46 C.F.R. § 111.15-2 Battery construction.
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(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 16 of IEEE Std 45. (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. [CGD 94–108, 61 FR 28277, June 4, 1996]
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PART 111—ELECTRIC SYSTEMS—GENERAL REQUIREMENTS
Subpart 111.15—Storage Batteries and Battery Chargers: Construction and Installation
§ 111.15-2 Battery construction.
