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CFR > Title 46 - Shipping > CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY > SUBCHAPTER J—ELECTRICAL ENGINEERING (parts 110 to 113) > PART 112—EMERGENCY LIGHTING AND POWER SYSTEMS > SUBPART 112.55—Storage Battery Installation (§112.55-1 to §112.55-15) > 112.55-5—Emergency lighting loads.
112.55-5—Emergency lighting loads.
When supplying emergency lighting loads, the storage battery initial voltage must not exceed the standard system voltage by more than 5 percent.