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ABB MCB, MCB Blank

ABB MCB, MCB Blank

RS Stock No. 136-7812

Brand ABB

  • Category: MCBs
  • Circuit Breaker Type: MCB Blank
  • Mounting Style: DIN Rail Mount

AED 10.03

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ABB 2CCS MCB, 2P, 125A, 50 KA Breaking Capacity

ABB 2CCS MCB, 2P, 125A, 50 KA Breaking Capacity

RS Stock No. 014-0725

Brand ABB

  • Section Link: https://ae.rsdelivers.com/category/electrical-automation-cables/fuses-circuit-breakers
  • Series: 2CCS
  • Super Section: Circuit Breakers

AED 1.743.00

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ABB Blanking Plate for use with MCB

ABB Blanking Plate for use with MCB

RS Stock No. 231-9624

Brand ABB

  • Accessory Type: Blanking Plate
  • Category: Circuit Breaker Accessories
  • For Use With: MCB

AED 26.29

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ABB S803S MCB, 3P, 40A, UC-B, 750V DC, 50 kA Breaking Capacity

ABB S803S MCB, 3P, 40A, UC-B, 750V DC, 50 kA Breaking Capacity

RS Stock No. 014-0242

Brand ABB

  • Current Rating: 40A
  • Super Section Link: https://ae.rsdelivers.com/category/electrical-automation-cables/fuses-circuit-breakers/circuit-breakers
  • Tripping Characteristics: UC-B

AED 1.900.43

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ABB S800S MCB, 4P, 32A Curve D, 240V AC, 50 kA Breaking Capacity

ABB S800S MCB, 4P, 32A Curve D, 240V AC, 50 kA Breaking Capacity

RS Stock No. 014-0243

Brand ABB

  • Breaking Capacity at Maximum Voltage Rating: 50 kA
  • Section: Fuses & Circuit Breakers
  • Series: S800S

AED 1.916.75

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ABB Miniature Circuit Breaker

ABB Miniature Circuit Breaker

RS Stock No. 059-9635

Brand ABB

  • Category: MCBs
  • Category Link: https://ae.rsdelivers.com/browse/electrical-automation-cables/fuses-circuit-breakers/circuit-breakers/mcbs
  • Super Section: Circuit Breakers

AED 1.052.28

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ABB S201M-B10 Miniature Circuit Breaker

ABB S201M-B10 Miniature Circuit Breaker

RS Stock No. 059-9469

Brand ABB

  • Category: MCBs
  • Category Link: https://ae.rsdelivers.com/browse/electrical-automation-cables/fuses-circuit-breakers/circuit-breakers/mcbs
  • Super Section: Circuit Breakers

AED 389.07

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ABB S203-C32NA Miniature Circuit Breaker

ABB S203-C32NA Miniature Circuit Breaker

RS Stock No. 059-9472

Brand ABB

  • Category: MCBs
  • Section: Fuses & Circuit Breakers
  • Super Section: Circuit Breakers

AED 1.466.71

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ABB S203P-C32NA Miniature Circuit Breaker

ABB S203P-C32NA Miniature Circuit Breaker

RS Stock No. 059-9474

Brand ABB

  • Category: MCBs
  • Category Link: https://ae.rsdelivers.com/browse/electrical-automation-cables/fuses-circuit-breakers/circuit-breakers/mcbs
  • Section: Fuses & Circuit Breakers

AED 2.195.52

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ABB S452M-C10 Miniature Circuit Breaker

ABB S452M-C10 Miniature Circuit Breaker

RS Stock No. 059-9507

Brand ABB

  • Category: MCBs
  • Category Link: https://ae.rsdelivers.com/browse/electrical-automation-cables/fuses-circuit-breakers/circuit-breakers/mcbs
  • Section: Fuses & Circuit Breakers

AED 836.30

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ABB Miniature Circuit Breaker 13A

