The SURGYS D40 surge arrester is designed to ensure protection of LV distribution circuits and equipment against transient overvoltages. It acts against industrial operation overvoltages and overvoltages owing to lightning.
The SURGYS is supplied complete and ready for installation. Its Monobloc base is fitted with replaceable plug-in modules which, at the end of their service life, can be easily and quickly replaced without having to disconnect the Monobloc base.
The remote plug-in signalling contact allows alarm report to a supervision station.
End of life indication for internal components.