SWITCH - STAR-TG 4. The Chromalox STAR-TG series kits include the components and features of the STARTIP tipover kits with the additional protection provides by a ground fault detector. The ground fault detector will monitor for any gradual changes in the insulation level due to humidity or mechanical damage as they develop and will de-energize the contactor to prevent arcing type faults, preventing premature element failure and potential fire damage.