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When connecting SGR sensor with MDGF module to the Masterpact MTZ, do we keep the bridge in T1 (M3) and T2 terminals?

FAQ000219779

21 October 2021

When connecting SGR sensor with MDGF module to the Masterpact MTZ, T1/T2 bridge has to be kept on – it’s only removed when the ENCT (external neutral CT) is used

Also the M1 terminal of the Micrologic should be connected to terminal 8 of the MDGF module as per below screenshot extracted from Masterpact MTZ Catalogue:

image.png


You may also refer to the instruction bulletin for Ground-Fault Interface Module with Current Sensor page 6 - https://download.schneider-electric.com/files?p_enDocType=Instruction+sheet&p_File_Name=NHA92405-02.pdf&p_Doc_Ref=NHA92405


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