SKU: 71059829714

LIVE Electrical RKB140C-030 40A 1P+N C Curve 6kA 30mA Type B Bi-Directional Compact RCBO

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Description

LIVE Electrical RKB140C-030 40A 1P+N C Curve 6kA 30mA Type B Bi-Directional Compact RCBOLIVE Electrical RKB140C 030 40A 1P+N Type B RCBO C Curve 30mA 6kA Bi Directional Product Overview The LIVE Electrical RKB140C 030 Type B RCBO is a high capacity, single module residual current breaker with overcurrent protection, designed to provide advanced circuit safety in demanding modern electrical installations. It offers comprehensive protection against overload currents, short circuits and earth leakage faults, while supporting systems that

LIVE Electrical RKB140C-030 40A 1P+N Type B RCBO C Curve 30mA 6kA Bi-Directional

Product Overview

The LIVE Electrical RKB140C-030 Type B RCBO is a high-capacity, single-module residual current breaker with overcurrent protection, designed to provide advanced circuit safety in demanding modern electrical installations. It offers comprehensive protection against overload currents, short circuits and earth leakage faults, while supporting systems that generate complex electrical waveforms.

This Type B RCBO is engineered to detect AC, pulsating DC and smooth DC residual currents, ensuring reliable protection where conventional RCBOs may be unsuitable. Its bi-directional power flow capability makes it particularly well suited to renewable energy systems and installations incorporating power electronics.

Featuring a C-curve tripping characteristic, the RKB140C-030 is ideal for circuits with higher inrush currents such as EV charging equipment, solar PV inverters and heat pumps. Rated at 40A, with a 30mA residual current sensitivity and a 6kA breaking capacity, it delivers robust, standards-compliant circuit protection.

Key Features & Benefits

  • Type B RCBO for detection of AC, pulsating DC and smooth DC residual currents
  • C-curve tripping suitable for circuits with high inrush current demands
  • Compact single-module design to maximise space within consumer units
  • Bi-directional supply capability for modern energy systems
  • Combined protection against overload, short circuit and earth leakage
  • 30mA sensitivity for enhanced personal and equipment protection
  • Ideal for EV chargers, solar PV systems, heat pumps and inductive loads

Technical Specification

  • Poles: 1P+N
  • Rated Current (In): 40A
  • Tripping Curve: C
  • Rated Frequency: 50/60Hz
  • Rated Operating Voltage: 230/240V~
  • Insulation Voltage (Ui): 500V
  • Impulse Withstand Voltage (Uimp): 4kV (1.2/50µs)
  • Residual Current Sensitivity: 30mA
  • Breaking Capacity: 6kA
  • Device Type: Type B
  • Maximum Terminal Cable Size: 16mm²
  • Terminal Torque: 2.0Nm
  • Ingress Protection: IP20
  • Direction of Supply: Bi-Directional
  • Standards: IEC/EN 61009-1, IEC/EN 62423

Downloads

Data Sheet:
Click here to download the RKB Type B single-module RCBO data sheet

LIVE Electrical Catalogue:
Click here to view the LIVE Electrical catalogue

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. 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
SKU: 71059829714

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Sariah
Pawtucket, US
★★★★★ 5
This is SO helpful for Dyshidrotic Dermantitis
Size: 6.76 Ounce (Pack of 1)
I have dyshidrotic dermatitis and this helps me with the dryness and itchy feet. It is pretty greasy but I have to keep socks on so I don't care. It works the best if you use it twice a day but still works well once a day.
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Reviewed in the United States on May 21, 2026
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Mimi D.
Battle Creek, US
★★★★★ 5
A rich moisturizer that doesn’t feel heavy!
Size: 13.5 Ounce (Pack of 1)
I bought this because the skin on my face is very reactive and has also been very dry and I wanted to try something that was a little more rich than the moisturizer I was using. I liked that this is for face and body so it comes in a bigger size than typical face moisturizers come in. I have been using it for about a week and have noticed a reduction in flakiness and my sensitive skin does not get irritated by it. It absorbs really well and doesn’t feel heavy or make my skin feel sticky. I definitely feel it is worth the price since you get so much in the bottle and it will last a very long time!
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Reviewed in the United States on April 5, 2026
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Verified User
San Leandro, US
★★★★★ 5
The best eczema cream I’ve used !!!
Size: 6.76 Ounce (Pack of 1)
I will give 10 stars if it were available!! Used most of the eczema creams out there, including prescribed ointments, but given the fact you can’t avoid using water on your hands throughout the day, the eczema was only getting worse for the past couple of months! I am glad I didn’t give up and found this cream!!! The second I put this cream on my hands, it immediately moisturized the itching and flaking skin without drying or being greasy unlike other creams I’ve used before. It’s very calming, soothing, and deeply moisturizing! So I had to write this review for those who are suffering the similar symptoms. This may help you as much as it is helping me as I speak!
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Reviewed in the United States on May 5, 2026
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Megan
Charlottesville, US
★★★★★ 4
Seems to work for damaged barrier (accidental damage as well as eczema and rosacea).
Size: 6.76 Ounce (Pack of 1)
SO I am currently tryign to repair a damaged skin barrier. I have both rosacea and eczema so it's nearly impossible to find a product that makes both conditions happy. I started out using the cream version of this but my face always felt dry with it. I decided to try this since a balm usually helps keep in moisture much better. I am only using a gentle cleanser and this, planning on adding in a toner at some point. At first I thought I was sent the cream again because this comes out like their cream version but as you rub it to spread, you can tell it has a thicker feel to it. It spreads easily and doesn't tug at my skin. Seems to sink in pretty quickly but it does leave a sticky film until it completely absorbs. I can feel my eyelids stick while waiting. Not sure how long it takes to fully absorb because once it does on my eyelids, I forget. But the stickiness does go away and leaves a soft texture behind. I do find some itching in places I normally get when my skin dislikes an ingredient. But I'm not sure if it's my normal or current damaged barrier. It helps with the dry feeling and I would say I only feel a slight tightness. But so far, the best moisturizer I have used. And I love that there is NO NIACINAMIDE, NO HYALURONIC ACID, no oat, no shea butter, and no cica/centella asiatica. These ingredients wreak havoc on my skin and everybody is adding this to everything. It's been so hard to find a moisturizer.
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Reviewed in the United States on September 18, 2025
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GAIL SUTHERLAND
Chelsea, US
★★★★★ 5
Works quickly to calm itch
Size: 6.76 Ounce (Pack of 1)
I had an itchy outbreak on the back of my hand the day this product arrived. Perfect timing. Applied Avene and within a short time the itch calmed almost 100%. Slept through the night and this morning, the red rash is about 95% healed. So glad I bought this. Just another old age issue to deal with.
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Reviewed in the United States on May 21, 2026

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