I Individually would love to provde the response but I'm not knowledgeable about your equipment I use the megger pat4 which happens to be preprogrammed for 110v and it has its possess connections for 110v so dont wish to mislead. Our battery test chambers are Outfitted with protection functions conforming https://iec-test-equipment67789.blogmazing.com/34006338/an-unbiased-view-of-glow-wire