Siemens 5SY Miniature Circuit Breakers are equipped with a delayed overload/time dependant thermal release for over currents and an instantaneous electromagnetic release for high overload and short circuit protection. They are available in a range of poles, trip current and tripping characteristics. More technical information is available by using the download below and by the direct link to the Siemens Website. You can also select the product you need using the shopping options on the left of this page.
