What is a Molded Case Circuit Breaker (MCCB) and how does it work?

A Molded Case Circuit Breaker (MCCB) such as the M3N400TMF is an electrical protection device that guards against overloads and short circuits. It operates by using electromagnetic and thermal mechanisms to detect fault conditions and interrupt the electrical supply. This device is essential in industrial and commercial applications, ensuring the safety and reliability of electrical circuits, minimizing the risk of fire and equipment damage.

What are the key features of the M3N400TMF 3P Air Switch?

The M3N400TMF is designed with several key features including a three-pole configuration, a maximum current rating of 400A, and robust construction for durability. It typically includes an adjustable trip setting and auxiliary contacts for remote signaling. These features ensure that the circuit breaker can handle high electrical loads while providing reliable performance in critical applications like manufacturing, large commercial buildings, and data centers.

What applications are suitable for the M3N400TMF circuit breaker?

The M3N400TMF 3P Air Switch is suitable for various industrial applications including power distribution systems, machinery protection, and in areas requiring high current handling capabilities. It is ideal for use in environments like factories, commercial electrical panels, and infrastructure projects, offering protection against electrical faults and ensuring operational continuity.

Can the M3N400TMF be used for both AC and DC applications?

Yes, the M3N400TMF MCCB is predominantly used for AC applications, however, it can also be applied in DC systems within certain parameters. Users should consult the manufacturer’s specifications to confirm the suitability for their unique application. Deploying it in proper contexts enhances system safety and reliability, especially in mixed operational environments.

How do you select the right MCCB for your application?

Selecting the right MCCB such as the M3N400TMF involves considering several factors, including the load current, type of load (resistive vs. inductive), and the installation environment. You should also consider trip characteristics, voltage rating, and whether additional features like remote signaling are necessary. A well-chosen MCCB improves safety and efficiency in electrical systems.

Is the M3N400TMF compatible with other electrical components?

Yes, the M3N400TMF is designed to be compatible with a wide array of electrical components including transformers, switchgear, and relay systems. Proper compatibility ensures the effective integration of electrical systems, enhancing overall performance and protection. This compatibility makes it an ideal choice for comprehensive electrical setups in various industries.

What maintenance does the M3N400TMF need?

Regular maintenance of the M3N400TMF includes periodic inspections, cleaning of contacts, and testing the tripping mechanism to ensure reliable operation. Users should adhere to the manufacturer's guidelines regarding maintenance schedules. Consistent maintenance extends the lifespan of the circuit breaker and maintains system safety, especially in environments with high electrical demands.

What does the '320A' and '400A' signify in the product title?

The '320A' and '400A' references in the product title indicate the current ratings of the M3N400TMF circuit breaker. Specifically, it denotes the capacity to handle continuous currents up to 320A, with a maximum breaking capacity of 400A. Understanding these ratings is crucial for ensuring that the MCCB fits the electrical system's current demands, optimizing safety and performance.

How does the tripping mechanism of the M3N400TMF work?

The tripping mechanism of the M3N400TMF operates using both thermal and electromagnetic principles. The thermal element responds to overload conditions, while the electromagnetic element reacts quickly to short circuits. This dual mechanism allows for precise and rapid disconnection in fault conditions, ensuring maximum protection for electrical installations and equipment.

Is Molded Case Circuit Breaker M3N400TMF 3P Air Switch Available to Shop Online in South Africa?

Yes, at Ubuy South Africa this product is available for you to shop at a reasonable price. The Molded Case Circuit Breaker M3N400TMF 3P Air Switch is not available locally but you can trust us with our express shipping services.

How Long Does It Take to Get Product After Placing the Order?

The delivery time of your ordered product varies as per what you've ordered and the shipping method that you've chosen. The estimated delivery time is mentioned during the checkout process, so be carefree while shopping.

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Molded Case Circuit Breaker M3N400TMF 3P Air Switch 320A 400A(400A)

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Item #: 142688377

Molded Case Circuit Breaker M3N400TMF 3P Air Switch 320A 400A(400A)

Q: Where can I buy the Molded Case Circuit Breaker M3N400TMF 3P Air Switch 320A 400A in South Africa?

You can purchase the Molded Case Circuit Breaker M3N400TMF 3P Air Switch 320A 400A at Ubuy in South Africa. They offer a diversified selection of electrical products and easy purchasing options, ensuring you can acquire high-quality circuit breakers conveniently and reliably.

Item #: 142688377

ZAR 17480

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What Stands Out

High Capacity

Rated for 320A to 400A, this molded case circuit breaker effectively handles substantial electrical loads, ensuring safety and reliability for commercial and industrial applications.

Three-Pole Design

With a three-pole configuration, it provides optimal protection for three-phase electrical systems, enhancing balance and reducing the risk of voltage imbalances in your electrical installations.

Robust Reliability

Engineered for durability, this air switch offers long-lasting performance under demanding conditions, minimizing downtime and maintenance costs for businesses relying on uninterrupted power supply.

Product Details

Item Weight

12 lbs (5.44 kg)

Who Should Buy?

Industrial Applications
Ideal for factories and large-scale operations requiring reliable circuit protection and efficient power distribution.
Commercial Buildings
Suitable for managing large electrical loads in office buildings, retail spaces, and warehouses with high energy demands.
Electrical Contractors
Perfect for electricians needing reliable circuit breakers for installation in complex electrical systems and upgrades.

Residential Use
Not ideal for small homes or apartments where lower capacity circuit breakers are appropriate for electrical needs.
Low Power Systems
Unsuitable for applications with minimal power requirements, as it may be excessive and inefficient.
Budget Constraints
Cost may be prohibitive for users with limited budgets looking for affordable electrical solutions.

Product Description

Molded Case Circuit Breaker M3N400TMF 3P Air Switch 320A 400A(400A)

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Question: How to Shop Molded Case Circuit Breaker M3N400TMF 3P Air Switch Online From Ubuy?

Answer: It’s easy to shop Molded Case Circuit Breaker M3N400TMF 3P Air Switch online from Ubuy. You just have to search for the product, choose your shipping method while checking out and get it delivered to your location.
Question: Is Molded Case Circuit Breaker M3N400TMF 3P Air Switch Available to Shop Online in South Africa?

Answer: Yes, at Ubuy South Africa this product is available for you to shop at a reasonable price. The Molded Case Circuit Breaker M3N400TMF 3P Air Switch is not available locally but you can trust us with our express shipping services.
Question: How Long Does It Take to Get Product After Placing the Order?

Answer: The delivery time of your ordered product varies as per what you've ordered and the shipping method that you've chosen. The estimated delivery time is mentioned during the checkout process, so be carefree while shopping.

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Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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Molded Case Circuit Breaker M3N400TMF 3P Air Switch 320A 400A(400A)

ZAR 17480

Fast Shipping

Free Return*

Secure Packaging

100% Original Products

PCI DSS Compliance

ISO 27001 Certified

What Stands Out

Product Details

Who Should Buy?

Product Description

Customer Questions & Answers

MGZGEAEKCK Circuit Breaker Editorial Review

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Important information

ZAR 17480

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