Siemens 5SY6450-8



The Siemens 5SY6450-8 is a reliable circuit breaker designed for demanding electrical applications. Rated for 400V and 50 amps, this 4-pole device features a D curve trip characteristic, making it suitable for handling high inrush currents typical in motor and transformer circuits. It supports up to 6kA breaking capacity and offers secure connections through screw terminals. Its compact 70mm width allows easy installation on a standard DIN rail. This circuit breaker is available through BSP Automation, providing a dependable solution for industrial power protection.
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