2 amp 4 pole Miniature Circuit Breaker

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$93.29

Compact 4 pole 2 amp miniature circuit breaker (MCB) is designed to provide reliable short circuit and overload protection for electrical circuits. This mini circuit breaker with 6 kA short circuit breaking capacity and C curve trip characteristic, handles voltages up to 230/400V AC.

SKU: ATO-MCB-4P02

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Overview
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ATO favorable price 2 amp miniature circuit breaker is suitable for preventing potential damage to equipment and reducing the risk of fire or electrical hazards. 4 pole mini MCB breaker protects against both overload and short circuits, ensuring the safety and longevity of electrical systems.

4 Pole MCB Breaker Information

Rated Current: 2 amp
Rated Voltage: 230/400V AC, 50Hz
Number of poles: 4 pole
6 kA rated short-circuit breaking capacity
Compliant with IEC standard
C curve trip characteristic
With overload protection and short circuit protection function

Technical Data

Model		ATO-NB8-634PC02
Rated Current		2A
Rated Voltage		230/400V
Frequency		50Hz
Number of Poles		4P
Mechanical Life		20000 Times
Electrical Life		10000 Times
Rated Short-Circuit Breaking Capacity		6000A
Operating Short-Circuit Breaking Capacity		6000A
Rated Impulse Withstand Voltage (1.2/50)		6kV
Dielectric Test Voltage		2000V (50Hz, 1 min)
Heat & Humidity Resistance		28 Cycles
Vibration Resistance		No Obvious Vibration and Impact
Terminal Block	Terminal Block Type	Pillar Terminal Block
	Min. Terminal Size Acceptability	1mm²
	Max. Terminal Size Acceptability	25mm²
	Standard Connection Torque	2 N.m
	Max. Tolerable Torque	2.5 N.m
	Wire Insertion Depth	13mm
Reference Temperature		30℃
Operating Temperature		-35℃~+70℃
Storage Temperature		35℃~+85℃
Applicable Altitude		2000m
Tripping Mode		Thermal Magnetic Trip
Electromagnetic Tripping Type		Type C (5In-10In)
Shell Flame Retardant Grade		V0
Wire Entry Method		Both Upper and Lower
Installation Method		TH35-7.5 Standard Rail
Protection Level	Direct Installation	IP20B
	Installed in the Distribution Box	IP40B

4 Pole MCB Breaker Dimensions (Unit: mm)

Details

Tips: Basic requirements for the operating of a miniature circuit breaker

A miniature circuit breaker (MCB) is a crucial safety device in electrical systems, designed to protect circuits from overloads and short circuits. Here are the basic requirements for operating an MCB:

Correct Voltage Rating: Ensure the mini MCB matches the voltage rating of the system. Using an MCB with a lower voltage rating than the system can lead to malfunction and potential failure.
Appropriate Current Rating: Choose a micro circuit breaker with a current rating that aligns with the maximum expected load on the circuit. The MCB should be capable of handling normal operation without tripping, while still offering protection during overloads.
Proper Installation: Install the MCB in a standard distribution board with adequate space and ventilation to prevent overheating. Ensure it's securely connected to the circuit.
Periodic Testing: Regularly test the MCB by manually tripping it and checking its functionality to ensure it operates correctly in case of an overload or short circuit.
Avoid Frequent Overloading: Overloading an MCB can reduce its lifespan and lead to permanent damage.

Types of Circuit Breakers

In this video, we'll take a closer look at the meaning behind these abbreviations and explain the types of circuit breakers they represent. By understanding the different types of circuit breakers on the market, you can make an informed decision and choose the right type for your specific requirements, thereby enhancing the protection of your electrical infrastructure.

Isolator vs Circuit Breaker

Although isolators and circuit breakers have similar functions in a circuit, they are two separate entities. This video explains you the difference between the two devices in terms of working, features, operation, affordability, etc. You can choose between them based on your specific requirements.

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Existing reviews of 2 amp 4 pole Miniature Circuit Breaker

The MCB functions as advertised.

I ordered this miniature circuit breaker as my solar panel array cut-off and safety breaker. The DIN-Rail mount works perfectly in my small distribution box. It is easy to install and works excellent. I will definitely buy more!

From: John | Date: 15/04/2022

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