Double Pole MCB

A double pole MCB or miniature circuit breaker is a safety switch that safeguards electrical circuits from overcurrents and short circuits. It has two single-pole circuit breakers that are controlled together. These MCBs are generally used as the main switch in a residential property’s electrical wiring system. However, it is also used to protect heavy-duty appliances that need greater energy flow. Find out about the specifications, features, and advantages that set MCB two pole apart from other circuit breakers before making a choice.

Description of Double Pole MCB

The 2 pole MCB has a rating between 0.5A and 63A. It comes with several features that make it incredibly useful. It has a great air circulation design, with easy replacement and mounting. It also boasts a user-friendly terminal design with a device lock and positive contact indication.

Double Pole MCB General Specifications

Here are the specifications of dual pole MCB:

Number of Pole	2
Breaking Capacity	10kA
Voltage Type	AC or DC
Current Rating Options	0.5 to 120 A
Index of Protection	IP20
Curve	B, C, D
Frequency Options	50-60 Hz
Control Type	Toggle, Rotary, Push-button (other common control types)

Features of Double Pole MCB

Here are some of the features of two-pole MCB:

• Two-Pole Configuration: A double-pole circuit breaker has been made to protect and control two wires together. Both of these poles are linked, which provides synchronised operation.
• Short-Circuit and Overload Protection: The double pole MCB prevents any damage caused to the electrical circuits by tripping whenever there is excessive current flow.
• Visual Indicators: Most of these circuit breakers come with on and off features on the trip indicators. This makes it easy to identify the status of the switch during inspection or maintenance.
• Complete Isolation: The MCB disconnects both poles during a fault. This ensures complete isolation of the circuit to provide the utmost safety.

Advantages of Double Pole MCB

Here are the various applications of the MCB two-pole:

• Simple Maintenance: The two-pole circuit breaker provides complete circuit disconnection, which allows people to perform maintenance safely without being concerned about the residual current.
• Enhanced Safety: The circuit breaker provides great protection by isolating both the neutral lines and the phase during faults. This decreases the risk of equipment damage or electric shocks.
• Versatile Application: The MCB dual pole is great for single-phase systems that include water heaters, residential wiring, and small machinery that needs neutral monitoring.

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Getting the best double pole MCB online is significant for optimal performance. But it is also necessary to get it within your budget. Check L&T-SuFin to get a reasonable double pole MCB price. If you are buying in bulk, then you can always get a price quote to understand whether it fits your budget. You can also find a range of different brands at L&T-SuFin, which makes it incredibly easy to buy circuit breakers.

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FAQs

1.What is double pole MCB?

A double pole MCB is a circuit breaker that can be used to switch neutral and phase wires. It comes with two single poles that are connected for simultaneous control.

2.Can we use a 2-pole MCB for a single phase?

Yes, you can definitely use a double-pole MCB for a single-phase circuit. It protects both the neutral and phase wire, which delivers better protection against short circuits in a single-phase system.

3.When should I use a double pole MCB?

You can use a 2-pole MCB whenever you need to control both wires together. This applies more to high-power appliances that need a large amount of electricity.

4.Is a double pole MCB suitable for all residential circuits?

Most household circuits only require a single pole MCB, as they only need to protect one live wire. So, a double-pole MCB is not the best for all residential circuits, rather, it is ideal for high-power appliances.

5.How to wire a double pole MCB?

Wire a double-pole circuit breaker by turning off the power and identifying the neutral and live wires of the circuit. Then, connect the neutral wire to one pole and the live wire to another pole of the circuit breaker. Ensure that both are fastened to their terminals. You can follow the manufacturer’s information for the locations and connection methods.

6.Can single pole work in double pole MCB?

A single-pole circuit breaker could fit into a double-pole slot. However, this should not be performed since it will protect only one line in the double-pole circuit while leaving the other line completely unprotected.

7.What is the cost of a 23 amp double pole MCB?

The cost of a 23 amp double pole MCB depends on the brand that you are getting it from.