6 amp 3 pole Miniature Circuit Breaker

5 out of 5 based on 2 reviews | Write a review

$76.85

6 amp current rating miniature circuit breaker (MCB) for sale at factory price, with 6kA rated short-circuit breaking capacity. This 3P mini circuit breaker is designed for short circuit and overload protection in the AC 50Hz circuit, 230/400V 3 pole voltage.

SKU: ATO-MCB-3P06

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Delivery date: 6-12 days

Overview
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6 amp 3 pole miniature circuit breaker (MCB) is ideal for the protection of circuits in industrial, commercial, and residential sectors, offering reliable and efficient protection for a wide range of applications. This 3P mini circuit breaker ensures that circuits are quickly disconnected in the event of a fault, preventing potential damage to equipment, and wiring, and reducing the risk of electrical fires.

3 Pole MCB Breaker Information

Rated Current: 3 amp
Rated Voltage: 230/400V AC, 50Hz
Number of poles: 3 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-NB8-633PC03
Rated Current		3A
Rated Voltage		230/400V
Frequency		50Hz
Number of Poles		3P
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

3 Pole MCB Breaker Dimensions (Unit: mm)

6 amp 3 pole Miniature Circuit Breaker Dimensions

Details

3 pole Miniature Circuit Breaker Details

Tips: Does the miniature circuit breaker be able to use the downline?

Yes, a miniature circuit breaker (MCB) can be used for protecting circuits with a downline, provided the downline is part of the circuit that requires protection. The mini circuit breaker is designed to protect electrical circuits by automatically disconnecting the power when an overload or short circuit is detected, regardless of the direction of current flow. Whether the circuit is feeding power upwards or downwards (from a main panel to a subpanel or further downstream to other equipment), the micro circuit breaker will function in the same way, cutting off the flow in case of fault conditions.

It’s essential, however, to consider the load and current rating of the downline when choosing an appropriate MCB. Ensure the MCB is rated correctly for the maximum current expected, as well as for any possible short-circuit conditions. Also, proper wiring and installation techniques should be followed to ensure safety and compliance with electrical standards.

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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.

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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 6 amp 3 pole Miniature Circuit Breaker

Reliable overload and short-circuit protection

As someone who is concerned about circuit safety, I was impressed with this 6 amp 3 pole miniature circuit breaker. Its reliable overload and short-circuit protection provide an extra layer of safety in our home.

From: Finn | Date: 09/10/2023

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Good 6 amp MCB.

I am building a solar system, so I need this miniature circuit breaker. It is well made enough for its purpose. It can be mounted to a standard DIN rail and the screws make secure connections. In short, a good choice for my application.

From: Kostka | Date: 28/04/2022

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