Can the Acti 9 4 Pole iID RCCBs be wired for 3P without Neutral?

FA310944

30 September 2021

Yes the Acti 9 4 Pole iID RCCBs can be wired for 3P without neutral.

You can directly connect the 3 phase on 3 poles of iID RCCB, you don't need to add a resistor since the test button circuit is not connected to the neutral pole but connected between 2 phases as shown in the below diagram.
 
image.png

For more information please refer to the Acti 9 technical catalogue: https://download.schneider-electric.com/files?p_Doc_Ref=SAUM9XED1130718&p_File_Ext=.PDF
;