Description
The Siemens 5SJ4304-8HG42 is an advanced 3-pole (3P) SENTRON series Miniature Circuit Breaker (MCB) designed for superior protection of electrical circuits. With a 4A rating and a Curve D tripping characteristic, this MCB is specifically suited for applications involving high inrush currents, such as motor starting and transformer circuits, where standard breakers might trip unnecessarily. It operates at 400V AC and 60V DC, and features a high breaking capacity of 10 kA, ensuring it can safely interrupt fault currents. The Siemens 5SJ4304-8HG42 offers enhanced safety and reliability.
Built to Siemens’ exacting quality standards, this MCB ensures consistent performance and durability in demanding environments. Its robust design and precision engineering contribute to its long service life. The Siemens 5SJ4304-8HG42 is designed for straightforward installation into standard distribution boards and panels.
This MCB is essential for protecting electrical installations in industrial facilities, commercial buildings, and complex machinery where inductive loads are prevalent. The Siemens 5SJ4304-8HG42 plays a crucial role in preventing equipment damage and ensuring operational continuity by effectively managing fault conditions.
Select the Siemens 5SJ4304-8HG42 for an advanced and dependable MCB solution. Its specialized Curve D characteristic and high breaking capacity provide optimal protection for sensitive and high-demand electrical loads.







