TeSys Deca suppressor module, for LC1D80-D150 (3P), LC1D40-D115 (4P) contactors.To be used with 380-415V AC control circuit voltage, it provides RC protection limiting the transient voltage to 3 Uc max.Mounting on top of contactor, screw fixing and connection on coil terminals.Green Premium compliant (RoHS/REACh).