Description
The Siemens SENTRON 5SL6640-7 is an advanced Miniature Circuit Breaker (MCB) designed to provide robust and reliable protection for electrical circuits. This 3+Neutral pole device features a 40A current rating and a Curve C tripping characteristic, which is ideal for circuits that experience moderate inrush currents, such as lighting and socket outlets. It offers dependable performance for 400V AC applications and is also rated for 72V DC systems, providing broad utility.
This MCB is engineered to swiftly and effectively interrupt fault currents, safeguarding connected equipment from damage caused by overloads and short circuits. The Siemens 5SL6640-7 is constructed with high-quality components, ensuring durability and long-term operational reliability in various industrial and commercial settings. Its advanced tripping mechanism ensures precise protection.
Suitable for a wide range of applications including residential, commercial, and industrial installations, the Siemens 5SL6640-7 is a crucial component for ensuring electrical safety. Its 3+Neutral pole configuration offers comprehensive protection for three-phase circuits requiring a neutral conductor. This MCB is a testament to Siemens’ commitment to providing safe and efficient electrical solutions.
Choose the Siemens 5SL6640-7 for its advanced protection capabilities and Siemens’ proven reliability. This MCB offers peace of mind by ensuring the safety and integrity of your electrical systems. Invest in this high-performance circuit breaker for dependable protection.







