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Four Pole MCCBs
Showing 40 out of 2517 Products
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By: ABB
Available on Request
By: ABB
Available on Request
By: ABB
Available on Request
Adjustable Short Circuit Current Setting Isd= 1.5-10xIr
Ics= 100% Icu
Adjustable Overload Setting Ir= 0.4-1xIn
Optium 2.1 Electronic/Microprocessor Range & Class II Front Face
Optium 2.1 Electronic/Microprocessor Range & Class II Front Face
Adjustable Overload Setting Ir= 0.4-1xIn
Optium 2.1 Electronic/Microprocessor Range & Class II Front Face
Adjustable Overload Setting Ir= 0.4-1xIn
Adjustable Short Circuit Setting Isd= (5-10)xIn
Adjustable Overload Setting Ir= (0.8 to 1.0)xIn
Adjustable Short Circuit Setting Isd= (5-10)xIn
Ics= 100% Icu
Optium 2.0 Adjustable TM Range & Class II Front Face
Ics= 100% Icu
Fixed Overload & Fixed Short Circuit Setting
Optium 1.0 Fixed TM Range & Class II Front Face
Optium 1.0 Fixed TM Range & Class II Front Face
Fixed Overload & Fixed Short Circuit Setting
Optium 2.0 Adjustable TM Range & Class II Front Face
Adjustable Overload Setting Ir= (0.8 to 1.0)xIn
Short Circuit Setting Fixed
Adjustable Overload Setting Ir= (0.8 to 1.0)xIn
Fixed Overload & Fixed Short Circuit Setting
Optium 1.0 Fixed TM Range & Class II Front Face
Ics= 50% Icu
Optium 1.0 Fixed TM Range & Class II Front Face
Fixed Overload & Fixed Short Circuit Setting
Ics= 50% Icu
Optium 2.0 Adjustable TM Range & Class II Front Face
Ics= 100% Icu
Short Circuit Setting Fixed
Optium 2.0 Adjustable Thermal Setting & Class II Front Face
Short Circuit Setting Fixed
Adjustable Overload Setting Ir= (0.8 to 1.0)xIn
Optium 1.0 Fixed TM Range & Class II Front Face
Ics= 50% Icu
Fixed Overload & Fixed Short Circuit Setting
Optium 1.0 Fixed TM Range & Class II Front Face
Optium 1.0 Fixed TM Range & Class II Front Face
Ics= 50% Icu
Optium 1.0 Fixed TM Range & Class II Front Face
Ics= 50% Icu
Adjustable Short Circuit Setting Isd= (5-10)xIn
Optium 2.0 Adjustable TM Range & Class II Front Face
Adjustable Overload Setting Ir= (0.8 to 1.0)xIn
Optium 2.0 Adjustable TM Range & Class II Front Face
Adjustable Overload Setting Ir= (0.8 to 1.0)xIn
Short Circuit Setting Fixed
Adjustable Short Circuit Setting Isd= (5-10)xIn
Adjustable Overload Setting Ir= (0.8 to 1.0)xIn
Optium 2.0 Adjustable TM Range & Class II Front Face
Adjustable Overload Setting Ir= (0.8 to 1.0)xIn
Optium 2.0 Adjustable TM Range & Class II Front Face
Adjustable Short Circuit Setting Isd= (5-10)xIn
Adjustable Overload Setting Ir= (0.8 to 1.0)xIn
Optium 2.0 Adjustable TM Range & Class II Front Face
Ics= 50% Icu
Fixed Overload & Fixed Short Circuit Setting
Ics= 100% Icu
Optium 2.0 Adjustable TM Range & Class II Front Face
Ics= 100% Icu
Optium 2.0 Adjustable Thermal Setting & Class II Front Face
Adjustable Overload Setting Ir= (0.8 to 1.0)xIn
Short Circuit Setting Fixed
Optium 1.0 Fixed TM Range & Class II Front Face
Fixed Overload & Fixed Short Circuit Setting
Optium 1.0 Fixed TM Range & Class II Front Face
Ics= 50% Icu
Optium 2.0 Adjustable TM Range & Class II Front Face
Ics= 100% Icu
Fixed Overload & Fixed Short Circuit Setting
Optium 1.0 Fixed TM Range & Class II Front Face
By: HPL
Available on Request
₹2,602
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Frequently Asked Questions about Four Pole MCCBs
What is a Four Pole MCCB?
A Four Pole MCCB (Molded Case Circuit Breaker) is an electrical safety device that protects circuits from overcurrents (overloads and short circuits). It features four poles, meaning it can simultaneously interrupt all three phases of an AC power supply and the neutral conductor.
When is a Four Pole MCCB typically used?
Four Pole MCCBs are commonly used in systems with a neutral conductor that needs to be switched for safety, such as in IT power systems or where switching the neutral alongside the live conductors is a requirement for protection or maintenance.
What is the main difference between a Three Pole and a Four Pole MCCB?
A Three Pole MCCB switches and protects the three live conductors of an AC supply. A Four Pole MCCB does the same but also includes a fourth pole to switch and protect the neutral conductor simultaneously.
What are the advantages of using a Four Pole MCCB?
The primary advantage is the complete isolation of all conductors, including the neutral, ensuring enhanced safety during maintenance or fault conditions. This is crucial in specific earthing arrangements where neutral currents might be present.
Can a Four Pole MCCB be used in standard single-phase or three-phase systems?
While a Four Pole MCCB can be used in standard three-phase systems, its often more than necessary unless the neutral requires switching. For standard single-phase systems, a two-pole breaker is typically sufficient.
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