Siemens 5SY4320-8

The Siemens 5SY4320-8 is a miniature circuit breaker designed for reliable protection of electrical circuits. Rated at 20 amps with a 3-pole configuration, it handles voltages up to 400 volts and offers a short-circuit breaking capacity of 10 kA. This breaker features a D-curve trip characteristic, making it suitable for a range of applications where moderate inrush currents occur. It measures 70 mm in width and uses screw terminals for secure wiring connections. Easily mounted on a DIN rail, this compact device is a practical choice for efficient circuit protection. Distributed by BSP Automation, the 5SY4320-8 is a solid option for industrial and commercial electrical systems.