Relays SUR DEM CAL 5 3P MANUEL

Overload relay is a open type without enclosure comes with 3-pole and 1 NC contact constructed from eutectic alloy. It includes manual reset and used for panel mount. It require 1 or 3 overload heater elements. Trip current ratings are easily selected by choosing the proper heater element, no need to change the overload relay. Trip-free mechanism means you still have overload protection even if the reset button is held down.