CFR > Title 46 - Shipping > CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY > SUBCHAPTER J—ELECTRICAL ENGINEERING (parts 110 to 113) > PART 111—ELECTRIC SYSTEMS—GENERAL REQUIREMENTS > SUBPART 111.15—Storage Batteries and Battery Chargers: Construction and Installation (§111.15-1 to §111.15-30) > 111.15-2—Battery construction.

111.15-2—Battery construction.

(a) A battery cell, when inclined at 40 degrees from the vertical, must not spill electrolyte.
(b) Each fully charged lead-acid battery must have a specific gravity that meets section 22 of IEEE 45-2002 (incorporated by reference; see 46 CFR 110.10-1 ).
(c) Batteries must not evolve hydrogen at a rate exceeding that of a similar size lead-acid battery under similar charging condition.
(d) Batteries must be constructed to take into account the environmental conditions of a marine installation, including temperature, vibration, and shock.

Code of Federal Regulations

[CGD 94-108, 61 FR 28277, June 4, 1996, as amended by USCG-2003-16630, 73 FR 65196, Oct. 31, 2008]