ABB Miniature Circuit Breaker 13A

RS Stock No. 059-9634

Brand ABB

  • Category: MCBs
  • Section: Fuses & Circuit Breakers
  • Super Section: Circuit Breakers

AED 176.29

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ABB Miniature Circuit Breaker 4A

ABB Miniature Circuit Breaker 4A

RS Stock No. 059-9636

Brand ABB

  • Category: MCBs
  • Category Link: https://ae.rsdelivers.com/browse/electrical-automation-cables/fuses-circuit-breakers/circuit-breakers/mcbs
  • Section: Fuses & Circuit Breakers

AED 860.72

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ABB S202M-C10 Miniature Circuit Breaker

ABB S202M-C10 Miniature Circuit Breaker

RS Stock No. 059-9470

Brand ABB

  • Category Link: https://ae.rsdelivers.com/browse/electrical-automation-cables/fuses-circuit-breakers/circuit-breakers/mcbs
  • Section: Fuses & Circuit Breakers
  • Super Section: Circuit Breakers

AED 570.32

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ABB S201P-B16NA Miniature Circuit Breaker

ABB S201P-B16NA Miniature Circuit Breaker

RS Stock No. 059-9473

Brand ABB

  • Category: MCBs
  • Category Link: https://ae.rsdelivers.com/browse/electrical-automation-cables/fuses-circuit-breakers/circuit-breakers/mcbs
  • Section: Fuses & Circuit Breakers

AED 777.04

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ABB S451M-C6 Miniature Circuit Breaker

ABB S451M-C6 Miniature Circuit Breaker

RS Stock No. 059-9502

Brand ABB

  • Category: MCBs
  • Category Link: https://ae.rsdelivers.com/browse/electrical-automation-cables/fuses-circuit-breakers/circuit-breakers/mcbs
  • Super Section: Circuit Breakers

AED 375.35

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ABB S451M-C10 Miniature Circuit Breaker

ABB S451M-C10 Miniature Circuit Breaker

RS Stock No. 059-9503

Brand ABB

  • Category: MCBs
  • Category Link: https://ae.rsdelivers.com/browse/electrical-automation-cables/fuses-circuit-breakers/circuit-breakers/mcbs
  • Section: Fuses & Circuit Breakers

AED 407.26

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ABB S451M-C16 Miniature Circuit Breaker

ABB S451M-C16 Miniature Circuit Breaker

RS Stock No. 059-9504

Brand ABB

  • Category: MCBs
  • Section: Fuses & Circuit Breakers
  • Super Section: Circuit Breakers

AED 375.35

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ABB S451M-C20 Miniature Circuit Breaker

ABB S451M-C20 Miniature Circuit Breaker

RS Stock No. 059-9505

Brand ABB

  • Category: MCBs
  • Category Link: https://ae.rsdelivers.com/browse/electrical-automation-cables/fuses-circuit-breakers/circuit-breakers/mcbs
  • Super Section: Circuit Breakers

AED 378.98

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ABB S451M-C25 Miniature Circuit Breaker

ABB S451M-C25 Miniature Circuit Breaker

RS Stock No. 059-9506

Brand ABB

  • Category: MCBs
  • Category Link: https://ae.rsdelivers.com/browse/electrical-automation-cables/fuses-circuit-breakers/circuit-breakers/mcbs
  • Section: Fuses & Circuit Breakers

AED 408.97

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ABB S201MT-B16 Miniature Circuit Breaker

ABB S201MT-B16 Miniature Circuit Breaker

RS Stock No. 059-9508

Brand ABB

  • Category: MCBs
  • Category Link: https://ae.rsdelivers.com/browse/electrical-automation-cables/fuses-circuit-breakers/circuit-breakers/mcbs
  • Section: Fuses & Circuit Breakers

AED 417.24

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ABB Miniature Circuit Breaker 1 B

ABB Miniature Circuit Breaker 1 B

RS Stock No. 059-9625

Brand ABB

  • Category: MCBs
  • Category Link: https://ae.rsdelivers.com/browse/electrical-automation-cables/fuses-circuit-breakers/circuit-breakers/mcbs
  • Super Section: Circuit Breakers

