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- USA
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- USA
- CAN
Ships within 48 hours · Estimated delivery Jul 7 - Jul 12
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Description
LUCB12FUMain Range TeSys Product name TeSys U Device short name LUCB Product or component type Advanced control unit Product specific application Basic protection and advanced functions, communication Product compatibility LUFV2 LUFDA01 LUFDH11 LUFN.. LUFC00 LUFDA10 LUFW10 Utilisation category AC 43 AC 44 AC 41 Motor power kW 9 kW at 690 V AC 50 60 Hz 5. 5 kW at 400 440 V AC 50 60 Hz 5. 5 kW at 500 V AC 50 60 Hz Thermal protection adjustment range 312 A [Uc]
Main
| Range | TeSys |
| Product name | TeSys U |
| Device short name | LUCB |
| Product or component type | Advanced control unit |
| Product specific application | Basic protection and advanced functions, communication |
| Product compatibility | LUFV2 LUFDA01 LUFDH11 LUFN.. LUFC00 LUFDA10 LUFW10 |
| Utilisation category | AC-43 AC-44 AC-41 |
| Motor power kW | 9 kW at 690 V AC 50/60 Hz 5.5 kW at 400...440 V AC 50/60 Hz 5.5 kW at 500 V AC 50/60 Hz |
| Thermal protection adjustment range | 3…12 A |
| [Uc] control circuit voltage | 110...220 V DC 110...240 V AC |
| 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 |
Complementary
| Main function available | Earth fault protection Protection against phase failure and phase imbalance Protection against overload and short-circuit Manual reset |
| Mounting mode | Plug-in |
| Mounting location | Front side |
| Control circuit voltage limits | 88...242 V for DC circuit 110...220 V in operation 88...264 V for AC circuit 110...240 V in operation |
| Typical current consumption | 25 mA at 110...240 V AC I rms sealed with LUB12 25 mA at 110...240 V AC I rms sealed with LUB32 280 mA at 110...220 V DC I maximum while closing with LUB12 280 mA at 110...220 V DC I maximum while closing with LUB32 280 mA at 110...240 V AC I maximum while closing with LUB12 280 mA at 110...240 V AC I maximum while closing with LUB32 35 mA at 110...220 V DC I rms sealed with LUB12 35 mA at 110...220 V DC I rms sealed with LUB32 |
| Operating time | 35 ms opening with LUB12 for control circuit 35 ms opening with LUB32 for control circuit 50 ms closing with LUB12 for control circuit 50 ms closing with LUB32 for control circuit |
| Load type | 3-phase motor - cooling: self-cooled |
| Tripping threshold | 14.2 x Ir +/- 20 % |
| [Ui] rated insulation voltage | 600 V conforming to UL 508 690 V conforming to IEC 60947-1 600 V conforming to CSA C22.2 No 14 |
| [Uimp] rated impulse withstand voltage | 6 kV IEC 60947-6-2 |
| Safe separation of circuit | 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 |
Environment
| Heat dissipation | 2 W for control circuit with LUB12 3 W for control circuit with LUB32 |
| Immunity to microbreaks | 3 ms |
| Immunity to voltage dips | 70 % / 500 ms conforming to IEC 61000-4-11 |
| Standards | UL 508 type E, with phase barrier EN 60947-6-2 IEC 60947-6-2 CSA C22.2 No 14 type E |
| Product certifications | ABS GOST CCC ATEX CSA BV GL DNV LROS (Lloyds register of shipping) ASEFA UL |
| 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 |
| Protective treatment | TH conforming to IEC 60068 |
| Ambient air temperature for operation | -25…70 °C |
| Ambient air temperature for storage | -40…85 °C |
| Operating altitude | 2000 m |
| Fire resistance | 960 °C parts supporting live components conforming to IEC 60695-2-12 650 °C conforming to IEC 60695-2-12 |
| Shock resistance | 10 gn power poles open conforming to IEC 60068-2-27 15 gn power poles closed conforming to IEC 60068-2-27 |
| 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 |
| 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 |
| Non-dissipating shock wave | 1 kV serial mode conforming to IEC 60947-6-2 2 kV common mode conforming to IEC 60947-6-2 |
| Resistance to radiated fields | 10 V/m 3 conforming to IEC 61000-4-3 |
| 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 |
| Immunity to radioelectric fields | 10 V conforming to IEC 61000-4-6 |
Offer Sustainability
| Sustainable offer status | Green Premium product |
| REACh Regulation | REACh Declaration |
| EU RoHS Directive | Compliant EU RoHS Declaration |
| Mercury free | Yes |
| RoHS exemption information | Yes |
| China RoHS Regulation | China RoHS declaration |
| Environmental Disclosure | Product Environmental Profile |
| Circularity Profile | End of Life Information |
| WEEE | The product must be disposed on European Union markets following specific waste collection and never end up in rubbish bins |
Contractual warranty
| Warranty | 18 months |
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.1 ★★★★★
Based on 864 reviews
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Product Reviews
★★★★★ 5
Soft, Cool, and Comfortable for Everyday Sleep
Color: White, Size: Queen Size Set of 2
These pillows feel soft and comfortable without being too firm. I like that they stay cool during the night, and the cotton fabric gives them a nice hotel-style feel. So far, they’ve kept their shape well and feel great for everyday use.”
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 18, 2026
★★★★★ 5
Excellent
Color: White, Size: Queen Size Set of 2, Color: White, Size: Queen Size Set of 2
They are super comfortable and soft, I like them very much since after I use them I sleep better and I no longer wake up with an uncomfortable neck, they keep the shape well and the quality feels very good. 😍😍
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 16, 2026
★★★★★ 5
Best Pillow Ever! Highly recommend!
Color: White, Size: Queen Size Set of 2
These are the best pillows I’ve ever had! I have slept better than I’ve slept in years! I sleep longer and more sound. They are the perfect size and fluffiness but allow for easy movement. Absolutely highly recommend!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 12, 2026
★★★★★ 5
True luxury
Color: White, Size: King Size Set of 2, Color: White, Size: King Size Set of 2
These pillows were better than expected, truly feels like a luxury. I normally wake up multiple times due to me feeling hot and ever since I switched, I feel comfortable and cooling.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 13, 2026
★★★★★ 5
Soft and Restful Sleep
Color: White, Size: Queen Size Set of 2
I’ve been using this set of pillows and I really like the comfort they provide. They are soft to the touch but still offer the right support for my neck and head, helping me sleep more relaxed and wake up without tension. They also feel cool throughout the night, making my rest more comfortable and uninterrupted. I love this pillows!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 13, 2026
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