CHAPTER 9 - ELECTRICAL

Oct 01, 2015 · The circuit breaker for the SPD shall be located in the main panel or main switchboard as close as possible to the incoming feed for most effectiveness. For example, a 3 phase service with the incoming feed at the top of the panel bus, it shall be located in the 1, 3, 5 or the 2, 4, 6 pole position. ................
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