Siemens 5SY4340-8


The Siemens 5SY4340-8 is a supplementary circuit breaker designed for three-pole applications, supporting a current rating of 40A. It features a D curve trip characteristic, making it well-suited for handling moderate inrush currents without nuisance tripping. This device is rated for use up to 480 VAC and is intended for DIN rail mounting, providing a reliable and compact solution for additional circuit protection. Distributed by BSP Automation, this circuit breaker offers a dependable option for integrating supplementary protection into your electrical panels.
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