TeSys D suppressor module, for LC1D80-D150 (3P), LC1D40-D115 (4P) contactors. To be used with 50-127V 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).