Kopp Inline Mains RCD Connector PRCD 3 Pole ,Rated At 16 A, 30 mA,230 V ac

Personal Residual Current Device - Safety
PRCD-S is a mobile safety device for all building and installation sites
aligned to regulation
and the accident prevention regulations of the fire brigades
PRCD-S allows the absolutely safe connection to existing socket outlets
PRCD-S checks the correct socket outlet function, especially protective
earth, and allows an activation of the load only in case of safe socket outlet
PRCD-S operates also as additional, mobile RCD
PRCD-S is the only mobile safety device that fullfils the regulations of
the Employers Liability Insurance Association an the for the safe power connection
PRCD-S is simply plugged between socket and electrical appliance like an extension cord