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The Lauritz Knudsen DN3-400N 320–400A Triple Pole MCCB is engineered for dependable protection in high-power electrical systems. Built with a rugged frame and precision trip mechanism, it ensures reliable isolation during overloads and short circuits, making it suitable for demanding industrial environments.This MCCB offers a high breaking capacity of 50kA at 415V AC, providing robust fault-clearing capability for feeders, sub-distribution boards, machinery, and commercial installations. Its thermal-magnetic release allows stable tripping performance across the full operating range of 320–400A, ensuring equipment protection and longevity.Designed as part of the trusted dsine series, it delivers reliable L&T-engineered performance backed by Lauritz Knudsen’s updated branding. Ideal for plants, manufacturing units, commercial complexes, and infrastructure projects where uninterrupted power safety is essential.Meta Summary: Buy DN3-400N 400A 3P MCCB online from Maheshwari Distributors – Genuine Lauritz Knudsen product with fast, reliable delivery across India.
Returns will be accepted for up to 10 days of Customer’s receipt or tracking number on unworn items. You, as a Customer, are obliged to inform us via email before you return the item, only in the case of:
– Received the wrong item.
– Item arrived not as expected (ie. damaged packaging).
– Item had defects.
– Over delivery time.
– The shipper does not allow the goods to be inspected before payment.
The returned product(s) must be in the original packaging, safety wrapped, undamaged and unworn. This means that the item(s) must be safely packed in a carton box for protection during transport, possibly the same carton used to ship to you as a customer.
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