SKU: 34038346154

LIVE Electrical RKA140B-030 40A 1P+N B Curve 10kA 30mA Type A Bi-Directional Compact RCBO

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Description

LIVE Electrical RKA140B-030 40A 1P+N B Curve 10kA 30mA Type A Bi-Directional Compact RCBOLIVE Electrical RKA140B 030 40A 1P+N Type A RCBO B Curve 30mA 10kA Bi Directional Product Overview The LIVE Electrical RKA140B 030 Type A RCBO is a high capacity, MCB sized residual current breaker with overcurrent protection, engineered to deliver maximum safety and reliability in demanding electrical installations. It combines switching, isolation, overload protection and short circuit protection within a compact, space saving design. Featuring a

LIVE Electrical RKA140B-030 40A 1P+N Type A RCBO B Curve 30mA 10kA Bi-Directional

Product Overview

The LIVE Electrical RKA140B-030 Type A RCBO is a high-capacity, MCB-sized residual current breaker with overcurrent protection, engineered to deliver maximum safety and reliability in demanding electrical installations. It combines switching, isolation, overload protection and short-circuit protection within a compact, space-saving design.

Featuring a switched neutral as standard, this RCBO ensures that healthy circuits remain energised while isolating only the faulty circuit. The Type A protection enables detection of both AC and pulsating DC residual currents, making it suitable for modern electrical systems with electronic loads.

Rated at 40A with a 30mA residual current sensitivity and a robust 10kA breaking capacity, the RKA140B-030 provides dependable protection against electric shock, insulation faults and fire hazards caused by earth leakage, even in higher-load circuits.

Key Features & Benefits

  • Type A RCBO detects AC and pulsating DC residual currents
  • B-curve tripping suitable for standard and higher-load final circuits
  • Switched neutral as standard for improved safety and circuit continuity
  • Bi-directional power flow capability
  • Provides switching and isolation
  • Protection against overload and short circuits
  • Protection against electric shock and fire hazards caused by insulation faults
  • Compact MCB-sized design for efficient consumer unit installation

Technical Specification

  • Poles: 1P+N
  • Rated Current (In): 40A
  • Tripping Curve: B
  • Residual Current Sensitivity: 30mA
  • Rated Frequency: 50/60Hz
  • Rated Operating Voltage: 230/240V~
  • Impulse Withstand Voltage (Uimp): 4kV (1.2/50µs)
  • Breaking Capacity: 10kA
  • Device Type: Type A
  • Maximum Terminal Cable Size: 16mm²
  • Terminal Torque: 2.5Nm
  • Ingress Protection: IP20
  • Direction of Supply: Bi-Directional
  • Standards: IEC/EN 61009-1

Downloads

Data Sheet:
Click here to download the RKA Type A 10kA 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: 34038346154

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Sarah Sofía Ortiz Campos
Carnegie, US
★★★★★ 1
No recomiendo
Format: Paperback
Muy malo, no vine completo, además se demoró mucho más de lo que decía al momento de comprarlo. Solo aplazaban la fecha de entrega sin consultar cómo afectaba al cliente. Yo tuve que presentar el examen sin el libro, porque no llegó en la fecha que decía al comprarlo y después se cambió 3 veces la fecha, casi cumpliendo el mes.
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Reviewed in the United States on December 30, 2025
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Elaine li
Omaha, US
★★★★★ 5
VERY EFFICIENT MATERIAL
Format: Paperback
It's the most efficient material to prepare the test.
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Reviewed in the United States on April 1, 2020
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ThereseHazzard
San Leandro, US
★★★★★ 5
All around helpful---worth the money!
Format: Paperback
This guide has been most helpful for all the folks I help prepare for the iTEP test! It gives insight into what each section of the test is looking for along with examples and great tips about actually TAKING the test. In the Writing and Speaking sections, it also gives sample scores and comments from the Master Grader which is very helpful too.
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Reviewed in the United States on August 9, 2019
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Thomas J. Shandorf
Battle Creek, US
★★★★★ 5
Comprehensive, clear and coherent!
Format: Paperback
The iTEP Practice Guide combines a no-nonsense approach to the specific iTEP tests and at the same time offers exercises that task the student with what they need to know. Exercises not only serve the purpose of scoring well, but the overall approach is communicative competence. We use the text in our group and one-to-one classes with very positive--and lasting--results.
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Reviewed in the United States on July 23, 2019
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Sarah Sofía Ortiz Campos
Waukegan, US
★★★★★ 1
No recomiendo
Format: Paperback
Muy malo, no vine completo, además se demoró mucho más de lo que decía al momento de comprarlo. Solo aplazaban la fecha de entrega sin consultar cómo afectaba al cliente. Yo tuve que presentar el examen sin el libro, porque no llegó en la fecha que decía al comprarlo y después se cambió 3 veces la fecha, casi cumpliendo el mes.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 30, 2025

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