The AFP+HM Transformer with VSGR will prevent Arc Flash. This video shows the 6000V test applied to a 480V circuit without VSGR and then with VSGR protection.

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The AFP+HM Transformer with VSGR will prevent Arc Flash. This video shows the 6000V test applied to a 480V circuit without VSGR and then with VSGR protection.
Global 1200 pipelaying vessel was grounded by intermittent Voltage events! This Work-boat, new & unable to do a day’s work, because of outages & exploding
How often should these arresters be replaced? Do you see the blown arrester? What happens with single phase events? Consider a better way, below……. Riser