AED 127.61

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ABB 2CCS MCB, 3P, 125A, 50 KA Breaking Capacity

ABB 2CCS MCB, 3P, 125A, 50 KA Breaking Capacity

RS Stock No. 014-0261

Brand ABB

  • Category: MCBs
  • Number of Poles: 3
  • Section Link: https://ae.rsdelivers.com/category/electrical-automation-cables/fuses-circuit-breakers

AED 2.159.25

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ABB 2CCS MCB, 4P, 125A, 50 KA Breaking Capacity

ABB 2CCS MCB, 4P, 125A, 50 KA Breaking Capacity

RS Stock No. 014-0327

Brand ABB

  • Breaking Capacity at Maximum Voltage Rating: 50 kA
  • Number of Poles: 4
  • Super Section Link: https://ae.rsdelivers.com/category/electrical-automation-cables/fuses-circuit-breakers/circuit-breakers

AED 3.019.69

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ABB 2CCS MCB, 3P, 125A, 50 KA Breaking Capacity

ABB 2CCS MCB, 3P, 125A, 50 KA Breaking Capacity

RS Stock No. 014-0815

Brand ABB

  • Section: Fuses & Circuit Breakers
  • Series: 2CCS
  • Super Section: Circuit Breakers

AED 2.530.35

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...

What is an ABB MCB circuit breaker?
An ABB MCB circuit breaker is a compact, low‑voltage protective device designed to automatically disconnect a circuit when abnormal current flows occur, protecting wires, devices, and people from overloads and short circuits. MCB stands for miniature circuit breaker, and ABB’s MCB offerings are engineered for residential, commercial, and light industrial panels. They mount on standard DIN rails, fit into ABB distribution boards, and are designed to work with the busbar systems used in many electrical installations. Key features include a thermal magnetic trip mechanism, precise current rating, and a defined breaking capacity to safely interrupt fault currents. When selecting an abb mcb circuit breaker, ensure it matches your conductor size, system voltage (commonly 230/240V AC in many regions), and the expected fault level. These products typically comply with IEC 60898-1 for MCBs and IEC 60947-2 for low‑voltage circuit breakers in many markets.

What is the difference between an ABB MCB circuit breaker and an MCCB?
The primary difference is size, current rating, and application. An ABB MCB circuit breaker is a miniature circuit breaker suitable for lower currents (often up to a few tens of amperes) in distribution circuits, lighting, outlets, and control panels. ABB MCCB devices, sometimes called molded case circuit breakers, handle higher current levels and higher fault currents, making them suitable for more demanding power distribution and motor protection. Both types provide overload and short‑circuit protection, but MCCBs commonly offer higher breaking capacity, adjustable trip settings, and greater versatility for industrial environments. When planning a system, consult the ABB catalog or datasheet to choose the correct device type, rating, and curve for your specific application.

How do I choose the right abb mcb circuit breaker (rating, curve, and capacity)?
Choosing the correct abb mcb circuit breaker involves matching electrical characteristics to your installation and protecting conductors and equipment. Consider these key factors:
  • Current rating (In): select a value that matches the maximum continuous operating current of the circuit without nuisance tripping.
  • Voltage rating (Ue): ensure the device is suitable for the system voltage (commonly 230/240V AC in many regions).
  • Breaking capacity (Icu/Ics): verify the fault current that the breaker can safely interrupt without damage.
  • Trip curve (B, C, D, etc.): B curves trip between 3–5x In, C curves 5–10x In, and D curves 10–20x In; choose based on conductor type, nuisance tripping tolerance, and expected inrush (motors, transformers, or high inrush loads).
  • Conductor size and protection type: ensure the rating aligns with wire ampacity and whether you’re protecting against overloads, short circuits, or both.
  • Environment and installation: consider temperature, altitude, enclosure type, and compatibility with DIN rail or panel formats.
The goal is a reliable match of abb mcb circuit breaker to the load, with adequate safety margins and adherence to local electrical codes.

