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Can MDGF be combined with ZSI?

Product Line:
Powerpact P and R and Masterpact NT and NW


At present the installation of a MDGF (Modified Differential Ground Fault) that has a tie breaker, (M-T-M system) is incompatible with ST (Short time ) ZSI.  
You can have one or the other but not both. 
MDGF is compatible with ground-fault ZSI. The installation of GF ZSI has no effect on MDGF and MDGF has no effect on GF ZSI.

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