---
kind: "section"
citation: "46 C.F.R. § 112.55-15"
title: "46"
number: "112.55-15"
heading: "Capacity of storage batteries."
url: "https://uscodex.org/cfr/46/112.55-15"
---

# §112.55-15. Capacity of storage batteries.

- (a) A storage battery for an emergency lighting and power system must have the capacity—
  - (1) To close all watertight doors two times;
  - (2) To open all watertight doors once; and
  - (3) To carry the remaining emergency loads continuously for the time prescribed in [§ 112.05-5(a)](/cfr/46/112.05-5.md?p=a), table 112.05-5(a).
- (b) At the end of the time specified in [paragraph (a)](#a) of this section, the potential of the storage battery must be at least 88 percent of the standard voltage.

## Notes

### Amendments

[CGD 74-125A, 47 FR 15267, Apr. 8, 1982, as amended by CGD 94-108, 61 FR 28288, June 4, 1996; 61 FR 39695, July 30, 1996]

### Authority

Authority: 46 U.S.C. 3306, 3703; DHS Delegation No. 00170.1, Revision No. 01.2.

### Source

Source: CGD 74-125A, 47 FR 15267, Apr. 8, 1982, unless otherwise noted.

### Amendments

[CGD 74-125A, 47 FR 15267, Apr. 8, 1982, as amended by CGD 94-108, 61 FR 28288, June 4, 1996; 61 FR 39695, July 30, 1996]