LK 250A L&T DN3-400N - 3 POLE / 50kA MCCB With Thermal Magnetic Release (CM9400300Q10G)

LK 250A L&T DN3-400N - 3 POLE / 50kA MCCB With Thermal Magnetic Release (CM9400300Q10G)

250A MCCB with 36kA Breaking Capacity

L&T DN3-400N MCCB – Superior Industrial Protection

The 250A L&T DN3-400N MCCB is a high-performance molded case circuit breaker designed for industrial and commercial power distribution systems. With a short-circuit breaking capacity of 36kA, it ensures reliable protection against overloads and electrical faults. The thermal magnetic release mechanism provides precise tripping, adapting to the severity of electrical overloads. Suitable for both 3-pole and 4-pole configurations, this MCCB offers flexibility and ease of installation for various setups. Built to conform to IEC 60947-2 standards, the DN3-400N series is engineered for safety, durability, and efficiency in demanding environments. L&T MCCBs are known for their robust design, providing long-term protection and high performance, making them the preferred choice for professionals in the industrial sector.

Technical Specifications for L&T DN3-400N MCCB

Parameters	Specifications
Type	Thermal Magnetic MCCB
Current Rating	250A
Number of Poles	3P / 4P
Breaking Capacity	36kA
Standards	IEC 60947-2
Operating Voltage	415V AC
Trip Unit	Thermal Magnetic
Applications	Industrial Power Distribution

The L&T DN3-400N series MCCB delivers reliable protection and superior performance for critical industrial power systems, ensuring long-term safety and operational efficiency.

250A L&T MCCB – Reliable Protection for Industrial Power Systems

The 250A L&T DN3-400N MCCB is designed to offer maximum protection for industrial and commercial electrical systems. Featuring thermal magnetic release technology, this MCCB ensures optimal protection against overloads and short circuits, providing accurate tripping during fault conditions. With a breaking capacity of 36kA, it is built to withstand high short-circuit currents, ensuring safety in demanding environments.

Engineered for Industrial Safety

The DN3-400N MCCB is available in 3-pole and 4-pole configurations, offering flexibility in installation and application. Built to meet IEC 60947-2 standards, this MCCB guarantees long-lasting performance, making it a preferred choice for professionals managing power distribution systems in manufacturing plants, commercial buildings, and large-scale industrial applications. L&T's reputation for quality and durability ensures that this MCCB provides reliable protection for critical systems.