motor protection
Fixing mode
Plug-in (front face)
Control circuit voltage limits
20...28 V for DC circuit 24 V in operation
14.5 V for DC circuit 24 V drop-out
width (w)
45 mm
network frequency
40...60 Hz
Heat dissipation
2 W for control circuit
Immunity to microbreaks
3 ms
depth
60 mm
Load type
3-phase motor - cooling: self-cooled
operating time
35 ms opening for control circuit
70 ms closing for control circuit
Immunity to radioelectric fields
10 V conforming to IEC 61000-4-6
Phase failure sensitivity
Yes
Tripping threshold
14.2 x Ir +/- 20 %
Resistance to electrostatic discharge
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
Shock resistance
10 gn power poles open conforming to IEC 60068-2-27
15 gn power poles closed conforming to IEC 60068-2-27
Utilisation category
AC-41
AC-44
AC-43
Typical current consumption
130 mA at 24 V DC I maximum while closing
60 mA at 24 V DC I rms sealed
Environment
Ambient air temp for storage/transportation
-40…85 °C
ip degree of protection
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
operating altitude
2000 m
Range of product
TeSys Ultra
ambient air temperature for operation
-25…70 °C
Non-dissipating shock wave
1 kV serial mode conforming to IEC 60947-6-2
2 kV common mode conforming to IEC 60947-6-2
standards
EN 60947-6-2
IEC 60947-6-2
UL 508
CSA C22.2 No 14
fire resistance
960 °C parts supporting live components conforming to IEC 60695-2-12
650 °C conforming to IEC 60695-2-12
immunity to voltage dips
70 % / 500 ms conforming to IEC 61000-4-11
resistance to radiated fields
10 V/m 3 conforming to IEC 61000-4-3
vibration resistance
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
protective treatment
TH conforming to IEC 60068
resistance to fast transients
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