Can an abb mcb circuit breaker be replaced or upgraded in an existing panel?
Yes, an abb mcb circuit breaker can be replaced or upgraded within many existing panels, provided the new unit matches the panel’s busbar style, voltage rating, current rating, and breaking capacity. Before replacing, confirm compatibility with the panel model, verify the mounting and connection method, and ensure the device meets the required standards for your installation. When upgrading, you might increase protection for downstream circuits or accommodate higher loads, but you must never exceed the panel’s rated capacity. Always power down the system and follow safe lockout/tagout procedures, and consult the manufacturer’s installation guide or a licensed electrician for precise steps and torque values.

What are the common applications for an abb mcb circuit breaker?
ABB MCB circuit breakers are used across a wide range of low‑voltage distribution tasks. Typical applications include lighting and receptacle circuits in homes and offices, small commercial equipment, control panels for HVAC and pumps, and protection for wiring in distributed circuits. They are also employed in renewable energy setups, compact switchgear, and low‑voltage motor control circuits where reliable overload and short‑circuit protection are required. The abb mcb circuit breaker family supports DIN rail mounting, quick replacement, and integration with standard ABB distribution boards, offering consistent protection in both new builds and retrofits.

What do Icu, Ics, and curve types mean on an abb mcb circuit breaker?
Icu is the ultimate breaking capacity—the maximum fault current the breaker can interrupt without damage. Ics is the service short‑circuit breaking capacity, indicating the breaker’s ability to interrupt short‑circuit currents at its rated voltage. Curve types (such as B, C, D) describe the magnetic trip characteristics for short‑circuit protection. B‑curve breakers trip quickly with small inrush currents, suitable for resistive loads. C‑curve breakers handle moderate inrush loads like lighting or modest motors. D‑curve breakers are designed for high inrush situations such as large motors or transformers. Understanding these parameters helps you select the right abb mcb circuit breaker for reliable protection and minimum nuisance tripping.

How should I install an abb mcb circuit breaker on a DIN rail?
Installation on a DIN rail is designed to be straightforward and quick, but it must be done safely and in compliance with local codes. Steps generally include:
  • Power off the panel and remove the panel cover to access the busbars.
  • Check that the DIN rail is clean, flat, and properly grounded in the enclosure.
  • Align the abb mcb circuit breaker with the busbar and snap it onto the rail until it clicks into place.
  • Connect the line (incoming) and load (outgoing) terminals according to the circuit diagram, ensuring secure, tight connections within the manufacturer’s torque specification.
  • Close the panel, restore power, and verify that the breaker operates normally through a controlled load test and visual inspection for correct positioning and labeling.
Always refer to the specific ABB datasheet for torque values, mounting details, and safety notes. If in doubt, contact a licensed electrician or ABB support for guidance.

Why should I choose ABB mcb circuit breakers over other brands?
Choosing ABB mcb circuit breakers can offer several benefits: strong global support and compatibility with ABB distribution systems, consistent performance under a range of temperatures and loads, and adherence to widely recognized standards for low‑voltage protection. ABB’s product design emphasizes reliable thermal‑magnetic tripping, mechanical endurance, and ease of installation on DIN rails. For many installers and specifiers, using ABB MCBs ensures predictable coordination with other ABB components, simplified maintenance, and a clear pathway for expansion or modernization of electrical installations.

How do I test an abb mcb circuit breaker after installation?
After installation, perform a visual inspection to confirm correct mounting, labeling, and alignment with the panel busbars. While many MCBs do not include a dedicated test button, you can verify operation by applying a controlled load within the circuit’s rating and monitoring that the breaker trips when overcurrent occurs. For safety and reliability, follow the local electrical codes and the ABB installation guide for your specific model. If you detect any irregular behavior, such as nuisance trips, overheating, or loose connections, replace the device or consult ABB technical support for troubleshooting recommendations.

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