Siemens 5SY6640-7 Modular Circuit Breaker 3P+N 40A C 6kA

Ensure reliable power distribution with the Siemens 5SY6640-7 DISJUNTOR MODULAR N 6KA 3P+N 40A C. This high-performance miniature circuit breaker from the Siemens SENTRON series offers essential protection against overloads and short circuits for three-phase systems. It is ideal for demanding industrial automation control systems and commercial electrical infrastructure where safety and stability are paramount. Discover robust circuit protection with this quality Siemens component.

The Siemens 5SY6640-7 operates with a 40A rated current and a 6kA breaking capacity, providing secure fault current interruption. Its Type C tripping characteristic is well-suited for applications with moderate inrush currents, common in inductive loads found in industrial settings. This 3P+N configuration ensures comprehensive protection across all active phases and the neutral line, making it a vital part of any secure electrical distribution setup. What is the breaking capacity of this Siemens MCB It is 6kA ensuring safe interruption of fault currents.

• High-performance circuit protection for three-phase systems
• Durable Siemens SENTRON design ensures long operational life
• Type C tripping characteristic for inductive and moderate inrush loads
• 40A rated current with a 6kA breaking capacity for reliable fault interruption
• 3P+N configuration for complete phase and neutral protection

Specifications

• Manufacturer Siemens
• Part Number 5SY6640-7
• Poles 3P+N
• Rated Current 40A
• Tripping Characteristic C Curve
• Breaking Capacity 6kA
• Rated Voltage 400V AC
• Mounting DIN Rail

Invest in the trusted reliability of Siemens for your critical electrical infrastructure. The Siemens 5SY6640-7 provides dependable protection and performance for industrial automation and beyond. Secure your power systems today with this essential circuit breaker.

Returns Policy

You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).

You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).

If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.

Shipping

We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.

When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.

Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.