Hoʻohana ʻia ka AC Programmable Grounding Resistance Tester no ka hoʻāʻo ʻana i ke kū ʻana o ke kahua o nā lako hale, nā mea uila, nā lako uila, nā mea uila, nā mea hoʻomehana uila a me nā huahana ʻē aʻe.
RK9930 :AC (3-30)A
RK9930A:AC (3-45)A
RK9930B:AC (3-60)A